GENERAL SCIENCE MCQS

1. Mammals that live in water are (Dolphin) and (Whale )

2. Mammals that can fly are called (Bat)
3.Invertebrate are classified into two groups
4.Insect body has three) parts.
5.Earth warm are called (twing fertilizer or bio fertilizer)
6.Plants are classified into two groups.
7. Examples of Non-flowering are ( Mosses ) and (ferns )
8. Flowering plant are ( Monocots) and (Dicots )
9.Example of Monocot are (wheat, Maize , Rice )
10. Example of Dicot are (pee and mangoes )
11.Reptiles has (Rough) and (hard) stem.
12. Microscope was discovered by a Dutch scientist Name (Lewn Hook) in (1607)
13. When virus in cell they are (?)
14. when they are act of cell they are look like ( Crystal)
15.virus is a Latin word derive from (venoms) which Means (Poisons)
16. virus was discovered by (W-stanly) in (1935)
17.Disease cause by virus are (Aids, polio, influenza, chickenfox etc)
18. Bacteria s not posses (Nucleus)
19. The most Decomposes microorganism is (Bacteria)
20. To control bacterial diseeases special medicine are used called Antibiotics )
21. Rust and smut are diseases of Malz and wheat causes (Fungus)
22. Yeast is a microscope (Decomposer)
23. Due to yeast the flour (Decompose)
24.Pencilin was the first antibiotic extracted from fungus called (Penincillun)
25.When a microorganism are enter in a body and start growing it is called
(Infection)

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26.Seed coat which covered the seed are called (Testa)
27.Cotyledon are very important because they Store food
28.A Process in which seed grows into new food (Germination )
29.Germination not required ( Moon light)
30.The young plant inside the seed is called Embria)
31.Seed are of (two ) type which are (Monocot) and (Fungus)
22. Yeast is a microscope (Decomposer)
23. Due to yeast the flour (Decompose)
24.Pencilin was the first antibiotic extracted from fungus called (Penincillun)
25.When a microorganism are enter in a body and start growing it is called
(Infection)
26.Seed coat which covered the seed are called (Testa)
27.Cotyledon are very important because they (Store food
28.A Process in which seed grows into new food (Germination )
29.Germination not required ( Moon light)
30.The young plant inside the seed is called Embria)
31.Seed are of (two ) type which are (Monocot) and (Dicot)
32.Placing things into groups and subgroup on the basis of similarities are called
(Classification)
33.All large things are divided into (five) main Groups.
34. Bacteria are placed in (Monira ) Kingdom.
35.Algae are placed in kingdom (Protesta)
36.Plants can't (prepares) their own food
37. Aquatic plants are (water dwilling)
38. Animal can prepare their own ) Food.
39.Animals are divided into two group which are (virtabrates) and (invertibrates)
40. Vertabrates are further divided into (Five ) Class
41.Fishes respires through (Gills)

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42.Vertebrate that lives in both water and land (Amphibians)
43.Some birds cannot fly but can run they are called (Runningbirds ) like ostrich.
44.The largest bird in the world are called (Ostrich)
45.Any harmful change in environment is called (Pollution
46.The thing which cause pollution are called (pollutant)
47.There are three ) type of pollution
48.Those material which can be degraded naturally are called ( Biogradable )
49. Those material which cannot be degraded naturally are called (non biodegrable)
50. Cars and buses give off large amont of ( Smook)
51.Dead plant and dead animals are (Bio - degradable)
52.Electricity wire batteries cane pastic are (Non-biodegradable)
53. Matter exists in three ) forms
54.Solid expand on (Heating and contract on (cooling)
55.The change of solid into liquid is called (melting)
56.The change of liquid into solid are called (Freezing)
57. Melting point and freezing point of water is (OC)
58.A process in which liquid convert into gasous state with out their Boiling are
called (Evaporation)
59.A process in which solid convert into gasous state without giving into liquid are
phase are condensation
60.The change of liquid into gases is called ( Boiling)
61.In water cycle sun plays in important role in (Evaporation)
62.Friction act whn object are in contact with each other
63. Friction depend upon (roughness)
64. Roughness causes (Friction)
65. Force that change state of rest or motion (Un balance force)
66. Force that does not change state of rest or motion (Balance)
67. Inertia of body is directly proportional to (Mass)

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68. Lever widge and inclined plane are (Simple machine)
69. There are (six) types of simple machine.
70. Pulley are of two types (movable pully) and (Fixedpully)
71.A flag pole is an example of (Movable)
72.The law of reflection ware first described by (Ibn - ul-haitham)
73. When the object is at "C" than image of (Same ) size will form.
74. When object is at "F" then image will be at Infinity)
75.The surface which gave regular reflection are called (Smooth surface)
76.The surface which give irregular reflection are called (Roughsurface)
77.Periscope contain two plane mirror placed at (45) Degree.
78.The mirror used in telescope is (Concave mirror)
79.A mirror whose outer surface is shine is called (Convex mirror)
80.A mirror whose inner surface is shine is called (Concave mirror)
81. Image formed by a convex mirror is called (virtual)
82. The sound wave cannot pass through (Vaccuum)
83.The speed of sound in air is (330 ms)
84. The speed of sound in liquid is ( 125 ms)
85.Speed of sound in solid is (5130 ms)
86.Asteroid, meteors and commeds are satellite (natural)
87.The first artificial satellite was launched by (USSR) in ( 4th oct1957) whose name
( sputnik - 1)
88.Asteroid move in (Eliptical) orbits.
89.There are about (100000 ) asteroids and only (?) can be seen.
90.The first animal was (dog) which launch in sputnik 2
91.GPS contain (24) satellite.
92.Geo stationery orbit is exactly above the (Equator)
93. USA launched his first artificial Sattelite Explorer - 1 in (1958)
94.Those object which emit their own light (luminous object)

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95. Sun and stars are example of (luminous) substances
96.Electric bulb, candle torch neon bulb are example of (luminous)
97.Those object which do not emit their own light (Non luminous )
98. Moon are the example of (Non luminous)
99.Those object which do not pass light are called (opaque)
100. Object through which all light can pass are (Transformed)
101. Object that pass light partially are called ( Translucent)
102. Light travel in (Straight) path.
103. When the moon comes in between the earth and the sun then ( Solareclips ) are
formed.
104. When the earth comes in between the moon and he sun then (lunareclips ) are
formed.
105. Pinhole camera work on the principal that light can travel in (Straight) path.
106. Full moon is observed on the ( 14th) of that month.
107. Object that orbit the planet are called ( Satellites )
108. Phases of moon are of two ) types.
109. Light of sun is (Reflected) by the moon.
110.The path through which a current is pass ( circuit)
111. A device which stop the flow current when it is exceeded from softly level (
fuse)
112. Material uses for fuse has low ( Melting point)
113. Static electricity refers to ( store) of change surfaces.
114. Lighting is a natural example of ( Static electricity)
115. Magnetic effect is strong at (poles ) and weak at (center)
116. To find nature of charge (Electroscope) is used.
117. The magnetic produce by electric current are (Magnetism)
118. Compass is also used used to find the direction of (Qibla)
119. A bar magnetic act like a ( Magnetic)

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120. The bigger particle of soil are called ( Sand)
121. The tiny particle of soil are called (clay)
122. The particle between sand and clay are called ( Slit)
123. Soil has (five) main component
124. Bacteria and fungi are (Decomposer)
125. The planet pluto is called (Dwarf planet) Remove in (2006)
126. Distance of earth from sun is ( 149 million) kilometers
127. Temperature on the surface of sun is (6000) C.
128. (Telescope ) is used to see planets.
129. The moon take (28) days to complete one revolution.
130. Earth and other planet are (natural) Satellites of sun.
131. Group of stars is called ( Constillation)
132. Light from the sun reaches us in ( 8 minutes)
133. The weakest sense organ is (Test)
134. We can sense different stumuli due to ( Sense organ)
135. In eye Sensory cells are located in (Retina)
136. Image on ratina is (upside down)
137. Auditory nerves helped in (hearing)
138. A process in which glucose is broken down to produce co2 and energy are called
(Respiration)
139. A small pores in leaves which is uses for exchanges of Gases are called (
Stomata)
140. Chlorophyhl cell (Photosynthesis) take cell.
141. Xylem and phloem are called ( conduction cell)
142. The temperature required for photosynthesis process are equal to (25 - 350)
143. Without (chlorophyll) photosynthesis cannot take place.
144. Which of these is not needed for photosynthesis (oxygen)
145. World environment day is celebrated in ( 5th june)

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146. The relationship between parasite and host is called (parasitism)
147. Primary producer herbivores carnivores omnivores and decomposer is called
(Biotic)
148. Thar is an example of (Desert) environment.
149. Particle that exist free or not free are Atoms )
150. Helium and Neon are (Free exist) in nature.
151. Hydrogen nitrogen and oxygen are found in ( Combined) state.
152. Pure form of an matter is called Element
153. Out of 110 only (92) are found in natural,
154. Non metals are mostly solid or gases except (Brown)
which is (liquid) form.
155. Chemical formula for baking soda is ( NAHCO3)
156. NACL is called (common or table Salt)
157. Chemical formula for washing soda is (Na2 co3)
158. The impure form of matter is called ( Mixture )
159. Air, Gun powder Milk, Blood, Salt, Tea is example of (Mixture)
160. Raw material for photosynthesis is (co2)
161. A process which separate insoluble solid from a liquid substance are called
Filtration)
162.To obtain pure solvent from a solution (Distillation) process can be performed.
163. (Nitrogen) is unreactive element.
164. While the most reactive element is (oxygen)
165. Liquid (oxygen) is used as a fuel in spaceship.
166. Helium and hydrogen gases are used for filling (Baloon)
167. Nitrogen in air is (78%) oxygen is (21 %) while co2 is (0.03%)
168. Gasses carbon dioxide on cooling to -78.5 c convert to solid called ( dry ice )
169. Gasses necessary for burning and respiration is called (oxygen)
170. Substances that cannot dissolve completely (Hetrogenous)

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171. Substances that can dissolve completely are (homogenous )
172. A Homegenous mixture of two or more substances (Solution)
173. A substance which is small in solution are called (solute)
174. A substance which is greater in solution are called (Solvent)
175. Milk is the type of ( Suspension)
176. A solution in which water is a solvent is called (Aqua solution)
177. The term " Aqua " is a latin word means word means (Water)
178. Water is also called a (Universal) solvent.
179. If there is a small amount of solute in a solvent it is called (Dilute ) solution
180. If there in which maximum amount of a solute is dissolved is called (
Saturated) solution
181. A solution in which minimum amount of solute is dissolve is called (un -
saturated) solution.
182. If a given amount of solute is dissolve in 100g solvent it is called ( Solubility)
183. A haterogenous mixture of undissolve solute in a solvent is called ( suspension
)
184. Blood is an example of ( Suspension)
185. The solubility of gas in liquid (Decrease ) with increase of temperature.
186. Fuse work on the (Heating effect) of current
187. Fuse is connected ( in series ) in the electric Circuit.
188. A fuse is used to prevent (Excess of current)
189. Clusters of billions of store called (Galaxies )
190. Building blocks of the universe is called (Galaxies )
191. (Edwin Hubble) observe that galaxy are not in Stationer.
202. A process in which easter are converted into alcohol and soap are called (
Saponification)
203. Plastic is a type of polymer)
204. Polymer are made of (Monomer)
205. Monomer are made of (molecules )

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206. When ethane gas c2h4 is subjected to a very high pressure and pressure and
temperature if forms a (Polythene)
207.Plastic means (Pliable ) or (Moldable )
208. When iron metal rust it form (Iron oxide)
209. Fatty acid when react with NAOH forms ( Soap)
210. Rainbow is produced by the (Dispersion) of light
211. Red + blue + green give (white ) color
212. Red + green + give us (Yellow)
213. Yellow + blue give us (white)
214. Any two colors when combine and gave us white is called (Complementary
color)
215. The nervous system is divided into two parts.
216. The central nervous system consist of (Brain) and (Spinal cord)
217. Weight of human brain is (3 pound) or ( 453 ) grams
218. Fore - brain mid brain and hind-brain are three) parts of brain.
219. The cerebrum has two parts, the left side control (Right side) of our body while
the right side control (left side) of body
220. The part which connect the brain to spinal cord (medulla oblongata)
221. When spinal cord damage the no message passed to the brain this disease is
called (paralysis)
222. The peripheral nervous system include (12) pair of cranial nerves while (31)
pair of spinal nerves.
223. The collection of neuron cell bodies is called (Gray matter)
224. The sudden automatic responses of the body without the will of person are
called (involuntary reaction)
225. To control involuntary moments like refler action is done by (Spinal cord)
226. Those action which under human well are ( voluntary action)
227. Those acton which are not under human well (involuntary action)
228. The structural and functional unit of kidney is called (nephron)

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229. Waste product produced by break down of proton (urea)
230. The structural and functional unit of nervous system are called ( Neuron)
231. Blood is regulated by (?)
232. The major organ of the excretory system is (kidney)
233. Filtration of blood take place in (Nephron)
234.A process in which the parent cell is divided into two identical daughter cell is
called (mitosis)
235. A process in which a parent cell is divided into four daughter cell having half
no of chromosome are called (meiosis)
236. Chromosome means (color body)
237. Chromosome is made of two components (DNA) and (proteins)
238. The unit of DNA is called (nucleoid)
239. The basic unit of heredity is called (Genes)
240. Mitosis is also called (somatic) while means is called (Geomatics )
241. A process in which the DNA of a cell is duplicated to make two similar copies of
the parent DNA is called (Replication)
242.Small pieces of DNA only found in bacteria are called (Plasmid)
243. Th most important circle of Sulphur is (S02)
244. Vehicular exhaust is a major source of (co)
245. To kill bacteria in water (cl) is dissolve in water.
246. Water is used as a coolant) in heavy machinery.
247. The most abundant chemical on earth crust is (Water)
248. Atom is a Greek word "Atoms" meaning (individual)
249. The shell of an atom is also called (Energy level)
250. Cobalt - 60 is used fo the treatment of (cancer)
251.lodine I is used for the treatment of (Thyroid)
252. Symbolic representation of a chemical compound is (Chemicalformula)
253. Calcium "Ca " has valiancy of (+2)

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254.Potassium "K"has valiancy of (+1)
255. Magnesium "Mg" has valiancy of (+2)
256. A process in which chemical composition does not change (Physical)
257. At room temperature hydrocarbons like petrol, diesel and kerosene oil are (
liquid)
258. The tongue bears ( test buds ) for testing.
259. The glands that is found in mouth are (slaviory glands)
260. In enzyme (ptyalin) digestion of (carbohydrates ) in the mouth.
261. The length of small intestine are (6-8 m)
262. The glands related to digestive system are ( liver) and (pancrease)
263.A disease in which a large intestine cause slow motion in a body is called (
Diahira)
264.When water is absorbed by stomach wall then (constipation occur.
265. The glands that is secrete in nostril are called (mucus glands)
266. During respiration energy produce in (ATP) form
267.( smoking ) is the most important cause of lung cancer
268. Cigaratte smoke contain ( 4000 ) chemical
269. Diseases causes by digestive system are (Diariah ) and (constipation)
270. The component of food fully digested in mouth (Carbohydrates )
271.(kidney) does not produce any digestive secretion
272. Another name of windpipe is (Trachea)
273. (Rib cage ) protects lungs from outside harm.
274. Auricle or artia are present at the top of (ventricles )blood take away from the
heart is done by (arteries )
275. ( veins ) take the blood toward hearts
276. The largest vein is called (Vienna cava)
277.Color of oxygenated blood is (Red)
278. Color of deoxygenated blood is (Blush)

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279. Right chamber of heart contain (Deoxygenated blood)
280. Left chamber of heart contain (Oxygenated blood)
281. Reproduction is of (two ) types ( sexual) and (Asexual)
282. Reproduction in male and female cell are not involved (Asexual)
283.Budding cutting and layering are (Asexual) types
284. The type of reproduction in which male and female cell are involved are called
(Asexual)
285. Process in which male and female cell are united is (Fertilization)
286. Sex organ of plant present in ( Flowers )
287. The male sex organ in flower are called ( Stamen)
288.Anther is filled with the male sex cell called (Pollen grain)
289. The female sex organ of the flower are called ( carpels)
290. The female sex cells ovules are present in (Ovary)
291. Male sex organ are also called Androecium)
292.Female sex organ are called (gymnasium)
293. When pollen grain from anther transferred to the stigma of the other or same
flower it is called pollination
294. There are two types of pollination
295. Pollination that take place in same flower are ( Self pollination)
296. Pollination that take place in different flower are (Cross pollination)
297.Cross pollination can be done by (water), (insect),(air)
298. The zygote is formed inside (ovary)
299. The relationship of living organism with environment (Ecology)
300.Encology is also called (Environment biology)
301. An area where living organism interact with environment are called (Eco
system)
302. Desert is a big type of (Ecosystem)
303. Small echo system is ( Aquarium )

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304. Echo system is always composed of (Biotic) and ( abiotic)
305. Those animals which directly feed on plants (Primary consumer)
306. Those animals which feed on flesh of herbivores are called (Carnivores)
307. Those animal which feed on secondary consumer or flesh as well as vegetable
are called (Carnivores)
308. The actual place where living organism live are Habitats)
309. Many food chains combine is form (Food web)
310. The water that show resistance to soap is (Hard water)
311. Distillation is a (Separation) technique in which a volatile
substance separate from a (non volatile)
312. Impure water can be purified by (distillation)

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 MCQS EVERY DAY SCIENCE

IMPORTANCE OF VITAMINS
Deficiency of vitamin A causes dryness of skin and night
blindness
• Skin food is Vitamin C
• Vitamin C is also called Ascorbic Acid it prevents scurvy
• Vitamin C is also necessary for utilization of iron
• The food which contains largest amount of Vitamin C is tomato
• Cod liver oil contains Vitamin D
• Collagen is the substance that gives elasticity to skin
• Vitamin E promotes oxygenation and acts as anti aging
• Carbon dioxide we release comes from food we eat
• Vitamin B2 has what other name Riboflavin
• Fats are made of carbon, hydrogen and oxygen
• Vitamin E is called anti-aging agent
• Vitamin E helps in fertility process
• Vitamin B helps maintain normal appetite and good digestion
• Protein found in milk is Casein, in beans is Legumes, in meat is
myosin and in eggs is albumin
• Water soluble vitamin are B and C and all other are fat soluble
• Vitamin A is stored as Ester in liver
• Vitamin A is found in carotene bearing plants
• Vitamin K helps to form prothrobin (fibro gin) one of the
enzymes helpful in blood clotting
• Vitamin E is necessary for iron utilization; normal reproductive
function. Vitamin E is for reproduction.
• Vitamin A is found in Dairy products
• Deficiency of Vitamin A causes Night blindness.
• Too much presence of the Potassium salt in human blood
increase the risk of heart attack.
• The lack of calcium in the diet causes what condition-Rickets
• Celluloses are carbohydrates.
• Milk contains lactose.
• Vitamin C is a preventor of infectious disease

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• Vitamin C is also called Skin food
• Vitamin C can easily be lost in cooking and food storage
• Vitamin D is essential for calcium metabolism.
• Vitamin C hastens healing of wounds
• Vitamin capable of formation of blood is B12
• Riches source of Vitamin D is code liver oil
• Riches source of Vitamin A is eggs
• Deficiency of Calcium leads to rickets
• Vitamin B1 is available is yeast.
• Scury, arising due to deficiency of vitamin C, it is related to
Gastro-intestinal disorder.
• Sodium is necessary of nervous system.
• Vitamin D is essential for calcium metabolism.
• Cheese contains vitamin D.
• Vitamin C can not be stored in human body.
• Scurvy, arising due to deficiency of vitamin C, it is related to
Gastro-intestinal disorder.
• Sodium is necessary of nervous system.
• Ground nut has maximum protein
• Digestion of fat in intestine is aided by Emulsification
• Hair, finger nails, hoofs, etc are all make of protein
• Deficiency of sodium and potassium causes muscular cramps,
headache and diahrae
• Milk contains 80% water
• Milk is a complete food.
• Cheese contains vitamin D.
• Vitamin E is for reproduction.
• Deficiency of Thiamine causes Beri Beri.
• Glucose is the source of energy for human brain.
• Major component of honey is Glucose
• Three main food nutrients are carbohydrates, protein and fats.
Other are vitamins and minerals
• Meat is rich in iron we need to make blood cells
• Eating of coconut increases man’s mental faculties
• Food poisoning can result from the eating of too much
toadstools.
• Vitamin c is also known as Ascorbic Acid.
• Celluloses are carbohydrates.

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• Milk contains lactose
• Ascorbic acid is essential for the formation of bones and teeth.
• Citric acid is a good substitution for ascorbic acid in our
nutrition.
• A guava contains more vitamin C than an orange
• Vitamin not stored in human body…..C

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 Everyday Sciences
White cells are about one for every 500 red cells.
A blood donor gives about 500 ml of blood.
RBC and WBC is bloods are counted by Hemocytometer.
Of the blood groups A, B, AB and O, which one is transfused into a person whose
blood .group is A? Group A and O.
Your body contains eight pints of blood.
Blood has 83% of water.
The fluid portion of blood is known as the plasma.
WBCs are known as Leucocytes and act as police force of the body.
Erythrocytes are also called as Red blood cells.
Blood clotting factor is produced by Liver.
Chemical factory of human body is liver.
Urea is produces in liver.
Maximum quantity of water is in eyes.
Largest secretary gland is Liver.
Insulin is produced by pancreas, Insulin is a protein which acts as a hormone.
Amino acids are a product of the digestion of proteins.
Pepsin, a digestive enzyme is produced in stomach.
Parasomia is sleep walking.
Long-sightedness is called Hyper metrophia
Shortsightedness is called Myopia.
Typhoid is caused by bacteria.
Biopsy is a medical diagnostic technique using cells and tissues.
Highest electrical conductivity is of Silver.
Pint is unit of measurement for liquid.
Vinegar contains Acetic Acid.
Lightest element found in nature is hydrogen
The metal known as quick silver: Mercury
Dry Ice is solid Carbon dioxide
The most common element in the universe is Nitrogen
Brass is an alloy of Copper and Zinc
Bronze is an alloy of copper and Tin
Stainless steel is an alloy of carbon +Iron with Chromium and Nickel
German silver is an alloy of copper with nickel and zinc

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Purest form of iron is wrought iron
PVC = Ployvenyl Chloride
Chemically soap is a salt
Stomach produces hydrochloric acid
Anode = negative terminal and Cathode = positive terminal
Longitude is measured from East to West
Latitude is measured from North to South of Equator
Longitude is measured from East to West
Latitude is measured from North to South of Equator.
New Zealand is close to Int: Date Line.
Arabia is the larges peninsula.
Antarctica is in South Pole.
The largest latitude circle on earth is the Equator.
Equinox (equal nights) means the equal duration of day & night.
Lines drawn parallel to equator is latitude
1 hour difference in local time between two places is 15 deg: Longitude
23 degree longitude is Tropic of Cancer
70% of earth’s surface is covered with water
Equator is called the great circle
earth revolves in its orbit 1 deg: per day
Hydroponics: means culti¬vation of the plants without use of soil.
Hyetology: is the study of rainfall.
Lapse Rate: is the rate of change in temperature with increase of altitude.
Temperature of Sun is 6000 degree C.
The planet of the solar system which has maximum numbers of Moon is Jupiter
The largest planet of the solar system Jupiter
Sun is a Star
The age of Solar System is 4.5 billion years
A unit of length equal to the average distance between the earth and sun is called
Astronomical unit
An eclipse of the sun occurs when The moon is between the sun and the earth
The ozone layer protects the earth from rays sent by the sun: Ultraviolet rays
The ozone layer is present about 30miles (50km) in atmosphere above earth.
The stratum (layer) of atmosphere in which ozone layer lies is called
as: Stratosphere
Which rocks are formed by the alteration of pre-existing rocks by great heat or
pressure Metamorphic rocks
The most abundant natural Iron oxides are Hematite and Magnetite
The most abundant elements in sea water are Sodium and Chlorine

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 The unit of home electricity energy consumption is: Kilowatt hour
The magnet always points in the same direction, if move freely i.e. towards north
and south poles, because of: Earth is a huge magnet
When sound is reflected from floor, ceiling or a wall , it mixes with the original
sound and change its complexion, it is called as Reverberation
The speed of sound in dry air at 20°C is about 330 meters per second
The speed of light in vacuum is about 300 Million meters per second
The time light takes from Sun to reach Earth is: 8 minutes
Light from Sun travels a distance before it reaches Earth: 150 Million Km
The most suitable thermometer for measuring the boiling point of water is: Mercury
thermometer
The density of water is greatest at: 4°C
Ice can be changed to water by: Changing the motion of the water molecules
The building blocks of elements are called: Atoms
Boiling of an egg is a change which is: Chemical
Which one of the following is an Alkali? Slaked lime
If an Alkali is slowly added to an acidic solution, the pH of the acidic solution
will: Increase
The usual raw material for ceramics, generally found beneath the top soil is? Clay
Polyamides are synthetic polymers commonly known as: Nylon
Telephone was invented in 1876 in America by: Graham Bell
Chemicals used to kill weeds are called as: Herbicides.
The structure of DNA was elaborated by Watson and Crick in: 1953
Man belongs to the family: Hominidae
Deficiency of vitamin C in human body causes a deficiency disease called: Scurvy
To measure the specific gravity of milk, the instrument used isLactometer
Plants growing on other plants are called as: Epiphytes
As per eating habit, squirrels are: Frugivorous
Water loss from leaves through stomata is called as: Transpiration
The study of how plants and animals interact with one another and with the non-
living environment is called as: Ecology.
Nervous system in human consists of: Brain, spinal cord and nerves.
In human eye, the light sensitive layer made of specializes nerve cells, rods and
cones is called as The retina
Erythrocytes are also called as: Red blood cells
General science

Chromosomes in the human body 46

Densest planet Earth

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First acid to be discovered Acetic Acid
First Alloy Bronze
First Antibiotic Penicillin (1941) discovered by Alexander Fleming
First US space station Skylab-I
“Floating bodies law” Archimedes
Gas in balloon Helium
Highest electrical conductivity Silver metal
Joints in human body 236
Largest Planet Jupiter (diameter 88,844 miles)
Largest Satellite ` Ganymede
Largest Star Betelgeuse (500 times greater than the Sun)
Longest cell in human body Nerve cells (Neurons) 4 feet and 3 inches
Most common element in the atmosphere Nitrogen
Most common element in the universe Hydrogen
Most easily breakable bone of human body Collar bone
Most expensive metal Platinum
Nearest planet from the Sun Mercury
Normal blinking of human eyes 20,000 times a day
Normal Blood Pressure 120/80 mm Hg.
Normal Pulse rate 70 Per Min
Normal Temperature of human beings 98.4 F, 36.9 C
Oldest known disease Leprosy
Only food that does not spoil Honey
Only part of body without blood supply Cornea of the eyes
Only planet to rotate clockwise Venus
Planet nearest to the earth Venus
Planet with most moons Jupiter
Planet with most satellites Jupiter (39)
Planets with no moon Mercury and Venus
Planet with strongest magnetic field Jupiter
Ribs in human body 24
Shortest wavelength color Blue
Smallest bone in human body Stapes or Stirrup bone
Strongest muscle masseter muscle, which is located in the jaw
Velocity of light 300,000 kilometers per second.
Earth's average speed of revolution about the sun is 29.8 kilometers per second
The speed of sound c is 343 meters per second (m/s). This also equates to
1235 km/h, 1125 feet per second
Weight of the brain of a man 4.8 ounces (Men) 4.4 ounces (Women)

20
One Horsepower 746 Watts/ 1000 Kilowatts
One kilogram 2.205 Pounds
One League 3 miles
One Light year 9461,000 million km ( 5875,000 million miles )
One Pound (lb) 16 ounces
One Quintal 100 kg
One Yard 3 Feet or 0.9144 metre
Heart valves open and close in day : 100000
A nuclear reactor harness nuclear energy by :controlled Chain reaction
Smallest Part of the matter :Qaurk
Weight of the heart of normal man : 300 g
Average Pulse rate :115-125
GREEN HOUSE Effect is caused by an excess of Carbon dioxide.
Working principal of washing a machine is centrifugation.
The sky appears because earth atmosphere reflects the blue light.
Calories are the big unit of energy as compare to Joule.
78% is nitrogen
0.03% carbon die oxide.
A man can survive without Food One month .
Universal donor O and universal Recipient AB
Uranium 235 used in fission process.
Mobile fones send and receive signals through Radio Waves
Ratio of stress to strain is more that’s why steel is more elastic.
Stapes is the shortest bone in body
Pituitary gland is locate just below the brain.
During sleep a man’s blood pressure fluctuate.
700 muscles in body.
Life of RBC is 120 days.
Bones in skull 30.
Albert sabin invented the polio vaccine.
BCG, Bacillus of Calmette and Guerin (tuberculosis vaccine).
Vitamin K is essential for clotting the blood.
Night blindness is due to vitamin A.
Rickets is due to Vitamin D.
Vitamin C is also known as acrobic acid.
Vitamin B for formation of blood.
Marten Copper invented the Cell phone.
Tim Berners-Lee invented the internet.
Dengue fever is also known as break bone fever

21
Aedes aegypti is a mosquito that can spread the dengue fever,
Avian influenza is also called bird flu infection in birds (H5N1).
Smallest plane is mercury .
Jupiter is largest planet.
Venus is hottest and brightest planet.
Venus is closest planet to earth.
Mercury is the closet planet to Sun.
One meter = 1.094
1 mile = 1.609 Km
One meter = 3.281 feet
1 N Mile =1.853 Km
One pound =0.454 Kg
1 ounce= 28.35.
1 kg =2.2046 pounds
One gallon = 4.551 liters.
Friday 13 is computer virus.
1 nibble = 8 bits
Acquired immune deficiency syndrome (AIDS)
Vinegar contains Acetic Acid.
Lightest element found in nature is hydrogen
The metal known as quick silver: Mercury
Dry Ice is solid Carbon dioxide
The most common element in the universe is Nitrogen
Brass is an alloy of Copper and Zinc
Bronze is an alloy of copper and Tin
Stainless steel is an alloy of carbon +Iron with Chromium and Nickel
German silver is an alloy of copper with nickel and zinc
Purest form of iron is wrought iron
PVC = Ployvenyl Chloride
Chemically soap is a salt
Stomach produces hydrochloric acid
Anode = negative terminal and Cathode = positive terminal
Longitude is measured from East to West
Latitude is measured from North to South of Equator
Longitude is measured from East to West
Latitude is measured from North to South of Equator.
New Zealand is close to Int: Date Line.
Arabia is the larges peninsula.
Antarctica is in South Pole.

22
The largest latitude circle on earth is the Equator.
Equinox (equal nights) means the equal duration of day & night.
Lines drawn parallel to equator is latitude
1 hour difference in local time between two places is 15 deg: Longitude
23 degree longitude is Tropic of Cancer
70% of earth’s surface is covered with water
Equator is called the great circle
earth revolves in its orbit 1 deg: per day
Hydroponics: means culti¬vation of the plants without use of soil.
Hyetology: is the study of rainfall.
Lapse Rate: is the rate of change in temperature with increase of altitude.
Temperature of Sun is 6000 degree C.
The planet of the solar system which has maximum numbers of Moon is Jupiter
The largest planet of the solar system Jupiter
Sun is a Star
The age of Solar System is 4.5 billion years
A unit of length equal to the average distance between the earth and sun is called
Astronomical unit
An eclipse of the sun occurs when The moon is between the sun and the earth
The ozone layer protects the earth from rays sent by the sun: Ultraviolet rays
The ozone layer is present about 30miles (50km) in atmosphere above earth.
The stratum (layer) of atmosphere in which ozone layer lies is called
as: Stratosphere
Which rocks are formed by the alteration of pre-existing rocks by great heat or
pressure Metamorphic rocks
The most abundant natural Iron oxides are Hematite and Magnetite
The most abundant elements in sea water are Sodium and Chlorine
The unit of home electricity energy consumption is: Kilowatt hour
The magnet always points in the same direction, if move freely i.e. Towards north
and south poles, because of: Earth is a huge magnet
When sound is reflected from floor, ceiling or a wall , it mixes with the original
sound and change its complexion, it is called as Reverberation
The speed of sound in dry air at 20°C is about 330 meters per second
The speed of light in vacuum is about 300 Million meters per second
The time light takes from Sun to reach Earth is: 8 minutes
Light from Sun travels a distance before it reaches Earth: 150 Million Km
The most suitable thermometer for measuring the boiling point of water is: Mercury
thermometer
The density of water is greatest at: 4°C

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Ice can be changed to water by: Changing the motion of the water molecules
The building blocks of elements are called: Atoms
Boiling of an egg is a change which is: Chemical
Which one of the following is an Alkali? Slaked lime
If an Alkali is slowly added to an acidic solution, the ph of the acidic solution
will: Increase
The usual raw material for ceramics, generally found beneath the top soil is? Clay
Polyamides are synthetic polymers commonly known as: Nylon
Telephone was invented in 1876 in America by: Graham Bell
Chemicals used to kill weeds are called as: Herbicides.
The structure of DNA was elaborated by Watson and Crick in: 1953
Man belongs to the family: Hominidae
Deficiency of vitamin C in human body causes a deficiency disease called: Scurvy
To measure the specific gravity of milk, the instrument used islactometer
Plants growing on other plants are called as: Epiphytes
As per eating habit, squirrels are: Frugivorous
Water loss from leaves through stomata is called as: Transpiration
The study of how plants and animals interact with one another and with the non-
living environment is called as: Ecology.
Nervous system in human consists of: Brain, spinal cord and nerves.
In human eye, the light sensitive layer made of specializes nerve cells, rods and
cones is called as The retina
Erythrocytes are also called as: Red blood cells
What is the approxiate mean distance that separates the sun from the earth?
b. 1480,00,000 kms

2. The outer surface of the sun is called ?

d. Photosphere

3. Which planet has the maximum number of satellites?

d. Jupiter

4. What is a light year?

d. The distance travelled by light in 01 year.

5. What are Red Giants?

a. Stars which appear red because of their consuming a portion of their hydrogen.

24
6. What are asteriods?
c. Very small planet revolving around the sun

7. What is the temperature at the centre of the sun?

d. 20 million k

8. The phase of moon are partially the result of the ?

b. Revolution of the moon about the earth

9. Constellations referred to as Zodiac are ?

a. Imaginary region that encompass the path of the planets

10. The height of a geo-stationary satellite from the surface of the earth is about ?
b. 3600 km
11. Which of the following explain the reasons why there is no total eclipse of the
sun?
a. Area of the sun covered by the moon

12. The instrument used to measure the specific gravity of milk is?
c. Lactometer

13. The internal antenna of transistor set is made of ?

b. Ferror Chrome

14. Gerontology is the study of ?

a. Process of ageing

15. Helium is used for respiration in deep water instead of nitrogen because
a. It is heavier than nitrogen

16. In a fluorescent tube which of the following components are found?

a. Mercury vapour

17. The common ore of aluminium is ?

a. Chromite

18. When one enters a dark room, he is not able to see anything but, after

25
sometime vision improves. This is because ?
d. The pupil ofthe eye dilates

19. Radio carbon dating is used to find the age of ?

a. Fossils

20. What is periscope used for ?

a. To survey the ships on the surface of the sea when the submarine is under water

21. Seismology is the science of ?

b. Earthquakes

22. The source of solar energy is ?

d. Nuclear energy

23. If an object is placed midway between two parallel plane mirrors facing each
other, then the number of images that appear in mirrors is
b. Infinite

24. In vacuum , What will be common among X rays visible light , radiowaves
a. Amplitude

25. Barometer is used to measure

a. Atmospheric pressure

26. If u use a microscope to watch smoke particles in still air, u ll see them moving
about all the time. This phenomenon is called ?
a. Brownian movement

27. The mass of a neutron is approximately

a. Equal to the mass of proton

28. The spherical shape of rain drops is due to

a. Atmospheric friction of air

29. Galvanometer is an instrument

b. For measuring currents of small magnitude

26
 30. Which of the following has highest frequency?
a. Gamma rays

31. If an iron is marked 750 watts by 250 volts, then it was designated to take a
current of
a. 3 Amperes

32. The blue colour of the sky is due to

b. Scattering of light

33. Geiger counter is an instrument

b. To detect radioactive radiation

34. When we are looking at a rainbow in front of us, The sun must be
a. high in the sky and is located either on our right or left

35. When as the satellite is in thhe geostationary orbit , its

a. Orbital distance is equal to the radius of the earth

36. The most intense man-made light source is

c. Mercury Vapour Lamp

37. How many calories will b needed to raise the temperature of 10 grams of water
from 200 to 3000?
a. 1

38. The branch of biological science " Ecology " deals with the study of
c. All living things in relation to their environment

39. The film of oil and soapy water owe their brilliant colours to a combination of
light reflection and
a. Refraction

40. The solar ultraviolet rays fo not harm living organism because
a. The ozone layer of the atmosphere weakens them

41. Most important effect of moon on earth is that

d. Effects tides of ocean

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42. The term “Meteor" is applied to an interplanetary body,
b. After it enters the earth`s atmosphere exploding in mid air

43. Newton`s rings are

d. Coloured rings observed around the point of contact of a convex lense

44. The heat recieved by earth from the sun is known as

c. Solar radiation

45. Constellation is
a. Configuration of fixed stars resembling a figure

46. Which of the following part of the atmosphere is nearest to the earth
a. Troposphere

47. To an astronaut in space sky looks

c. Black

49. The moon has period of rotation which is equal to period of revolution . It is
a. 29 days, 7 hours , 43 min , 1147 sec

50. The composition of the sun is

a. hydrogen 90% , Helium 8% , Heavy elements 2%

Jupiter is the fastest spinning planet in the solar system,

The unit for measuring the distances between the stars is “Light Year”.

1. Neil A. Armstrong visited the moon on july 16, 1969 and remained there for
21 hours and 36 min. Name the manned spacecraft which took him on this
mission ?
c. U.S Apollo 2
2. How much time the light takes to reach from the sun to the earth?
b. eight min and 15 sec
3. Astronomical unit is a bigger unit of distance and it is used to measure
distance btw the heavenly bodies of the solar system .One astronomical unit
is equal to how much Km in whole numbers?
c. 150 million km

28
4. Name the nearest Star to our sun.
a. Proxima Centurai

5. Name the nearest regular qalaxy to our milky way

d. Andromeda

6. Name the largest moon in our solar system

a. Ganymede

7. Atmosphere of the earth is made up of different spheres. In which part of the

atmosphere commercial aircrafts usually fly.
c.. Troposphere

8. The sun arised on the North pole on the 21st march and this pole remains in light
till what date ?
a. 23rd sep

9. Name the gas which was discovered on the sun about 125 years ago during
eclipse-watching..
b. Helium

10. What is the approximate age of the sun ?

b. 6.4 billion years

01. Jupiter is the fifth planet from the sun. It is named after the greatest of the
roman gods. It is much bigger than Earth. About how many earths would equal to
one jupiter ?
d. 1000

02. Physicists have known about these high energy invisible rays for 80 years , but
their precise nature is still a mystery. they come from unknown parts. they pack a
mean energy. And they seem to break the laws of physics. Name them.
b. UV-rays

03. Faster than a speeding bullet, more powerful than a supernova, able to crush
small planets with a single swipe these are primordial, angel-hair thin cracks in the
structure of the space. Name them
a. Cosmic strings

29
04. Name the instrument which is used to measure the speed of an aircraft relative
to the speed of sound.
d. Machmeter

05. A layer of Ozone in the stratosphere protects the earth by blocking most of the
sun`s harmful ultraviolet light. These are high energy radiations. Which of the
following can have the potential effect of UV light.
a. Eyes
b. Skin
c. Crops
d. All the above

06. For growth , Viruses require

b. Living host

07. In which of the following are Mitochondria absent ?

d. Blue-green algae

08. Eucaryotic organisms are those that contains

c. True nucleus

09. The merismatic cells are

a. Thin walled
b. Isodiametric
c. Richly protoplasmic
d. All of above

10. The deficiency of which of the following micronutrients causes the death of the
stem and root apices ?
a. Boron

11. Plant development is influenced by

d. Quality , quantity and duration of light

12. Critical day length Varies from plant to plant and lies between
c. 10 to 14 hours

13. ATP is

30
d. A molecule containing high energy bonds

14. The primary producers of organic matter in nature are

c. Green plants

15 . Edible part of tomato is

d. Whole fruit

16. Who amongst the following, started in 1850, a scientific approach to determine
the role of mineral elements in the healthy growth and development of plants ?
b. Sachs and Knop

17. The primary plant body consists of how many tissue systems ?
b. 3

18. Bamboo is a
b. Grass

20 . Ethylene is a hormone concerned with

b. Ripening of fruits

23. Man is
b. Homoiothermic

24. The compound eye of insect produces

c. Mosaic vision

26. Which of the following control the reflex action in the body ?
a. Central nervous system

28. The life history of human malarial parasite in Anopheles was first described by
c. Sir Ronald Ross

29. The " Urinary system " of the body consists of how many organs ?
b. 3

30. Haryersion canals are present in

a. Bone

31
31. The gestation period of human being is
d. Nine months

32. RNA differs from DNA in containing

c. Ribose

33. The first heart is produced when

d. Diastole begins

34. Who discovered the blood group of man ?

c. Kari Landsteiner

35. Which of the following glands has both an endocrine and an exocrine function ?
c. Pancreas

36. Radio carbon dating is used to find the age of

a. Fossils

37. Geiger Counter is an instrument

b. To detect radioactive radiation

38. The instrument used in a submarine to see the object on the surface of water is

a. Periscope

39. Three primary colours used in the colour TV are

d. Green-blue-red

40. Anemometer is used to measure

a. Wind gustiness

41. Which of the following gives the correct indication of composition of bronze ?
a. Copper and tin

42. The hardest of all metals is

b. Diamond

43. In electrolysis , the reaction at anode is

32
d. Oxidation

44. Carbon dioxide is a good fire extinguisher because

b. it excludes air from the flames

45. If a body is moved from equator to pole on the mean sea level , then its weight
b. Increases always

46. To an astronaut in the spacecraft , the sky appears to b

a. Blue

47. When a ship enters a sea from a river , Its portion under water will
b. Decrease

48. Kilowatt is the unit of

b. Power

49. The sun derives its energy from

b. Nuclear fusion reactions

50. Which of the following is useful in the chemistry of photography ?

a. Silver bromide

HUMAN BODY

33
Normal temperature of body 310 K , 37 C ,98.6 F
No of bones 206
No of muscles 700
No of ribs 24
No of bones in child 300
Most abundant element Oxygen
Most abundant mineral Calcium
No of systems 7
Types of muscles 3
Normal blood pressure 120/80
Percentage of water More than 70% 2/3 6-7 liters
Hardest bone
Weakest bone Collar bone
Largest gland Liver Chemical factory
Smallest bone in human body Stapes or Stirrup bone
Strongest muscle masseter muscle, which is located in
the jaw
or thi muscele in butack
Normal Pulse rate 70 Per Min
Normal breathing of human 20 times per minute
Longest cell in human body Nerve cells (Neurons) 4 feet and 3
inches
Longest bone in human body Fermur bone
Largest and strongest muscle Thigh
bone
Joints in human body 236
Food absorbed in Small intestine
Hepatitis A Spread due to water
Heart contraction Systole
Heart relaxation Diastole
High blood pressure Hyper tension

34
Low blood pressure Hypo tension
Blood pressure varies due to Hemoglobin
Hemoglobin Iron +protein
Electric resistance of human 106 ohm
body
Universal donor group O
Universal owner group AB
Number of blood groups 4
Graveyard of dead blood cell Spleen
Digestion of starch in human Salvia
body digest through
Pituitary gland Just below brain
wisdom tooth 34-40 year
Weight of heart 300 g

35
36