LEMI KURA SUB CITY 2015 E.C SOCIAL STUDIES GRADE 8 STUDENTS MODEL EXAMINATION /may2015 e.

CHOOSE THE CORRECT ANSWER FROM THE GIVEN OPTIONS AND BLACKEN THE LETTER OF YOUR
CHOICE ON THE ANSWER SHEET PROVIDED.
1. From the following one is used to compare known physical quantity with unknown physical quantity:
A. Prefix C. Scientific notation
B. Measurement D. Dimension
2. Which one of the following is not indigenous unit of length measurement?
A. Digit C. Foot
B. Cubit D. Weqet
3. Which one of the following is derived physical quantity?
A. Mass C. Density
B. Length D. Temperature
4. In the basket there are three masses objects; M1=0.5 kg, M2=4500 gm, M3=1000mg then calculate the total
masse of the three masses?
A. 5001 gm C. 4650 gm
B. 6000 gm D. 5500 gm
5. The tentative explanation for the set of observation is:
A. Asking question C. Hypothesis
B. Perform background research D. communicating results
6. The distance of mercury from the sun is 4498 million km, express this number in prefix:
A. 4498000 MKm C. 44980 MKm
B. 4498 MKm D. 449800 MKm
7. Which one of the following is correct about continuous theory?
A. There is a limit to which matter is broken. C. Believe in existence of an atom
B. Matter is infinitely devisable D. Was proposed by Democritus
8. Which fundamental sub atomic particle is lightest?
A. proton C. Electron
B. Neutron D. Shell
9. Which one of the following is true about poly atomic molecules?
A. Poly atomic molecules have more than two atoms.
B. Poly atomic molecules have less than three atoms.
C. Poly atomic molecules have only two atoms.
D. poly atomic molecules have only one atom.
10. Who prepared the first organic compound in laboratory?
A .Democritus C. Henry Mosley
B. Friedrich Wohler D. Aristotle
11. What are the general formulas of Alkane, Alkene and Alkyne respectively?
A. CnH2n +2, CnH2n and CnH2n-2 C. CnH2n-2, CnH2n, and CnH2n +2
B. CnH2n, CnH2n +2 and CnH2n-2 D. CnH2n-2, CnH2n +2, and CnH2n

12. The name of alkyne with 6 carbon number:

A. Hexane C. Hexyne
B. Hexene D. Pentene
LEMI KURA SUB CITY 2015 E.C SOCIAL STUDIES GRADE 8 STUDENTS MODEL EXAMINATION /may2015 e.c

13. Which one of the following miss-match with its function?

A. Methane __for cooking C. Ethanoic acid __preserving food
B. Ethyne __for welding steel D. Formalin __for cooking and heating
14. Which one of the following is basic oxide?
A. SO2 C. HCl
B. CaO D. N2O5
PH
15. The inorganic compound which has less than 7 value:
A. HCl C . Ca (OH) 2
B. NaOH D. KOH
16. CaO +2Hcl→
A. Ca(OH)2+H2o C. Cacl2+H2
B. Cacl2+H2O D. Cacl2+CaO
17. Which one of the following is false?
A. Acid changes blue litmus paper to red. C. Base release H+ when dissolved in water
B. Base changes red litmus to blue. D. Acid has sour taste.
18. Which one of the following is correct safety precaution in laboratory?
A. Add water to acid. C. Identify chemical by smell.
B. Add acid to water. D. Handling chemicals without glove.
19. Which one of the following compound used to neutralize the excess acid in stomach?
A. Magnesium hydroxide C. Sodium hydroxide
B. Calcium carbonate D. Calcium oxide
20. The upper part of skin is:
A. Hypodermic C. Epidermis
B. Dermis D. Cortex
21. Which one of the following glands found only in female?
A. Sudoriferous C. Mammary gland
B. Sebaceous gland D. Calumnious gland
22. Which one of the following skin disease is caused by staphylococcus bacteria?
A. Cold store C. Warts
B. Blister D. Carbuncle
23. Which one of the following is voluntary component of muscular system?
A. Smooth muscles C. Cardiac muscles
B. Skeletal muscles D. Heart muscles
24. The ability of muscles cell to forcefully shorten:
A. Contractility C. Elasticity
B .Excitability D. Extensibility
25. One of the following is long bone?
A. Wrist C. Scapula
B. Arm D. Hip bone
LEMI KURA SUB CITY 2015 E.C SOCIAL STUDIES GRADE 8 STUDENTS MODEL EXAMINATION /may2015 e.c

26. Which one of the flowing is movable joint?

A. Skull C. stratum
B. Ribs D. Knee
27. From the following one is skeletal disease:
A. Leukemia C. Sinusitis
B. Asthma D. Bronchitis
28. Digestion of food is completed in:
A. Mouth C. Large intestine
B. Small intestine D. stomach
29. One organism has I =3/3,C=2/2,P= 3/3 , M= 2/2.Then what is the total number of premolar ?
A. 6 C. 12
B. 40 D. 20
30. A part of small intestine that finger like projection used to absorbing digested food in to blood
vessels is:
A. Duodenum C. Villi
B. Ileum D. jejunum
31. The process by which body gets and uses oxygen and releases carbon dioxide and water is :
A. Digestion C. Assimilation
B. Excretion D. Respiration
32. The flow of blood between heart and lung:
A. Systemic circulation C. Hepatic circulation
B. Pulmonary circulation D. Blood circulation
33. Which one of the following blood vessels deoxygenates blood?
A. pulmonary vein C. pulmonary artery
B. umbilical vein D. aorta
34. Types of blood which used to transport oxygen and carbon dioxide in the human body?
A. White blood cells C. Leucocytes
B. Palates D. Red blood cells
35. Which one of the following primary sexual characteristics of female?
A. Growth of pubic hair C. Testes
B. Vagina D. Voice become thinner
36. The movement of egg from ovary to fallopian tube:
A. Fertilization C. Menstruation
B. Menopause D. Ovulation
37. The function of testes:
A. produce progesterone C. Regulate temperate
B. Produce testosterone hormone D. Store matured egg
38. Which reproductive disease is caused by treponema palladium?
A. Gonorrhea C. Syphilis
B. Chancroid D. AIDS
LEMI KURA SUB CITY 2015 E.C SOCIAL STUDIES GRADE 8 STUDENTS MODEL EXAMINATION /may2015 e.c

39. The relationships in which both organisms are get benefit but are not obligatory:
A. Mutualism C. commensalism
B. Parasitism D. protocooperation
40. The primary consumer of biotic community is:
A. Herbivore C. Scavenger
B. Carnivore D. Decomposer
41. The biological association between two organisms that interact:
A. Ecology C. taxonomy
B. symbiosis D. entomology
42. Which one of the following organisms are intra -specific interactions ?
A. Lion and Hyena C. Lion and Lion
B. Honey bee and Butterfly D. Crocodile and Bird
43. Which one of the following is abiotic component?
A. Water C. Animal
B. plant D. Bacteria
44. An organism that releases energy from simple chemical reaction is:
A. Photoautotrophic C. Scavenger
B. Heterotrophic D. Chemoautotrophic
Question number 45 and 46 are based on the following information:
Suppose the following food chain
Grass → grass hoper →snake → eagle
45. The first tropical level is:
A. Grasshopper C. Grass
B. Snake D. Eagle
46. The secondary consumer is:
A. Snake C. Grasshopper
B. Eagle D. Grass
47. The conversion of nitrate back to inert Nitrogen gas is
A. Ammonification C. Nitrification
B. Denitrification D. Nitrogen fixation
48. The organism that plays great role in all nutrient cycle:
A. Autotrophic C. Decomposer
B. Plant D. Herbivorous
49. The conservation of biological diversity outside their natural area:
A. In-situ biodiversity C. Intra-specific interaction
B. Ex-situ biodiversity D. Inter-specific interaction
50. Which one of the following is Jovian planet?
A. Mercury C. Uranus
B. Mars D. Venus
51. Which planet has maximum number of Moons?
A. Saturn C. Earth
B. Jupiter D. Venus
LEMI KURA SUB CITY 2015 E.C SOCIAL STUDIES GRADE 8 STUDENTS MODEL EXAMINATION /may2015 e.c

52. The second farthest planet from the Sun in solar system is:
A. Mercury C. Jupiter
B. Uranus D. Neptune
53. Which planet has maximum rotation period?
A. Jupiter C. Mars
B. Venus D. Earth

54. One is not dwarf planet:

A. Makemake C. Haumea
B. Pluto D. Mercury
55. The large number of small objects that are found between mars and Jupiter:
A. Asteroids C. Meteorites
B. Comets D. Meteors
56. Which one of the following is non- luminous object?
A. Sun C. Lightning
B. Moon D. Star
57. The bending of light rays as it travels from one medium to another medium is :
A. Reflection of light C. Diffusion of light
B. Dispersion of light D. Refraction of light
58. The transfer of heat mainly occurs in solid particles:
A. Conduction C. Evaporation
B. Radiation D. Convection
59. Echo defined as:
A. Reflection of sound from hard surface. C. Absorption of light from hard surface
B. Reflection of light from hard surface. D. Absorption of sound from hard surface
60. Which one of the following is incorrect about properties of magnetic field lines?
A. Magnetic field lines do not intersect one another.
B. The two poles of magnet always exist in pairs.
C. Outside of the magnetic field lines point from North to South Pole.
D. In side of the magnetic field lines point from North to South Pole.