Total No. of printed pages: 8 KDL 6. Which plastids are colorless?

Subject Code: C3
(a) Chloroplast (b) Chromo
2023
Model of Different Types of Objective type Questions (c) Leucoplast (d) All of the above
Subject: General Science 7. __ is called the powerhouse of the cell.
Class- IX
Full Marks: 100 Time: 3 Hrs (a) Mitochondria (b) ATP
(The figure in the margin indicates full marks for the Questions) (c) Lysosome (d) Protoplast
Section- A 8. Chromosomes are made up of
A. Choose the correct answer from the questions given below: 1x20=20
(a) DNA (b) RNA
1. The SI unit of mass is –
(c) Protein (d) DNA and protein
(a) Kilogram (b) Newton
9. Which of the following is covered by a single membrane?
(c) Joule (d) Watt
(a) Mitochondria (b) Vacuole
2. The physical state of water is-
(c) Golgi body (c) Plastid
(a) 25°C (b) 0°C
10. The undefined nuclear region of prokaryotes is also known as
(c) 50°C (d) 100°C
(a) Nucleus (b) Nucleolus
3. The atomic symbol of silver is-
(c) Nucleic acid (d) Nucleoid
(a) Si (b) S
(c) Au (d) Ag 11.Who stated “Cell arises from pre- existing cell”?
4. Cell was first discovered by (a) Haeckel (b) Virchow
(a) Robert Hooke (b) Purkinje (c) Leeuwenhoek (d) Robert Brown
(c) Virchow (d) Schleiden 12. Living cell were discovered by
5. Atomic mass of chlorine is (a) Robert Hooke (b) Purkinje
(a) 34 (b) 34 (c) Leeuwenhoek (d) Robert brown
(c) 35 (d) 35.5 13. Component of prokaryotic cell
(a) Plasma membrane (b) DNA
(c) Cytoplasm (d) All of the above
1. Contd… 2. Contd…
14. Which of the following organelle is the called the „Suicidal Bags‟ Section-B
of the cell?
B. Fill in the blanks 1x20=20
(a) Cytoplasm (b) Lysosome
1. Velocity is defined as _______ per time.
(c) Mitochondria (d) Endoplasmic reticulum
2. Matter is made up of small ________.
15. Which of the following tissue has dead cell?
3. Evaporation causes ________.
(a) Parenchyma (b) Sclerenchyma
4. Solid, liquid and gas are called the three _______ of matter.
(c) Collenchyma (d) Epithelial tissue 5. Rapid evaporation depends on the _______ area exposed to atmosphere.
16. Girth of stem increases due to 6. Common salt is __________.
(a) Apical meristem (b) Lateral meristem 7. A mixture contains more than _______ substance.
(c) Intercalary meristem (d) Vertical meristem 8. We can remove salt from a solution by using the process of ______.
17. Nervous tissue is not found in 9. The chemical symbol of mercury is _________.
(a) Brain (b) Spinal cord 10. ______is the combining capacity of an element.
(c) Tendon (d) Nerves 11. Cell is the ________ unit of life.
12. Plasma membrane _____ entry and exit of some material in and out of
18. Flexibility in plants is due to
the cell.
(a) Collenchyma (b) Sclerenchyma
13. ______ is the passage of water from a region of high water concentration
(c) Parenchyma (d) Epidermis
through a semi permeable membrane to a region of low water concentration.
19. Which of the following is universal true?
14. The plant cell wall mainly composed of ________.
(a) Displacement=Distance (b) Displacement>Distance
15. DNA molecules contain ________.
(c) Displacement< Distance (d) Displacement < Distance
16. SI unit of length is ________.
20. The numerical ratio of displacement to distance for a moving object is
17. ________ is a measure of the inertia of a body.
(a) Always less than 1 (b) Always more than 1
18. When a running car stops suddenly, the passengers are jerked ______.
(c) Always equal to 1 (d) Equal or less than 1 19. The weight of an object on the earth is about_____ of its weight on the
moon.
20. In our solar system, there are total ______ planets.
4. Contd…
3 Contd….
 Section-C
18. Human body is made up of cells. (True/False)
C. State whether the statement is True or False. 1x20=20
19. The outer crust of the earth is called the biosphere. (True/False)
1. Boiling is a bulk phenomenon. (True/False)
2. Evaporation is a surface phenomenon. (True/False) 20. Animal cell do not have cell. (True/False)
3. The air us not a matter. (True/False)
4. Early Indian philosophers classified matter in the form of five basic Section-D
elements. (True /False)
E. Match the following column A with B.
5. A solution is a mixture of only two substances. (True/False)
6. Force of friction always apposes motion of objects. (True/False) 1. 1×20=20
7. The force of gravitation increases with altitude. (True/False) Column A Column B
8. Work has both magnitude and direction. (True/False) (a) Inertia (i)Work done
9. Life is impossible without energy. (True/False) (b) Weight (ii) Newton‟s first law
10. Fungus is heterotrophic eukaryotic organisms. (True/False) (c) Force (iii) Mixture of water and milk
11. High level of oxide of nitrogen and sulphur causes air pollution. (d) Tyndall effect (iv) Echo
(True/False)
(e) Sound (v) Kgf
12. Gravitation is a strong force. (True/False)
13. The sun is the biggest natural source of energy to us. (True/False)
2.
14. Aves are warm blooded animal and have a four chamber heart.
Column A Column B
(True/False)
(a) Cell (i) Bacteria
15. Gymnosperms are also called as flowering plant. (True/False)
(b) Naked seed (ii) Little room
16. Cultivation practice and crop yield are related to season only.
(c) Nucleoid (iii) Conduction of water
(True/False)
(d) Food vacuole (iv) Gymnosperms
17. Bacteria is a eukaryotic cell. (True/False)
(e) Xylem (v) Amoeba

5. Contd…
6. Contd…
 Section-E
3.
D. Answer the following questions in single sentence or word. 1x20=20
Column A Column B

(a) Electron, proton (i) Element 1. Name the one basic element of matter.
2. What is unit cell?
(b) Iron (ii) Salt
3. Name the three states of matter.
(c) Pure substance (iii) Atom
4. What is the first law of motion?
(d)Sherbet (iv) Ag
5. What is the atomic number of nitrogen?
(e) Silver (v) Mixture
6. Define valency by taking example of oxygen.
7. What is atom?
4.
8. Who discovered the nucleus in the cell?
Column A Column B
9. Write one example of prokaryotic cell.
(a) Kidney (i) Poor health 10. Where are proteins synthesized inside the cell?
(b) Chronic disease (ii) Virus, bacteria 11. Which cell organelle is known as suicide bag?
(c) Carbohydrates (iii) Plasmodium parasite 12. What is cell?
(d) Malaria (iv) Filtering urine 13. Write one function of stomata.

(e) Infectious agent (v) Millets 14. Give one practical application of reflection of sound waves.
15. Write one medium of spreading infectious disease.
16. What is the topmost layer of Earth?
17. What do balanced forces usually do to a body?
18. Give one example of gymnosperm plant.
19. Write the scientific name of pea.
20. What is binomial nomenclature?

8.
7. Contd… ********
Total No. of printed pages: 2 KDL 4. Mention the important roles of water required for organisms on the
Subject Code: C3
2023 earth surface.
Model of Essay Type Questions 5. Write the various means by which infectious disease are spread.
Subject: General Science
Class- IX Section-C 10x5=50
Full Marks: 100 Time: 3 Hrs
C. Answer the following mixed response essay type questions.
(The figure in the margin indicates full marks for the Questions)
Section- A 5×5= 25
1. Define evaporation. What are the factors affecting evaporation?
A. Answer the following restricted response essay type questions.
3+7=10
1. What are the characteristics of the particles of matters?
2. What are natural resources? Write the role of atmosphere in climate control.
2. Write the properties of solution. 3+7=10
3. Write the importance of universal law of gravitation.
3. Define greenhouse effect. Write the causes of greenhouse effect.
4. An object is thrown vertically integrated upward and rises to a height 3+7=10
of 10m. Calculate- 4. What is soil erosion? What are the methods of preventing soil erosion?
(i) The velocity with which the object was thrown upward and 3+7=10

(ii) The time taken by the object to reach the highest point. 5. Define pollution. Write the causes and control measures of air pollution.
2+4+4=10
5. Define biosphere. Name the components of biosphere.
Section- B 5×5=25

B. Answer the following extended response essay type questions.

1. Write about the biosphere.

2. What is global warming? Write the harmful effects of global warming
on human health.
3. What are the ways to control soil erosion?
2.
1. Contd…
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