SEE PRACTICE SET-2 (SCIENCE)

 

Government of Nepal

National Examination Board (NEB)

Secondary Education Examination (SEE)

Model Question Paper – SET 2 (2082)

Subject: Science
Class: 10
Full Marks: 75
Time: 3 Hours

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Group A: Multiple Choice Questions (MCQs) [15 × 1 = 15]

Write the correct answer of the following questions in the answer sheet.

1. Which of the following is an ore of iron?
   a. Bauxite
   b. Hematite
   c. Galena
   d. Magnetite

2. The atomic number of oxygen is 8. What is the valency of oxygen?
   a. 1
   b. 2
   c. 6
   d. 8

3. Which part of the plant performs photosynthesis?
   a. Root
   b. Flower
   c. Leaf
   d. Stem

4. What type of lens is used to correct myopia?
   a. Convex lens
   b. Concave lens
   c. Cylindrical lens
   d. Plano-convex lens

5. Which of the following is a sexually transmitted disease (STD)?
   a. Tuberculosis
   b. AIDS
   c. Diabetes
   d. Asthma

6. What is the function of the xylem in plants?
   a. Transport of food
   b. Transport of water
   c. Photosynthesis
   d. Respiration

7. Which of the following is a noble gas?
   a. Nitrogen
   b. Helium
   c. Hydrogen
   d. Carbon dioxide

8. The unit of electric charge is:
   a. Volt
   b. Ohm
   c. Coulomb
   d. Watt

9. Which of the following organisms reproduce by binary fission?
   a. Yeast
   b. Amoeba
   c. Mushroom
   d. Hydra

10. Which chemical is used for water purification?
    a. Baking soda
    b. Bleaching powder
    c. Sodium chloride
    d. Ammonia

11. Which gas is released during respiration?
    a. Oxygen
    b. Nitrogen
    c. Carbon dioxide
    d. Methane

12. Which body part controls reflex actions?
    a. Brain
    b. Spinal cord
    c. Heart
    d. Liver

13. The image formed by a plane mirror is:
    a. Real and inverted
    b. Virtual and erect
    c. Real and erect
    d. Virtual and inverted

14. The process of forming gametes is called:
    a. Mitosis
    b. Fertilization
    c. Meiosis
    d. Reproduction

15. Which of the following is a fossil fuel?
    a. Biogas
    b. Kerosene
    c. Wind energy
    d. Solar energy

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Group B: Short Answer Questions (SAQ) [10 × 4 = 40]

Attempt any ten questions. Each question carries 4 marks.

16. What is displacement reaction? Write a balanced chemical equation with an example.

17. Draw a well-labeled diagram of human heart.

18. What are the differences between a concave mirror and a convex mirror? Give one use of each.

19. Define eutrophication. Mention any two effects of water pollution.

20. What is Mendel’s law of inheritance? Explain with an example.

21. State the Law of Conservation of Mass. Verify it with an activity-based example.

22. Write any four causes of air pollution. Suggest any two ways to reduce it.

23. Define menstruation. What are two advantages of reproductive health education?

24. Write short notes on:
    a. Geothermal energy
    b. Hydropower

25. Define the following with one example each:
    a. Communicable disease
    b. Non-communicable disease
    c. Vector
    d. Immunity

26. A current of 2A flows through a 10Ω resistor. Find the voltage. Also, define resistance.

27. Differentiate between autotrophic and heterotrophic nutrition with examples.

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Group C: Long Answer Questions (LAQ) [4 × 5 = 20]

Attempt any four questions. Each question carries 5 marks.

28. Describe the structure of a cell with a neat labeled diagram.

29. Explain the refraction of light through a glass slab with ray diagrams.

30. Describe the laboratory preparation of hydrogen gas with a labeled diagram and chemical reaction.

31. Explain the structure and function of the human respiratory system with a diagram.

32. Write short notes on the principle, construction, and working of an electric generator.

33. Describe global warming, its causes, effects, and two preventive measures.

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Best Wishes!
Prepared following the SEE Science Curriculum (2080) – For academic year 2082.