Chapter: 10. Sun As A Natural Resource
Section A: Multiple Choice Questions (5 Marks)
Choose the correct option.
The Sun is mainly made up of:
a) Rocks
b) Water
c) Burning gases
d) Soil Plants make their food using sunlight in a process called:
a) Respiration
b) Digestion
c) Photosynthesis
d) Evaporation Which of these is a renewable source of energy?
a) Coal
b) Petrol
c) Sun
d) Natural gas A solar geyser is used to:
a) Cook food
b) Heat water
c) Dry clothes
d) Generate electricity for homes Which season is known for beautiful flowers?
a) Summer
b) Winter
c) Autumn
d) Spring Section B: Fill in the Blanks (5 Marks)
Complete the sentences with the correct word(s).
The energy we get from the Sun is called _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ energy. Mornings and evenings are cooler because the Sun’s rays are _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ In cold weather, we prefer wearing _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ clothes. Solar panels are made up of many _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ . Using a bicycle for short distances helps in the _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ of energy. Section C: True/False Questions (5 Marks)
Write True or False for each statement.
The Sun is the only star in the sky. Weather conditions remain the same for a long period in a season. Non-renewable sources of energy will never run out. Solar cells convert electrical energy into light energy. Carpooling can help reduce air pollution. Section D: Explanations of Terms (5 Marks)
Explain the following terms in one or two sentences.
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Section E: Short Answer Questions (15 Marks)
Answer the following questions in 2-3 sentences each.
How do plants get their energy? ____________________________________________________________________________________________________________
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Name any three uses of solar energy. ____________________________________________________________________________________________________________
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What causes changes in seasons? ____________________________________________________________________________________________________________
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Give two examples of fruits you like to eat in summer and two in winter. ____________________________________________________________________________________________________________
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List two ways you can conserve water at home. ____________________________________________________________________________________________________________
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Section F: Diagram-Based Question (5 Marks)
Look at the image below showing different energy sources.
Identify the category of energy sources shown on the left side of the picture. Identify the category of energy sources shown on the right side of the picture. Why are the sources on the left side considered better for the environment than those on the right? ____________________________________________________________________________________________________________
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Section G: Long Answer Questions (10 Marks)
Answer the following questions in 4-5 sentences each.
How does weather affect our daily life? Give examples related to food and clothing. ____________________________________________________________________________________________________________
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Why is it important to conserve energy? Explain four practical ways you can save energy in your daily routine. ____________________________________________________________________________________________________________
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