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B. Fill in the blanks.
1. A/An is a community where living and non-living things interact with each other and their surrounding
environment to form a balanced system.
2. Since 1870, global sea levels have risen by about inches due to global warming.
3. People should be encouraged to buy products that are made from materials.
4. used in agriculture causes soil erosion.
5. Marine and freshwater are examples of ecosystem.
C. State whether these statements are true or false.
1. Earthworms are considered as the enemies of farmers.
2. We should not give unwanted toys and books to NGOs and people in need.
3. We should carry our own reusable shopping bags to avoid using plastic bags.
4. The modern waste management techniques uses 5R's.
5. Afforestation will not help restore natural vegetation.
6. The Green Economy does not promote social factors.
7. Using a solar water heater is a Green Skill.
8. Taking care of animals in a zoo is a Green Job.
9. Decomposing your garden leaves on your own by reuse is a waste of time.
10. Mining can deplete surface and groundwater supplies.
SECTION B (Subjective Type Questions)
A. Short answer type questions.
1. How can we protect our stream banks from soil erosion?
2. Name any two greenhouse gases.
3. What do you mean by Contour Ploughing?
4. What is Global Warming?
5. What do you mean by Renewable Resources? Give examples.
6. Give one important reason to launch the Green Skills Development Programme.
7. Give three areas where Green Skills are needed.
8. How can we help in saving the environment by using Green Transport?
9. What do you understand by the term Ecosystem?
10. Make a list of the activities you will do to prevent soil erosion in your locality.
11. Make a list of alternate sources of energy we should use to save our environment.
12. Describe any three methods of water conservation. [NCERT]
B. Long answer type questions.
1. Explain some of the factors responsible for Environmental Imbalance.
2. Explain some of the ways to conserve food to avoid wastage.
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