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MCQs for Our Environment
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Avg score: 75% • Most missed: “Which of the two in the following sets belong to the same trophic level?”
MCQs for Our Environment
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11 Questions

1. What will happen if all the deer are killed in the given food chain. Grass → Deer → Lion
2. Which of the two in the following sets belong to the same trophic level?
3. In the given foodchain if the amount of energy at the fourth trophic level is 4 kJ, what will be the energy available at the producer level. Grass → Grasshopper → Frog → Snake
4. Excessive exposure to ultraviolet radiation causes
5. Which of the following chemicals causes depletion of the ozone layer?
6. Which of the following is biodegradable?
7. Which of the following is an abiotic component of an ecosystem?
8. Which one of the following is an artificial ecosystem?
9. In a food chain, the third trophic level is always occupied by
10. Which one of the following pairs belong to the category of primary consumers?
11. The depletion of the ozone layer causes

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