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KUMAR PRAKASHAN-OUR ENVIRONMENT-OBJECTIVE QUESTIONS AND ANSWERS
- Who affects the environment the most?
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- Which is main functional unit of an environment ?
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- What happens to the dead plants and dead animals?
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- What are various orders of food chain named as?
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- How many trophic levels occur in food chain ?
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- Which trophic level has maximum and which trophic level has minimum nu...
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- Can any single organism occupy two different trophic levels? Yes or no...
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- Construct food chain from following organisms: (a) Frog, insects, bi...
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- Why all food chains begin with organisms that contain chlorophyll?
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- Among snake, insects, frog, plants, hawk which one is an organism of f...
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- Among grass, deer, lion by whom maximum energy is transported to its u...
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- Mention the amount of solar energy captured by the green plants out of...
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- List two methods of safe disposal of the non-biodegradable waste.
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- Which chemical is used in fire extinguishers? How it is harmful?
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- Why is straight-line food chain is not common in the natural ecosystem...
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- What is the function of ozone in the upper atmosphere?
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- Name two natural and two artifical ecosystem.
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- Name the natural cleansing agent in an ecosystem.
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- Why are autotrophs called producers and heterotrophs called consumers?
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