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What provides the energy which then flow...

What provides the energy which then flows through a food chain ?

A

glucose

B

oxygen

C

respiration

D

sunlight

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Verified by Experts

The correct Answer is:
D
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LAKHMIR SINGH & MANJIT KAUR-OUR ENVIRONMENT-Exercise
  1. (a) How is energy introduced into the ecosystem ? (b) Consider the ...

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  2. (a) Explain why, a food chain usually cannot have more than three of f...

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  3. What provides the energy which then flows through a food chain ?

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  4. Which pollutant released into the air during refrigeration and aircond...

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  5. In the given food chain, suppose the amount of energy at fourth trophi...

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  6. Which of the following limits the number of trophic levels in a food c...

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  7. What percentage of sun's energy falling on the leaves of green plants ...

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  8. The depletion of ozone layer in the upper atmosphere is mainly due to ...

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  9. In an ecosystem, the 10% of energy available for transfer from one tro...

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  10. Flow of energy in an ecosystem is always

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  11. Excessive exposure of human to UV-rays results in (i) damage to imm...

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  12. Which of the following gets the minimum energy through the food chain ...

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  13. A food chain comprises of cat, seed-eating bird, plants, and dog. The ...

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  14. An aquatic food chain comprises of the organisms like tadpoles, weeds,...

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  15. Most of the water surface of a lake is covered with algae. This algae ...

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  16. If the energy available at the producer level in a food chain is 150 J...

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  17. If the energy transferred to a tertiary consumer in a food chain is 10...

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  18. In addition to wheat plants, a crop field ecosystem has organisms such...

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  19. Which of the following is the best method to dispose of biological was...

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  20. In an ecosystem : (i) the flow of energy is unidirectional (ii) ...

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