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Question
What is a food chain?
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Solution
The sequence of living organisms in a community in which one organism consumes another organism to transfer food energy is called a food chain. An example of a simple food chain is that operating in a grassland.
RELATED QUESTIONS
Which of the following are always at the second tropic level of food chains?
Why are green plants called producers?
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Rats, Plants, Hawk, Snakes
Explain the term ‘producer’.
Write a common food chain of a pond ecosystem having four links.
The sea water contains water beetles, tadpole, fish and weeds.
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Fill in the following blank with suitable word :
Plants → Antelope → ............
A forest ecosystem having a lot of green plants has some foxes, lions and rabbits in it.
(a) Write a food chain comprising all the four organisms mentioned above.
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(c) Name the link which is a predator as well as a prey.
(d) Name (i) second trophic level, and (ii) third trophic level.
(e) Which link of this food chain can feed on second trophic level as well as third trophic level, independently?
(f) If the sun provides 1000 J of energy to the plants, then how much energy will be transferred to fox through the food chain.
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Which other organism you could write in place of bird in the above food chain?
Bacteria and fungi are called decomposers.
