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NEET UG BIOLOGY MCQ: ECO SYSTEM
1
Hard
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Understanding
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Assertion: In a food chain, members of successive higher levels are fewer in number.
Reason: Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.
Reason: Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.
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Correct option: A
If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
Option A (If both Assertion and Reason are correct and Reason is the correct explanation of Assertion) is correct because the number of organisms at higher trophic levels depends on the energy available from lower levels.
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I. This law was put forward by Lindeman in 1942
II. According to this law, during the transfer of food energy from one tropical level to the other, only about 10% is stored at higher trophic level and the remaining 90% is lost in respiration, decomposition and waste in the form of heat
Which of the statements given above is/are correct?
Standing crop refers to All successions irrespective of the habitat
proceed to which type of climax community?