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NEET UG BIOLOGY MCQ: ECO SYSTEM
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Consider the following statements about food chain
I. The transfer of energy from producers to top consumers through a series of organisms is called food chain
II. A food chain is always straight and proceeds in a progressive straight line
III. In a food chain, there is unidirectional flow of energy from sun to producers and subsequently to series of different types of consumers
Which of the statements given above are correct?
I. The transfer of energy from producers to top consumers through a series of organisms is called food chain
II. A food chain is always straight and proceeds in a progressive straight line
III. In a food chain, there is unidirectional flow of energy from sun to producers and subsequently to series of different types of consumers
Which of the statements given above are correct?
View answer and explanation
Correct option: D
I, II and III
Option B (I and III) is correct because food chains involve energy transfer from producers to consumers and unidirectional energy flow, but are not always straight.
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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?
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proceed to which type of climax community?