The Living World Question 58
Question: Assertion : Food web forms food chains. Reason : Only 10% energy passes to next trophic levels in food chain.
Options:
A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If the assertion is false but reason is true
Show Answer
Answer:
Correct Answer: D
Solution:
Food web is a complex formed by interconnecting of a number of food chains at different trophic levels.
There is a decline in the amount of the energy (upto 90%) passing form one trophic level to the next.
It is also called 10% law.