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Food Chains and Trophic Levels

What are trop...

Question

What are trophic levels? Give an example of a food chain having four organisms and name the different trophic levels in it. Draw a sketch to show these trophic levels.

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Solution

Trophic level of an organism is the position it occupies in a food chain.

Grass (Producer) →Grasshopper (Primary consumer) →Rat (Secondary consumer) →Owl (Tertiary consumer)

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What are trophic levels? Give an example of a food chain and state the different trophic levels in it.

Q. What is the difference between the food habits of organisms belonging to the first and the third trophic levels? Give one example each of the organisms belonging to these two trophic levels.

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Draw a food chain with four trophic levels.

Q. (a) Which of the following belong to the same trophic level?
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Give reason for your choice.
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