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Solution


Q.

Organisms of a higher trophic level which feed on several types of organisms belonging to a lower trophic level constitute the:
1 food web  
2 ecological pyramid  
3 ecosystem  
4 food chain  

Ans.

(1)

A food web is a network of interrelated food chains. In a food chain, a creature can occupy more than one trophic level. It eats a variety of organisms of lower trophic level and may be devoured by organisms of higher trophic level.