Q15 of 50 Page 476

In the given figure, the various trophic levels are shown in the form of a pyramid. At which trophic level is maximum energy available and at which trophic level maximum number of organisms are present?

Trophic level 1 (T1) is occupied by primary producers. They utilizes sun energy and produce food (carbohydrate). Since producers occupies base of the pyramid, have maximum energy and numbers.

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Accumulation of non-biodegradable pesticides in the food chain in increasing amount at each higher trophic level is knows as:

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Which one of the following is an artificial ecosystem?

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Write true or false for the following statements:

The length and complexity of food chains remain mostly the same.

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Write true or false for the following statements:

The flow of energy in a food chain is in both the directions.