Q16 of 163 Page 226

Which organisms belong to third and fourth trophic levels in the food chain comprising the following?

Rats, Plants, Hawk, Snakes

Third trophic level- Snakes (tertiary consumer) belong to the third trophic level.

Fourth tropic level- Hawk (quaternary consumer) belongs to the fourth trophic level.


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14

Construct a food chain comprising the following: Snakes, Hawk, Rats and plant.

 15

Arrange the following in a food chain: Fish, Algae, Small animals, Big Fish

 17

Which one term in the following includes the others?

Air, flora, fauna, environment, water, sunlight, soil

 18

A food chain represents a unidirectional flow of X. What is X?