Question

Why do submerged plants receive weaker illumination than exposed floating plants in a lake?

Answer 1

Answer:

Submerged plants are unable to obtain full illumination because a lot of sunlight is absorbed by the overlying layers of water this is not the case for exposed floating plants that receive sunlight directly.

Explanation:

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Answer 2

Submerged plants are unable to obtain full illumination because a lot of sunlight is absorbed by the overlying layers of water this is not the case for exposed floating plants that receive sunlight directly.