Gujarati
12.Ecosystem
medium

Which of the following supports a dense population of plankton and littoral vegetation

A

Oligotrophic

B

Eutrophic

C

Lithotrophic

D

Agroecotrophic

Solution

(b)Eutrophication means nutrient enrichment. The main factor that cause eutrophication is the release of large amount of phosphate into water body. The enrichment of minerals allow large number of algae, cyanobacteria & aerobic bacteria to grow.

Standard 12
Biology

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