12.Ecosystem
normal

Which one of the following is a characteristic feature of cropland ecosystem?

A

Absence of weeds

B

Ecological succession

C

Absence of soil organisms

D

Least genetic diversity

(NEET-2016)

Solution

(d) : Cropland ecosystem is an artificial or man­ made terrestrial ecosystem which is created and maintained by human beings for their maximum benefits. Therefore, they will have least genetic diversity.

Standard 12
Biology

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