Whose work is to protect the land from floods, remove sediments and other pollutants and recharge groundwater?

Which of the following is the consumer of a pond ecosystem?

Reservior of sulphur is</h2></div>

Which among the following is mobile in nature?<span><br> </span></h2></div>

Construct a pyramid of number by taking suitable examples for each trophic level in an ecosystem.</h2></div>

Which one of the following ecosystem types have the highest annual net primary productivity?<br> </h2></d…

In structure of an ecosystem, composition of biological communities include:<span><br> </span></h2&…

The crucial species that determine the ability of large number of other species is termed as ______________ species.<…