In an ecosystem dominated by trees, the pyramid of numbers is ..........type</h2></div>

Productivity at the second trophic level is always.</h2></div>

a. Briefly explain ecological pyramids<br> b. Define primary productivity. Give two factors which affect primary p…

<span>How do abiotic factors affect biotic factors in an environment?</span></h2></div>

For a stable lake ecosystem, the net primary production (NPP) is equal to the<span><br> </span></h2…

The pioneer species in Xerarch and Hydrarch succession are respectively</h2></div>

Complete the world puzzle.<br> Down<br> 1.Species on the verge of extinction.<br> 2.A book carrying in…

A very large area that contains a variety of natural and traditionally managed ecosystem is called? </h2>…