Desert can be converted into green land by planting</h2></div>

In forest ecosystem, the pyramid of energy is</h2></div>

Find the incorrect match.<br> <table class="wysiwyg-table"><tbody><tr><td>I</…

Flow of energy is unidirectional in an ecosystem because in each trophic level ______________.</h2></div>

<span></span><span>A rocky community near a pond has no vegetation or animal life. After a period of a…

Choose the ecological pyramids which is/are always upright?<br> I. Pyramid of numbers<br> II. Pyram…

Cycling of elements in an ecosystem is called<br> <br> </h2></div>

What is the approximate amount of the annual net primary productivity of the whole biosphere?