In "Rivet popper hypothesis " Paul Ebrlich ,the rivets on the wings represents __________ in ecosystem.</h2…

What is role of an acosystem?<span><br> </span></h2></div>

Volcano eruption disturbs<br> <br> </h2></div>

What is the sequence of successional stages occurring on bare rocks called?

In an ecosystem, the rate of production of organic matter during photosynthesis is termed as</h2></div>

The rate of formation of organic matter by deer in the forest ecosystem is called<span><br> </span>&lt…

The productivity of all the autotrophs including <span>green plants, protists and bacteria is called as&l…

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