Write one difference between net primary productivity and gross primary productivity.</h2></div>

Primary productivity varies from ecosystem to ecosystem. Explain? <span><br> </span></h2&g…

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

"Energy flow in a food chain is unidirectional". Justify this statement.</h2></div>

According to Charles Elton, which is not correct?</h2></div>

Which is the most abundant constituent found in living organisms?

What are ecological pyramids? Explain with reference to pyramid of number in grassland ecosystem.</h2></div>

Primary succession on rocks is known as xerosere. Answer the following related with xerosere.<br> (a) Name the pio…