Write types of plant succession.</h2></div>

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

Species 'richness' is total number of<span><br> </span></h2></div>

Biogeochemical cycles are also known as</h2></div>

Description of ecological succession usually focuses on changes in</h2></div>

The atomic no. of carbon is ________</h2></div>

The mean biomass per unit area and the net primary productivity for four ecosystems P, Q, R and S are tabulated.<tabl…

Choose the correct answers from the alternatives given .<br> A living organism represents stored energy in the for…