Number of mammal species recorded in India is </h2></div>

Select the incorrect statement.</h2></div>

Why is it necessary to add manure or fertiliser to the field to get a good crop?</h2></div>

What is so special about tropics that might account for their greater biological diversity?</h2>…

Write any four national efforts for the conservation of natural resources.</h2></div>

What did David Tilman’s experimental plot show?

This unusual parasitic plant is found in the rainforests of South-east Asia. Its enormous five-petaled flower can weigh …

Which is the most species-rich taxonomic group?