More Questions Selected Just For You. Attempt Now!
The pyramid of energy is .
How many types of ecological pyramids are present in ecosystem?
The term “Doab” means:
Which one of the following methods of soil conservation is most effective in arid areas?
Why are winters more severe in Southern Hemisphere than in Northern Hemisphere?
Widening of a river valley takes place due to:
The highest grade and best quality coal is:
Which planet orbits closest to the earth?
El Nino is:
Algae belongs to which of the following levels of the ecosystem?