Organisms show diversity in their volume,shape,life style,and many other things. It is called..........

Which of the following ecologists proposed the 'rivet popper' hypothesis?

Within a region,species richness increases with an increasing explored area,but only up to a limit. Which naturalist proposed this statement?

Genetic diversity is the measure of

Describe the consumptive use value of biodiversity as food,drugs and medicines,fuel and fiber with possible examples.

Given below are two statements.
Statement-$I$: The number of species present in an area is always proportional to the area.
Statement-$II$: For larger areas like the entire continent,the number of species found increases faster than the area explored.