question_answer

Given below are four statements (a-d) each with two blanks. Select the option which correctly fills up the blanks in any two statements.

The number of species per unit area is called (i) . Number of individuals of different species represent (ii).

(i) is a species diversity in a given community or habitat, (ii) is biodiversity in a range of communities.

The current rate of extinction is 100-1000 times (i) than pre-human times. It seems that the earth is heading for the (ii) extinction.

Hot spots are areas of high (i) and high level of (ii).

A)  -(i) Species richness, (ii) Species equitability   -(i) Slower, (ii) Fifth

B)  -(i) Species equitability, (ii) Species richness  -(i) \[\alpha \]-diversity, (ii) \[\beta \]-diversity

C)  -(i) Faster, (ii) Fifth;  -(i) Biodiversity (ii) Productivity

D)  -(i) \[\alpha \]-diversity, (ii) \[\beta \] -diversity  -(i) Endemism, (ii) Species richness