Question

In today’s pattern of extinction, the generation of new species is unlikely because _____.


A.most plant species are being destroyed


B.entire ecosystems are being destroyed


C.alien species occupy important niches


D.key animal species are being destroyed

Answer 1

Answer:

B.entire ecosystems are being destroyed

Explanation:

for the generation of new species, the present species should have to survive for the period of thousand years in order to produce and develop much better features to make them much better to survive and adapt themselves according to the time.

but in today word, the world living conditions are changing and threatening due to destruction of ecosystem by many activities performed by humans. These destruction will  cause endangerment of the generation of the new species.  

Answer 2

Answer:

its B. entire ecosystems are being destroyed

Explanation: