Question

Which of the following statement is proposed by Paul Ehrlich's Rivet popper hypothesis?
(A) Increased diversity contributes higher productivity
(B) Establishes the relationship between species richness and stable community
(C) Increase in species richness occurs with the increase in explored area
(D) Removal of key species affects the functioning of entire ecosystem​

Answer 1

Answer:

statement-

Ecologist Paul Ehrlich gave rivet popper hypothesis to help understand the contribution species richness. He compared each species with rivet in the body of an airplane. (i) This hypothesis explains that ecosystem to be an airplane and the species to be the rivets joining all parts together.

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Answer 2

Answer:

D

Explanation:

According to Rivet popper hypothesis if species found in an ecosystem are reduced then the ecosystem will get collapsed. It explains us about the importance of species for proper maintenance of a particular ecosystem by the help of rivets of an aeroplane in which rivets represent the species and aeroplane represent the entire ecosystem.