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Following are a set of statements about various models of succession:A. In inhibition model, strong competitive interaction is present as no species i
Question

Following are a set of statements about various models of succession:

A. In inhibition model, strong competitive interaction is present as no species is completely superior.
B. In tolerance model, later successional species are neither inhibited nor aided by species of previous stages.
C. In inhibition model, competitive interaction is weak as no species is completely superior.
D. In facilitation model, later successional species are neither inhibited nor aided by species of previous stages.

Which one of the following options represent correct statements?

A.

A and D

B.

B and C

C.

A and B

D.

C and D

Correct option is C

Explanation-

Statement A - In inhibition model, strong competitive interaction is present as no species is completely superior.
 Correct — This aligns with the inhibition model where earlier species prevent or slow the establishment of later species via competition.

Statement B -In tolerance model, later successional species are neither inhibited nor aided by species of previous stages.
Correct — This is the defining feature of the tolerance model; species that appear later are more tolerant of limiting conditions and can grow regardless of earlier species.

Statement C - In inhibition model, competitive interaction is weak as no species is completely superior.
 Incorrect — This contradicts the essence of the inhibition model, where competition is usually strong.

Statement D - In facilitation model, later successional species are neither inhibited nor aided by species of previous stages.
 Incorrect — In the facilitation model, earlier species aid the establishment of later species, not remain neutral.

Correct statements: A and B
Correct answer: Option c (A and B)










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