(a) Comment on the pattern in which all communities undergo a change in composition and structure with changing environmental conditions.
(b) Explain 'Climax community' and 'sere'.
Differentiate between primary and secondary succession with examples.

How many statement are correct regarding all succession :- (i) composition & structure of communities constantly change with the changing environmental conditions. (ii) The change is orderly & sequential, parallel with the change in the physical environment (iii) Change leads finally to a community is unstable .

How many statement are correct regarding all succession :- (i) composition & structure of communities constantly change with the changing environmental conditions. (ii) The change is orderly & sequential, parallel with the change in the physical environment (iii) Change leads finally to a community is unstable .

How many statement are correct regarding all succession :- (i) composition & structure of communities constantly change with the changing environmental conditions. (ii) The change is orderly & sequential, parallel with the change in the physical environment (iii) Change leads finally to a community is unstable .

Assertion: Climax community is in near equilibrium with the environment Reason: Composition and structure of climax community generally show change with changing environment

Assertion: Climax community is in near equilibrium with the environment Reason: Composition and structure of climax community generally slow change with changing environment