NEET BIOLOGY

ECOLOGY

ORGANISMS AND THE ENVIRONMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following sequences MOST likely represents ecological succession on a recently abandoned wheat field?
A
grasses-flowering plants-shrubs-native trees
B
native trees-shrubs-flowering plants-grasses
C
shrubs-grasses-native trees-flowering plants
D
flowering plants-native trees-shrubs-grasses
Explanation: 

Detailed explanation-1: -The 5 stages of Ecological Succession in successive order are-Nudation, Invasion, Competition and Co-action, Reaction, and Climax or Stabilization.

Detailed explanation-2: -For example, after a forest fire that kills all the mature trees on a particular landscape, grasses might grow, followed by shrubs and a variety of tree species, until eventually the community that existed before the fire is present again.

Detailed explanation-3: -The stages of primary succession include pioneer microorganisms, plants (lichens and mosses), grassy stage, smaller shrubs, and trees.

Detailed explanation-4: -Old-field succession is also called “secondary succession.” Secondary succession occurs where a forest or other plant community is cleared by a disturbance that leaves the soil in place.

There is 1 question to complete.