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Assertion: Gradual and fairly predictable change in the species composition of a given area is called succession. Reason: Succession and evolution are same.
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Assertion: Gradual and fairly predictable change in the species composition of a given area is called succession. - This statement is true. Succession is the process by which the structure and species composition of a community changes over time. Show more…
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Which of the following best describes succession? A. The evolution of species through natural selection to becomes different species over time. B. The changes in species composition in a community over time as species colonize and area. C. The reduction of biodiversity of an ecosystem over time. D. All of these are good descriptions of succession.
Orderly and sequential changes in communities, parallel with the changes in the physical environment is known as (a) Ecological succession (b) Extinction (c) Divergent evolution (d) Convergent evolution
Assertion: Single step large mutation is called saltation. Reason: Mutation is responsible for speciation.
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