Habitat loss and fragmentation, over exploitation, alien species invasion and co-extinction are causes for
A
Population explosion
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B
Migration
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C
Biodiversity loss
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D
Pollution
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E
Ecological succession
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Solution
The correct option is D Biodiversity loss Biodiversity refers to the variety of organisms in an ecosystem. However, the biodiversity of an ecosystem is lost when there is an over exploitation of the available resources, fragmentation of the habitat or invasion by any alien species.
Population explosion is the sudden increase in the population when it exceeds its carrying capacity.
Pollution is the addition of the contaminants which adversely affect the environment.
Ecological succession is the directional change in the flora and fauna of a given region over a period of time.
Migration is the movement of organism from one geographical locations to the other in search of better living conditions.