Assertion & Reason Test: Biodiversity & Conservation - NEET MCQ
10 Questions MCQ Test Biology Class 12 - Assertion & Reason Test: Biodiversity & Conservation
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Many species like Steller's sea cow, passenger pigeon, etc., became extinct due to over exploitation.
Reason(R) : Over exploitation is a major cause of biodiversity loss.
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Biosphere reserves are also included under the ex-situ conservation strategies.
Reason (R) : Cropping and grazing are allowed in the transition zone of biosphere reserve.
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Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Process of extinction is random and fast.
Reason (R) : Any species which can not adapt itself according to the environment, it cannot survive.
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Biologists are not sure about total number of prokaryotic species
Reason (R) : Nearly 45,000 species of plants and twice as many of animals have been recorded from India
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Percentage of animals is more than the percentage of plants.
Reason (R) : 70% of all the species are animals, while plants contribute nearly 22% of the total.
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Biodiversity means diversity at species level.
Reason (R) : Biodiversity is a diversity not only at species level but at all levels of biological organization.
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Western ghats of India are one of the hot-spots of biodiversity.
Reason (R) : Western ghats have greater amphibian diversity than eastern ghats.
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : There is more species biodiversity in tropical latitudes than in temperate ones.
Reason (R) : Tropical environments, unlike temperate ones, are less seasonal, relatively more constant and predictable.
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Loss of habitat is the main cause of loss of biodiversity.
Reason (R) : This causes the increase in edge area and reduction in core area.
Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :
Assertion (A) : Sacred groves are highly protected.
Reason (R) : They are of religious importance to the communities.
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