Biosphere reserves differ from National Parks and Wildlife sanctuaries because in the former
(1) human beings are not allowed to enter

(2) people are an integral part of the system

(3) plants are paid greater attention than the animals

(4) living organisms are brought from all over the world and preserved for posterity

Subtopic:  In Situ Conservation of Biodiversity |
AIIMS - 2006
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Beta diversity is diversity

(1) in a community

(2) between communities

(3) in a mountain gradient

(4) on a plain

 78%
AIIMS - 2007
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What is a keystone species?

(1) A species which makes up only a small proportion of the total biomass of a community, yet has a huge impact on the community's organization and survival,

(2) A common species that has plenty of biomass, yet has a fairly low impact on the community's organization

(3) A rare species that has minimal impact on the biomass and on other species in the community.

(4) A dominant a large proportion of the biomass and which affects many other species.

Subtopic:  Importance of Biodiversity |
 74%
AIIMS - 2008
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Which of the following is best method of germplasm conservation ?

(1) Herbarium

(2) Botanical garden

(3) Seed bank

(4) Zoological park

Subtopic:  Ex Situ Conservation of Biodiversity |
 92%
From NCERT
AIIMS - 2011
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Which one has the largest species variety in India ?

(1) Wheat

(2) Maize

(3) Rice

(4) Potato

Subtopic:  Introduction & Types |
 92%
AIIMS - 2012
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Dust, oolong and brick are varieties of
(1) coffee

(2) pepper

(3) tea

(4) lavang.

AIIMS - 2012
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India is one of the twelve megadiversity countries with ______ of genetic resources of the world.

1. 12.1%

2. 18.1%

3. 38.1%

4. 8.1%

Subtopic:  Magnitude of Biodiversity |
 81%
From NCERT
AIIMS - 2013
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Which of the following is not an invasive species?

(1) Parthenium hysterophorus

(2) Nelumbo (lotus)

(3) Lantana camara

(4) Eichhornia crassipes

Subtopic:  Loss of Biodiversity |
 88%
From NCERT
AIIMS - 2013
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The total number of biodiversity hotspots in the world are

(1) 72           

(2) 34             

(3) 52           

(4) 24.

Subtopic:  In Situ Conservation of Biodiversity |
 96%
From NCERT
AIIMS - 2014
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Which of the following statements is not true?

(1) The biodiversity decreases with increasing altitude.

(2) The biodiversity decreases with increasing pollution.

(3) The fishes show greatest biodiversity among vertebrates.

(4) The biodiversity of bryophytes is greater than that of angiosperms.

Subtopic:  Magnitude of Biodiversity |
 75%
From NCERT
AIIMS - 2014
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