41.
Wildlife is destroyed most when
A
there is lack of proper care
B
mass scale hunting for foreign trade
C
its natural habitat is destroyed
D
natural calamity
Answer :
its natural habitat is destroyed
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42.
An example of ex situ conservation is:
A
National Park
B
Seed Bank
C
Wildlife Sanctuary
D
Sacred Grove
Answer :
Seed Bank
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43.
One of the most important functions of botanical gardens is that
A
they provide a beautiful area for recreation
B
one can observe tropical plants there
C
they allow ex-situ conservation of germ plasm
D
they provide the natural habitat for wildlife
Answer :
they allow ex-situ conservation of germ plasm
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44.
The largest tiger reserve in India is
A
Nagarhole
B
Valmiki
C
Nagarjunsagar-Srisailam
D
Periyar
Answer :
Nagarjunsagar-Srisailam
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45.
A species facing extremely high risk of extinction in the immediate future is called:
A
Vulnerable
B
Endemic
C
Critically endangered
D
Extinct
Answer :
Critically endangered
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46.
In which one of the following pairs is the specific characteristic of a soil not correctly matched?
A
Laterite - Contains aluminium compound
B
Terra rossa - Most suitable for roses
C
Chernozems - Richest soil in the world
D
Black soil - Rich in calcium carbonate
Answer :
Black soil - Rich in calcium carbonate
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47.
Species diversity increases as one proceeds from
A
high altitude to low altitude and high latitude to low latitude
B
low altitude to high altitude and high latitude to low latitude
C
low altitude to high altitude and low latitude to high latitude
D
high altitude to low altitude and low latitude to high latitude
Answer :
high altitude to low altitude and high latitude to low latitude
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48.
Biodiversity of a geographical region represents
A
endangered species found in the region
B
the diversity in the organisms living in the region
C
genetic diversity present in the dominant species of the region
D
species endemic to the region
Answer :
the diversity in the organisms living in the region
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49.
The species confined to a particular region and not found elsewhere is termed as :
A
Alien
B
Endemic
C
Rare
D
Keystone
Answer :
Endemic
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50.
Sacred groves are specially useful in
A
preventing soil erosion
B
year-round flow of water in rivers
C
generating environmental awareness
D
conserving rare and threatened species
Answer :
conserving rare and threatened species
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