Biodiversity and its Conservation (Concept, Patterns, Importance, Loss, Conservation of Biodiversity, Hotspots, Endangered Organisms, Extinction, Red Data Book, Biosphere Reserves, National Parks and Sanctuaries, Sacred Groves) NEET Questions

Biology - Ecology and Environment

Biodiversity and its Conservation (Concept, Patterns, Importance, Loss, Conservation of Biodiversity, Hotspots, Endangered Organisms, Extinction, Red Data Book, Biosphere Reserves, National Parks and Sanctuaries, Sacred Groves) MCQ Questions


13.
The value of slope (Z) lies in the range of ___ regardless of the taxonomic group or region.
A.
0.6 to 1.2
B.
0.001 to 0.01
C.
1.0 to 2.0
D.
0.1 to 0.2
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ANSWER :
D. 0.1 to 0.2
14.
For very large areas like entire continents, the slope of the species-area relationship line (Z) lies in the range of:
A.
0.6 to 1.2
B.
2.0 to 3.0
C.
0.01 to 0.1
D.
0.1 to 0.2
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ANSWER :
A. 0.6 to 1.2
15.
How many species of plants and animals have been described so far globally?
A.
About 50,000
B.
Slightly more than 1.5 million
C.
Slightly more than 7 million
D.
About 100 million
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ANSWER :
B. Slightly more than 1.5 million
16.
According to Robert May's estimate, the global species diversity is about:
A.
7 million
B.
1.5 million
C.
50 million
D.
20 million
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ANSWER :
A. 7 million
17.
More than 70% of all the species recorded on Earth are:
A.
Animals
B.
Fungi
C.
Bacteria
D.
Plants
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ANSWER :
A. Animals
18.
Among animals, which group is the most species-rich taxonomic group?
A.
Mammals
B.
Fishes
C.
Insects
D.
Birds
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ANSWER :
C. Insects