Tropical regions show greatest level of species richness because
A: Tropical latitudes have remained relatively undisturbed for millions of years, hence more time was available for species diversification.
B: Tropical environments are more seasonal.
C: More solar energy is available in tropics.
D: Constant environments promote niche specialization.
E: Tropical environments are constant and predictable.

Choose the correct answer from the options given below:
1. A, B and E only
2. A and B only
3. A, B and D only
4. A, C, D and E only
Subtopic:  Biodiversity Patterns |
 52%
From NCERT
NEET - 2024
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Match List I with List II:
List I List II
A. Robert May I. Species-Area relationship
B. Alexander von Humboldt II. Long term ecosystem experiment using outdoor plots
C. Paul Ehrlich III. Global species diversity is about 7 million
D. David Tilman IV. Rivet Popper hypothesis

Choose the correct answer from the options given below:
1. A-III, B-I, C-IV, D-II
2. A-I, B-III, C-II, D-IV
3. A-III, B-IV, C-II, D-I
4. A-II, B-III, C-I, D-IV
Subtopic:  Biodiversity Patterns | Biodiversity |
 83%
From NCERT
NEET - 2024
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Given below are two statements:
Statement l: Rain forests, which used to cover more than 14% of the earth's land surface, are now reduced to 6%.
Statement II: The Amazon rain forest has the greatest biodiversity on earth.
In  light of the above statements, choose the correct answer from the options given below:
1. Both Statement I and Statement II are true 
2. Both Statement I and Statement II are false
3. Statement I is true but Statement II is false
4. Statement I is false but Statement II is true
Subtopic:  Biodiversity Patterns | Loss of Biodiversity |
 81%
From NCERT
NEET - 2024
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Highest annual Net Primary Productivity is observed in:
1. Tropical deciduous forest
2. Temperate evergreen forest
3. Temperate deciduous forest
4. Tropical rain forest
Subtopic:  Biodiversity Patterns |
 82%
From NCERT
NEET - 2024
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Species Area relationship is described by the following equation. 
log S = log C + Z log A 
where Z is: 
1. Area 
2. Species richness 
3. Slope of the line 
4. Y-intercept 

Subtopic:  Biodiversity Patterns |
 77%
From NCERT
NEET - 2022
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Give the correct descending order of organisms with reference to their estimated number found in Amazon forest.
(a) Plants (b) Invertebrates
(c) Fishes (d) Mammals
(e) Birds

Choose the correct answer from the options given below:
1. (a) > (b) > (e) > (d) > (c) 2. (a) > (c) > (d) > (b) > (e)
3. (b) > (a) > (e) > (d) > (c) 4. (b) > (a) > (c) > (e) > (d)
Subtopic:  Biodiversity Patterns |
 64%
From NCERT
NEET - 2022
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According to Alexander von Humboldt :

1. Species richness decreases with increasing area of exploration
2. Species richness increases with the increasing area, but only up to a limit
3. There is no relationship between species richness and the area explored
4. Species richness goes on increasing with increasing area of exploration
Subtopic:  Biodiversity Patterns |
 83%
From NCERT
NEET - 2020
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