- 1(current)
Q. No.Tropical regions show greatest level of species richness because
Choose the correct answer from the options given below:
| 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. |
| 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: Â Biodiversity Patterns |
 80%
Level 1: 80%+
NEET - 2024
Hints
Match List-I with List-II:
Choose the correct answer from the options given below:
| 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 |
| 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: Â Biodiversity Patterns |Â Biodiversity |
 84%
Level 1: 80%+
NEET - 2024
Hints
Given below are two statements:
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
| 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. |
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: Â Biodiversity Patterns |Â Loss of Biodiversity |
 90%
Level 1: 80%+
NEET - 2024
Hints
Highest annual Net Primary Productivity is observed in:
1. Tropical deciduous forest
2. Temperate evergreen forest
3. Temperate deciduous forest
4. Tropical rain forest
1. Tropical deciduous forest
2. Temperate evergreen forest
3. Temperate deciduous forest
4. Tropical rain forest
Subtopic: Â Biodiversity Patterns |
 89%
Level 1: 80%+
NEET - 2024
Hints
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: Â Biodiversity Patterns |
 77%
Level 2: 60%+
NEET - 2022
Hints
Give the correct descending order of organisms with reference to their estimated number found in Amazon forest.
Choose the correct answer from the options given below:
| (a) | Plants | (b) | Invertebrates |
| (c) | Fishes | (d) | Mammals |
| (e) | Birds |
| 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: Â Biodiversity Patterns |
 67%
Level 2: 60%+
NEET - 2022
Hints
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: Â Biodiversity Patterns |
 84%
Level 1: 80%+
NEET - 2020
Hints
Links
Alexander Von Humboldt described for the first time:
1. Laws of limiting factor
2. Species-Area relationships
3. Population Growth equations
4. Ecological Biodiversity
Subtopic: Â Biodiversity Patterns |
 91%
Level 1: 80%+
NEET - 2017
Hints
- 1(current)
Q. No.
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