Select Question Set:
Q. No.The species of plants that plays a vital role in controlling the relative abundance of other species in a community is called _______.
1.
alien species
2.
endemic species
3.
exotic species
4.
keystone species
Subtopic: Importance of Biodiversity |
62%
NEET - 2023
Please attempt this question first.
Hints
Which of the following is/are cause(s) of biodiversity losses?
1. Over-exploitation, habitat loss and fragmentation
2. Climate change only
3. Over-exploitation only
4. Habitat loss and fragmentation only
1. Over-exploitation, habitat loss and fragmentation
2. Climate change only
3. Over-exploitation only
4. Habitat loss and fragmentation only
Subtopic: Loss of Biodiversity |
89%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.
In 'rivet popper hypothesis', Paul Ehrlich compared the rivets in an airplane to
| 1. | species within a genus | 2. | genetic diversity |
| 3. | ecosystem | 4. | genera within a family |
Subtopic: Importance of Biodiversity |
65%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.
Among 'The Evil Quartet', which one is considered the most important cause driving extinction of species?
1. Co-extinctions
2. Habitat loss and fragmentation
3. Over exploitation for economic gain
4. Alien species invasions
1. Co-extinctions
2. Habitat loss and fragmentation
3. Over exploitation for economic gain
4. Alien species invasions
Subtopic: Loss of Biodiversity |
83%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.
The historic Convention on Biological Diversity, 'The Earth Summit' was held in Rio de Janeiro in the year :
| 1. | 2002 | 2. | 1985 |
| 3. | 1992 | 4. | 1986 |
Subtopic: Ex Situ Conservation of Biodiversity |
80%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.
Which of the following is correct for r-selected species?
1. Large number of progeny with small size
2. Large number of progeny with large size
3. Small number of progeny with small size
4. Small number of progeny with large size
1. Large number of progeny with small size
2. Large number of progeny with large size
3. Small number of progeny with small size
4. Small number of progeny with large size
Subtopic: Magnitude of Biodiversity |
74%
Please attempt this question first.
Hints
IUCN stands for:
1. Indian Union for Conservation of Nature
2. International Union for Conservation of Nature
3. Indian Union for Chemical Nomenclature
4. International Union for Conservation of Nutrients
1. Indian Union for Conservation of Nature
2. International Union for Conservation of Nature
3. Indian Union for Chemical Nomenclature
4. International Union for Conservation of Nutrients
Subtopic: Introduction & Types |
91%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Consider the given statements:
| Statement I: | The most important cause today for animals and plants being driven to extinction is over-exploitation by human beings. |
| Statement II: | Conserving biodiversity hotspots is an Ex-situ method of conservation of threatened animals and plants. |
| 1. | Statement I is correct; Statement II is incorrect |
| 2. | Statement I is correct; Statement II is correct |
| 3. | Statement I is incorrect; Statement II is incorrect |
| 4. | Statement I is incorrect; Statement II is correct |
Subtopic: Loss of Biodiversity | In Situ Conservation of Biodiversity | Ex Situ Conservation of Biodiversity |
55%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Consider the given two statements:
| Statement I: | The Earth Summit held in Rio de Janeiro in 1992 was called for the conservation of biodiversity and sustainable utilization of its benefits. |
| Statement II: | The World Summit on sustainable development held in 2002 in Johannesburg, South Africa pledged for a significant reduction in the current rate of biodiversity loss at global, regional and local levels by 2010. |
| 1. | Statement I is correct; Statement II is incorrect |
| 2. | Statement I is correct; Statement II is correct |
| 3. | Statement I is incorrect; Statement II is incorrect |
| 4. | Statement I is incorrect; Statement II is correct |
Subtopic: Biodiversity Conservation |
88%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
The Earth Summit was held in:
1. Montreal, 1987
2. Kyoto, 1997
3. Rio de Janeiro, 1992
4. Johannesburg, 2002
1. Montreal, 1987
2. Kyoto, 1997
3. Rio de Janeiro, 1992
4. Johannesburg, 2002
Subtopic: Ex Situ Conservation of Biodiversity |
90%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Select Question Set:
© 2024 GoodEd Technologies Pvt. Ltd.