- 1(current)
Q. No.Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
| Assertion (A): | Endemic organisms with limited ranges are most affected by habitat destruction. |
| Reason (R): | These organisms are not found anywhere else in the world, and thus have less chance of recovering. |
In the light of the above statements, choose the most appropriate answer from the options given below :
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
Subtopic: Loss of Biodiversity |
77%
From NCERT
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NEET 2026 - Target Batch - Vital
What is common to the following plants: Nepenthes, Psilotum, Rauwolfia, and Aconitum?
1. All are ornamental plants
2. All are phylogenic link species
3. All are prone to over-exploitation
4. All are exclusively present in the Eastern Himalayas
Subtopic: Loss of Biodiversity |
From NCERT
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Identify the incorrect statement:
| 1. | Thylacine is an extinct carnivorous marsupial that was native to the Australian mainland. |
| 2. | The mass extinction currently in progress is the fifth mass extinction. |
| 3. | Habitat loss and fragmentation is the most important cause driving animals and plants to extinction. |
| 4. | The Nile perch introduced into Lake Victoria became invasive. |
Subtopic: Loss of Biodiversity |
84%
From NCERT
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Match each item in Column I with one in Column II and select the correct match from the codes given below:
| Extinct animal | Country/continent | ||
| A | Stellar’s sea cow | P | Australia |
| B | Thylacine | Q | Russia |
| C | Quagga | R | Mauritius |
| D | Dodo | S | Africa |
| A | B | C | D | |
| 1. | P | Q | R | S |
| 2. | Q | P | S | R |
| 3 | R | S | P | Q |
| 4. | S | R | Q | P |
Subtopic: Loss of Biodiversity |
91%
From NCERT
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The most important cause of biodiversity loss that the world is facing right now is:
| 1. | Habitat loss and fragmentation |
| 2. | Over-exploitation |
| 3. | Invasion from alien species |
| 4. | Co-extinctions |
Subtopic: Loss of Biodiversity |
91%
From NCERT
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The current extinction is called a ‘biodiversity crisis’ because:
1. the extinctions are not a natural phenomenon
2. the rates are high and is due to the human activities
3. the extinction is mainly affecting animals rather than plants
4. only keystone species are being lost
Subtopic: Loss of Biodiversity |
82%
From NCERT
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
Identify the correctly matched pairs:
1. Only I, II and III
2. Only I, III and IV
3. Only II, III and IV
4. I, II, III and IV
| Extinct animal | Country/Continent | |
| I. | Dodo | Mauritius |
| II. | Quagga | India |
| III. | Thylacine | Australia |
| IV. | Stellar’s sea cow | Russia |
1. Only I, II and III
2. Only I, III and IV
3. Only II, III and IV
4. I, II, III and IV
Subtopic: Loss of Biodiversity |
91%
From NCERT
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What led to the extinction of the passenger pigeon?
1. Natural predators overwhelmed their populations.
2. Disease wiped out the entire species.
3. Extensive hunting and habitat destruction by humans.
4. They could not adapt to climate change.
1. Natural predators overwhelmed their populations.
2. Disease wiped out the entire species.
3. Extensive hunting and habitat destruction by humans.
4. They could not adapt to climate change.
Subtopic: Loss of Biodiversity |
86%
From NCERT
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Q. No.
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