- 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): | Genetic diversity serves as a way for populations to adapt to changing environments. |
| Reason (R): | Genetic diversity is the total number of genetic characteristics in the genetic makeup of a species. |
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: Â Introduction & Types |Â Importance of Biodiversity |
 55%
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Year-to-year variation shown by areas with more species is ................... with respect to areas with less species.
| 1. | less | 2. | more |
| 3. | same | 4. | absent |
Subtopic: Â Importance of Biodiversity |
 68%
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Subtopic: Â Importance of Biodiversity |
 90%
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Plants are an important source of medicines for human use. Identify the incorrectly matched pair:
|
|
PLANT |
MEDICINE |
|
1. |
Taxusbrevifolia |
Anticancer drug |
|
2. |
Cinchona officinalis |
Anti-malarial |
|
3. |
Rauwolfiaserpentina |
Anti-hypertensive |
|
4. |
Catharanthusroseus |
Anti-helminthic |
Subtopic: Â Importance of Biodiversity |
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Organisms that are least likely to experience extinction over the long term are most likely to be found in:
| 1. | areas inhabited by humans | 2. | very stable habitats |
| 3. | desert | 4. | savanna |
Subtopic: Â Importance of Biodiversity |
 73%
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Q. No.
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