Q. No.The map given in the picture below shows:
1.
Location of desert biomes on Earth
2.
Hotspots of biodiversity
3.
Sites of major earthquake disasters in the present century
4.
Places on Earth where the threat to biodiversity is absent
| I | Narrowly utilitarian argument for conserving biodiversity | Humans derive countless direct benefits from nature. |
| II. | Broadly utilitarian argument for conserving biodiversity | We owe to millions of plant, animal and microbe species with whom we share this planet |
| III. | Ethical argument for conserving biodiversity | Biodiversity plays a major role in many ecosystem services that nature provides |
2. Only II and III
3. I, II and III
4. None
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
| Assertion (A): | Biologists make a statistical comparison of the temperate-tropical species richness of an exhaustively studied group of insects and extrapolate this richness to other group of animals and plants and come up with a gross estimate of the total number of species on earth. |
| Reason (R): | Insects are the most successful living organisms among animals and plants. |
| 1. | Both (A) and (R) are true but (R) does not explain (A). |
| 2. | (A) is true but (R) is false. |
| 3. | (A) is false but (R) is true. |
| 4. | Both (A) and (R) are true and (R) explains (A). |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
| 1. | Biodiversity is the term popularised by the sociobiologist Edward Wilson to describe the combined diversity at all levels of biological organisation. |
| 2. | IUCN stands for International Union for Conservation of Nature and Natural resources. |
| 3. | Robert May places the global species diversity in the range of 20 to 50 million. |
| 4. | More than 25 percent of the drugs currently sold in the market are derived from the plants. |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
| Statement I: | These hills are located in the state of Manipur. |
| Statement II: | They are in-situ method of biodiversity conservation. |
| Statement III: | Such sacred groves are also found in Aravalli Hills of Rajasthan, Western Ghats of Karnataka and Maharashtra, and the Surguja, Chanda and Bastar areas of Madhya Pradesh. |
1. Only Statement II is correct.
2. Only Statement III is correct.
3. Only Statement I and Statement III are correct.
4. Only Statement II and Statement III are correct.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
| I: | It is the Amazon rainforest area. |
| II: | It is called as the ‘lung’ of planet Earth. |
| III: | This area is very poor in biodiversity. |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
| Statement I: | A is Clarias gariepinus and its introduction in Indian rivers is posing a threat to the indigenous catfishes. |
| Statement II: | B is Nile perch and its introduction into Lake Victoria in East Africa led to the extinction of an ecologically unique assemblage of more than 200 species of Cichlid fish in the lake. |
1. Only Statement I is correct.
2. Only Statement II is correct.
3. Both Statement I and Statement II are correct.
4. Both Statement I and Statement II are incorrect.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
| Statement I: | It was always a native of India. |
| Statement II: | It reproduces very slowly with the help of offset. |
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
| Table I | |||
| A |  |
B |  |
| C |  |
D |  |
| Table II | |||
| P | Thylacine | Q | Dodo |
| R | Quagga | S | Steller’s sea cow |
| A | B | C | D | |
| 1. | Q | R | S | P |
| 2. | Q | R | P | S |
| 3. | P | Q | R | S |
| 4. | P | S | Q | R |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
| I: | A is the emergence of discontinuities in an organism's preferred environment (habitat), causing population discontinuities and ecosystem decay. |
| II: | B is the process by which a natural habitat becomes incapable of supporting its native species. |
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect.
© 2024 GoodEd Technologies Pvt. Ltd.