Q. No.Recalcitrant seeds are:
1. seeds that do not survive drying and freezing during ex-situ conservation
2. seeds that can resist the effects of drying or temperatures less than 10 °C
3. can be stored for long periods
4. terminator seeds
1. seeds that do not survive drying and freezing during ex-situ conservation
2. seeds that can resist the effects of drying or temperatures less than 10 °C
3. can be stored for long periods
4. terminator seeds
Freezable specimens that can be preserved with cryopreservation include all except:
| 1. | Semen | 2. | Seeds |
| 3. | Early embryos | 4. | Human heart |
Which of the following continents has the highest biodiversity?
| 1. | South America | 2. | Africa |
| 3. | Europe | 4. | Asia |
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Which of the following is not a cause for the loss of biodiversity?
1. Destruction of habitat
2. Invasion by alien species
3. Keeping animals in zoological parks
4. Over-exploitation of natural resources
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Which of the following is not an invasive alien species in the Indian context?
| 1. | Lantana | 2. | Cynodon |
| 3. | Parthenium | 4. | Eichhornia |
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Where among the following will you find pitcher plants?
| 1. | Rain forest of North-East India | 2. | Sunderbans |
| 3. | Thar desert | 4. | Western ghats |
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Which one of the following is not a major characteristic feature of biodiversity hotspots?
1. A large number of species
2. Abundance of endemic species
3. Mostly located in the tropics
4. Mostly located in the polar regions
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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
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The one-horned rhinoceros is specific to which of the following sanctuary?
| 1. | Bhitarkanika | 2. | Bandipur |
| 3. | Kaziranga | 4. | Corbett park |
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Amongst the animal groups given below, which one appears to be more vulnerable to extinction?
| 1. | Insects | 2. | Mammals |
| 3. | Amphibians | 4. | Reptiles |
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