Environment  Bio Diversity

71. In India cluster Bean (Guar) is traditionally used as vegetable/animal feed but recently the cultivation of this has assumed significance because of?
A. The gum made from its seeds is used in the extraction of shale gas
B. The gum made from its seeds are used in rubber manufacturing
Choose the correct codes from the given below

A only B only Both A and B Neither A nor B

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72. There is some concern regarding the nanoparticles of some chemical elements that are used by the industry in manufacturing various products?

They can accumulate in the environment and contaminate water and soil They can enter in to the food chain They can trigger the production free radicals All the above

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73. Some important pollutants released by steel industry in India are?
A. Oxides of Sulphur
B. Oxides of nitrogen
C. carbon Monoxide
D. carbon dioxide
Choose the correct codes from the given below

A only B only A,B and C A, B, C, D

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74. Brominated flame retardants are used in many household products like mattresses and upholstery concern about their use?

They are highly resistant to degradation in the environment They are able to accumulate in humans and animals Both A and B None of these

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75. If a wetland of International importance is brought under the Monstreux record, what does it imply?
A. Changes in ecological character have occurred
B. They are likely to occur in the wetland as a result of human interference
Choose the correct codes from the given below

A only B only Both A and B Neither A nor B

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76. Which have a bearing on biodiversity?

The International treaty on plant genetic resources for food and agriculture The united nations convention to combat deforestation The world heritage convention All the above

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77. The scientific view is that increase in global temperature should not exceed 20c above pre-industrial level. If the global temperature increases beyond 30C above pre-industrial level. What can be its possible impact on world?
A. Terrestrial biosphere tend toward a net carbon source
B. Widespread coral mortality will occur
Choose the correct codes from the given below

A only B only Both A and B Neither A nor B

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78. Which of the following is True about Earth Hour?

It is a movement in which the participants switch off the lights for one hour on a certain day every year Movement to raise the awareness about the climate change and the need to save the planet It is a movement in which the participants switch off the lights for one hour on a certain day every week Both A and B are true

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79. Which one is True according to Bombay Natural History Society(BNHS)?
A. It strives to conserve nature through action based research, education and public awareness
B. It organizes and conducts nature trails and camps for general public
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A only B only Both A and B Neither A nor B

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80. Which is correct about 3-R Principle or Three-R Principle?

Reduce, Reuse, Recycle Reduce, Repair, Recover Recover, Reuse, Repair Reuse, Recover, Repair

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