Ecology, Biodiversity Conservation and Environmental Issues

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Ecology, Biodiversity Conservation and Environmental Issues mcq questions and answers for competitive exams UPSC SSC , SSC CGL, SSC CHSL, upsc Civils , Entrance exams Online test practice online free Quiz, mock practice online
256.
The biodegradability of xenobiotics can be characterized by

a
Rate of CO2formation
b
Ratio of BOD to COD
c
Rate of O2consumption
d
All of the above

257.
Average composition of biodegradable waste in Municipal Solid Waste (MSW) of India is

a
55 - 65 %
b
40 - 45 %
c
30 - 35 %
d
60 - 70 %

258.
Which of the following disinfection method does not result in synthesis of organochlorine?

a
Chlorination
b
Ozonation
c
Chloroamination
d
None of the above

259.
Which of the following statements is correct in the context of Environmental Impact Assessment?

a
The process considers broad range of potential alternatives.
b
It provides early warning of cumulative effects.
c
Focuses on sustainability agenda.
d
Focuses on standard agenda.

260.
The Motor Vehicles Act 1938 was amended in which year?

a
1972
b
1980
c
1988
d
1986

261.
At present, what is the share of renewable energy in the total energy production of India?

a
11 - 12 %
b
25 - 30 %
c
20 %
d
2 - 3 %

262.
United Nations Conference on Environment, also termed as Earth Summit, was held in 1992 in which city?

a
Kyoto
b
Copenhagen
c
Stockholm
d
Rio de Janeiro

263.
Which of the following does not have a direct role in climate change?

a
Sulphate and nitrate aerosols
b
Black carbon aerosols
c
Surface ozone
d
Nitric oxide

264.
In which part of India, the tropical Western Ghats are situated?

a
Punjab
b
Rajasthan
c
Gujarat
d
Kerala

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