ENVIRONMENT FOR UPSC PRELIMS 2020 , TEST-17

Q 1 . Which of the following statements are correct about the process of Global warming?
1. It is a natural process.
2. The process of global warming is succeeded by the process of global cooling.
3. Anthropogenic activities have increased the rate of global warming.
Select the code from below:
a) 1 and 2
b) 2 and 3
c) 1 and 3
d) All of the above

Q 2 . Stratospheric Ozone protects us from harmful ultraviolet radiations while the tropospheric Ozone is hazardous to living beings. Which of the following statements are correct about tropospheric ozone?
1. It is a secondary pollutant as it is not released directly in the atmosphere by any source.
2. Excess ozone causes the plants to close their stomata and reduces the rate of Photosynthesis.
3. It is formed by the reaction of Volatile Organic Compounds and SOx during photochemical smog.
Select the code from below:
a) 1 and 2
b) 2 and 3
c) 1 and 3
d) All of the above

Q 3 . Which of the following gases has the highest Global warming Potential (GWP)?
a) Methane
b) Sulphur hexafluoride
c) CFCs
d) HCFCs

Q 4 . Which of the following statements regarding Ocean Acidification are correct?
1. The pH of Oceans in certain areas have gone down less than 7.
2. There is an ongoing decrease in the pH of our oceans because of higher uptake of CO2 from the atmosphere.
Select the code from below:
a) 1 only
b) 2 only
c) Both 1 and 2
d) Neither 1 nor 2

Q 5 . Consider the following statements regarding IPCC:
1. It has been established by United Nations Environment Program (UNEP) and World Meteorological Organisation.
2. It does not conduct any research nor does it monitor climate related data or parameters.
Which of the above statements are correct?
a) 1 only
b) 2 only
c) Both 1 and 2
d) Neither 1 nor 2

Q 6 . Consider the following:
1. Durban Declaration and Program of Action
2. Cancum Agreement
3. Copenhagen Accord
4. Bali Action Plan
Which of the above includes commitments to reduce greenhouse gas emissions?
a) 1, 2 and 3
b) 2, 3 and 4
c) 2 and 3
d) All

Q 7 . Consider the following statements regarding National Mission on Sustainable Habitats:
1. It is one of the missions under National Action Plan on Climate Change.
2. It works for the development and protection of natural habitats, especially of those species which are at the verge of extinction due to habitat loss.
3. The mission works on development of green corridors to connect protected areas of India.
Which of the above statements are incorrect?
a) 1 and 2
b) 2 and 3
c) 3 only
d) None of the above

Q 8 . Consider the following regarding Methanogens
1. They are found in ruminants of animals and human
2. They play significant role in anaerobic wastewater treatment
3. They produce oxygen, carbon dioxide, hydrogen sulphide and methane
Which of the given statements is/are correct?
a) 1, 2 and 3
b) 1 and 2
c) 2 and 3
d) None

Q 9 . World Sustainable Development Summit (WSDS) is a flagship initiative by
a) Food and Agriculture Organization (FAO)
b) United Nations Development Programme (UNDP)
c) The Energy and Resources Institute’s (TERI)
d) UNESCO

Q 10 . National Mission for Sustaining the Himalayan Ecosystem comes under
a) Ministry of Earth and Science
b) Ministry of Environment and Forest
c) Ministry of Science and Technology
d) Ministry of Agriculture