Greenhouse Effect MCQs | Greenhouse Effect Multiple Choice Questions and Answers

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Questions
1 Reducing the amount of future climate change is called:
A Mitigation
B Geo- engineering
C Adaptation
D None of these

Answer: Mitigation
2 The most visually striking evidence of global warming is:
A The increased precipitation along the Gulf coast states
B Highly varying temperature fluctuations felt during the winter months
C Rapid melting of glacial ice on nearly every continent
D All of the above

Answer: Rapid melting of glacial ice on nearly every continent
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3 Greenhouse effect refers to:
A Ability of atmosphere to retain water vapor
B Ability of certain atmospheric gases to trap heat and keep the planet relatively warm
C Ability of cloud to scatter electromagnetic radiation
D None of the above

Answer: Ability of certain atmospheric gases to trap heat and keep the planet relatively warm
4 Which of the following gas does not contribute to the global warming?
A Methane
B Carbon dioxide
C Sulpuhr
D IAcetylene

Answer: Acetylene
5 How does climate change (global warming) affect human health?
A By increasing illnesses such as heat stress , cardiovascular disease and kidney disease
B By increasing respiratory illnesses such as asthma and allergies
C By increasing insect borne infections such as dengue fever
D All of the above

Answer: Adding potassium iodide
6 Which of the following do you think has the least impact of climate change in forests?
A Change in quality and quantity of wood supply
B Loss of biodiversity
C Loss of forest based employment
D Altered forest productivity

Answer: Loss of forest based employment
7 Which of the following is NOT causing the net CO2 in the atmosphere to increase?
A photosynthesis
B burning gasoline
C deforestation
D burning coal

Answer: photosynthesis
8 The most catastrophic weather or climate related disasters in terms of lives lost are
A severe storms
B droughts
C floods
D tornadoes

Answer: droughts
9 When do greenhouse gases cause global warming?
A When their concentration is enhanced
B When their concentration is decreased
C When there are no greenhouse gases
D When greenhouse gas released in balance way

Answer: When their concentration is enhanced
10 How much percent of energy is absorbs from the Sun to Earth?
A 25%
B 50%
C 75%
D 100%

Answer: 50%
11 What is called for the phenomenon when the radiation absorbed by the atmosphere is re-radiated towards the surface of the Earth?
A Smog
B Newton effect
C Darwin effect
D Greenhouse effect

Answer: Greenhouse effect
12 Which of the following result obtain due to cutting down of trees?
A Providing more fresh oxygen
B Providing more pure water
C Cause greenhouse effect
D Cause increase in the rain

Answer: Cause greenhouse effect
13 Which is the most abundantly found greenhouse gas?
A Carbon dioxide
B Water vapor
C Methane
D Nitrous oxide

Answer: Water vapor
14 Which of the following is not a greenhouse gas?
A Water vapor
B Carbon dioxide
C Methane
D Ethane

Answer: Ethane
15 When did greenhouse effect discovered?
A 1814
B 1824
C 1854
D 1884

Answer: 1854
16 Why the temperature inside the car is much warmer than the outside temperature when the car that has been left parked in the sun for a couple of hours?
A Due to air pollution
B Due to smog
C Due to sudden climate change
D Due to greenhouse effect

Answer: NO2, NO
17 Taking the example of a car parked in the sun for a few hours, which of the following action takes place?
A Sunlight once entered the car through windows is partially converted into heat
B Sunlight once entered the car through windows is partially converted into electricity
C Sunlight once entered the car through windows is completely absorbed by the car
D Sunlight once entered the car through windows is partially converted into wind energy

Answer: Sunlight once entered the car through windows is partially converted into heat
18 The GWP depends on which of the following factors?
A Absorption capability of IR radiations
B Atmospheric life-time
C Range of IR wavelengths it can absorb
D All of the mentioned

Answer: All of the mentioned
19 Which of the following mentioned GHGs has the highest atmospheric lifetime?
A Carbon tetrafluoride
B Nitrous oxide
C Methane
D CFC

Answer: Carbon tetrafluoride
20 Which of the following compounds have the highest GWP?
A Nitrous oxide
B CFC
C Water vapour
D Sulphur hexafluoride

Answer: Sulphur hexafluoride

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