Top 150+ Solved Environmental Science MCQ Questions Answer
Q. The two major impacts expected as a result of rising global temperatures are
a. Higher water levels in lakes and streams but more consistent flooding patterns
b. Regional climatic changes and a rise in sea level
c. Longer summers and drier winters
d. Low water levels in lakes and streams and larger floodplains.
Q. How are humans making greenhouse gases of our own?
a. Burning fossil fuels
b. Burning forests
c. With large scale agriculture
d. All of these
Q. The solar radiation that bounces off the earth back towards the atmosphere is mostly
a. Gamma radiation
b. X-ray radiation
c. Ultraviolet radiation
d. Infrared radiation
Q. Things you can do to decrease global warming include
a. Reduce the usage of your air conditioner on high
b. Turn off your light when you are not using them.
c. Use public transports instead of personal vehicles for transportation.
d. All of the above
Q. Excess atmospheric carbon dioxide increases greenhouse effect as carbon dioxide
a. Precipitates dust in the atmosphere
b. Is opaque to infrared rays
c. Reduces atmospheric pressure
d. Is heavier than other gases
Q. Which of the following is not a potential adverse effect of global warming?
a. More extreme weather patterns
b. Retreat of glaciers
c. Sea level rise
d. An increase of UV-B radiation
Q. Which of the following processes adds to the removal of carbon dioxide from the atmosphere?
a. Burning fossil fuels
b. Photosynthesis
c. Respiration
d. Deforestation
Q. Which is the only country who has not ratified the Kyoto Protocol yet?
a. United States
b. Australia
c. Japan
d. India
Q. Which one of the following gases can deplete the ozone layer in the upper atmosphere?
a. Methane
b. Ammonia
c. Carbon tetrachloride
d. Sulphur dioxide
Q. Peeling of Ozone umbrella, which protects us from UV rays, is caused by
a. Carbon monoxide
b. CFCs
c. Coal burning
d. Methane
Q. Increasing skin cancer and high mutation rate are the result of
a. Global warming
b. Ozone depletion
c. Acid rain
d. Pollution
Q. Which of the following statements about ozone is true?
a. Ozone is a major constituent of photochemical smog
b. Ozone is highly reactive
c. It protects us from harmful UV radiations of sun
d. All of the above