Q. Carbon Dioxide Equivalent is

  • (A) the emission of a gas, by weight, multiplied by its ‘global warming potential’
  • (B) how much globa;l warming, a greenhouse gas may cause, using carbon dioxide as the base unit
  • (C) both a and b
  • (D) none of the above
πŸ’¬ Discuss
βœ… Correct Answer: (C) both a and b

Q. Consider the following statement and find out the incorrect one

  • (A) mitigation tackles the cause of climate change
  • (B) adaptation seeks to tacle the impacts of climate change
  • (C) sustainable development refers to non-declining human wellbeing over time
  • (D) india had ratified the london convention dealing with prevention of marine pollution by dumping wastes
πŸ’¬ Discuss
βœ… Correct Answer: (D) india had ratified the london convention dealing with prevention of marine pollution by dumping wastes

Q. Greenhouse gases are those that absorb and emit infrared radiation. Examples include

  • (A) nitrogen
  • (B) ozone
  • (C) argon
  • (D) none of the above
πŸ’¬ Discuss
βœ… Correct Answer: (B) ozone

Q. Depletion of the ozone layer is damaging to human health. Negative effects include

  • (A) skin cancers
  • (B) osteoporosis
  • (C) dyspepsia
  • (D) none of the above
πŸ’¬ Discuss
βœ… Correct Answer: (A) skin cancers

Q. is an organism used to gauge the quality of an ecosystem.

  • (A) decomposers
  • (B) predator
  • (C) bio-remediator
  • (D) bioindicator
πŸ’¬ Discuss
βœ… Correct Answer: (D) bioindicator

Q. is a waste disposal method where solid organic wastes are converted to the residue and gaseous products through combustion.

  • (A) incarnation
  • (B) incineration
  • (C) incarceration
  • (D) incubation
πŸ’¬ Discuss
βœ… Correct Answer: (B) incineration

Q. This factor contributes to the carbon cycle

  • (A) fossil fuel combustion
  • (B) respiration
  • (C) photosynthesis
  • (D) all of these
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of these

Q. The source of carbon to plants in the carbon cycle is

  • (A) fossil fuels
  • (B) carbonate rocks
  • (C) atmospheric carbon dioxide
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (C) atmospheric carbon dioxide

Q. The role of bacteria in the carbon cycle is

  • (A) breakdown of organic compounds
  • (B) chemosynthesis
  • (C) photosynthesis
  • (D) assimilation of nitrogen compounds
πŸ’¬ Discuss
βœ… Correct Answer: (D) assimilation of nitrogen compounds

Q. Most of the global warming is due to the perturbation of which of these cycles?

  • (A) global nitrogen cycle
  • (B) global carbon cycle
  • (C) global water cycle
  • (D) all of these cycles equally contribute
πŸ’¬ Discuss
βœ… Correct Answer: (B) global carbon cycle

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