Carbon Cycle and Fossil Fuels MCQs Quiz Online PDF Download

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MCQs on Carbon Cycle and Fossil Fuels Quiz PDF Download

MCQ. In carbon cycle, flow of energy is

  1. linear
  2. cyclical
  3. reversible
  4. irreversible

A

MCQ. Coal, natural gas and oil are forms of

  1. fossil fuels
  2. carbon compounds
  3. nitrogen compounds
  4. both A and B

D

MCQ. During respiration, carbon dioxide (CO2) is

  1. produced
  2. released in the environment
  3. absorbed
  4. depleted

B