Learn Biology Online Notes & Technology Articles

Carbon Cycle and Fossil Fuels MCQs Quiz Online Tests pdf Download

Practice MCQs on carbon cycle and fossil fuels, biology MCQs for online test prep. Ecology: o level biology quiz has multiple choice questions (MCQ), carbon cycle and fossil fuels quiz questions and answers as in carbon cycle, flow of energy is, answer key with choices as linear, cyclical, reversible and irreversible for competitive exam prep. Free study guide is to learn carbon cycle and fossil fuels quiz online with MCQs to practice test questions with answers.

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 environment
  3. absorbed
  4. depleted

B