Carbon Cycle and Fossil Fuels Multiple Choice Questions Online pdf eBooks Download

Learn carbon cycle and fossil fuels MCQs, online O level biology MCQ for 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 help with choices as linear, cyclical, reversible and irreversible problem solving for viva, competitive exam preparation, interview questions. Free study guide is to practice 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