Man and Environment Multiple Choice Questions and Answers 17 PDF Book Download

Man and environment MCQs, man and environment quiz answers 17 to learn high school biology courses online. 10th grade biology worksheets multiple choice questions (MCQs), man and environment quiz questions and answers for online school degrees. Levels of ecological organization, interactions in ecosystems, biology worksheets grade 10, ecological pyramid, pollution: consequences and control test for high school teacher certification.

Learn high school biology multiple choice questions (MCQs): organisms who kills, attacks and feeds others are called, with choices predators, prey, assimilators, and competitors for online school degrees. Free biology study guide for online learning 10th grade biology worksheets quiz questions to attempt multiple choice questions based test.

MCQ on Man and Environment Worksheets 17 PDF Book Download

MCQ: Nitrogen fixation is conversion of nitrogen gas to

  1. Nitrates
  2. Nitrites
  3. Nitric acid
  4. Nitric oxide


MCQ: Organisms who kills, attacks and feeds others are called

  1. prey
  2. predators
  3. assimilators
  4. competitors


MCQ: Excess burning of fossil fuels leads to increased carbon dioxide which results in

  1. greenhouse effect
  2. global warming
  3. both a and c


MCQ: Ecological pyramid concept was proposed by Charles Elton in

  1. 1927
  2. 1930
  3. 1935
  4. 1938


MCQ: Ultraviolet rays in radiations of sun is absorbed by

  1. troposphere
  2. thermosphere
  3. stratosphere
  4. ozone