Man and Environment Multiple Choice Questions 17 PDF Download

Learn man and environment MCQs, grade 10 biology test 17 for online learning courses and test prep, levels of ecological organization multiple choice questions and answers. Levels of ecological organization revision test includes biology worksheets to learn for online basic concepts of biology courses distance learning.

Biology multiple choice questions (MCQ): nitrogen fixation is conversion of nitrogen gas to with choices nitrites, nitrates, nitric acid and nitric oxide, levels of ecological organization quiz with online student guide with quiz questions and answers to prepare for schools' competitions. Free biology study guide to learn levels of ecological organization quiz to attempt multiple choice questions based test.

MCQs on Man and Environment Quiz PDF Download Worksheets 17

MCQ: Nitrogen fixation is conversion of nitrogen gas to

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

A

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

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

B

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

D

MCQ: Ecological pyramid concept was proposed by Charles Elton in

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

A

MCQ: Ultraviolet rays in radiations of sun is absorbed by

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

D