Man and Environment Multiple Choice Questions and Answers 7 PDF Download

Learn man and environment multiple choice questions, grade 10 biology online test 7 for high school degree online courses, distance learning for exam prep. Practice flows of materials and ecosystem energy multiple choice questions (MCQs), man and environment quiz questions and answers for biology class for online biological theory courses distance learning.

Study high school biology multiple choice questions (MCQs): process which converts nitrogen gas into nitrates is called, for free online courses with choices nitrogen fixation, carbon fixation, oxygen fixation, and nitrate fixation, flows of materials and ecosystem energy quiz with online tests for distance learning after learning theories from school textbooks. Free biology study guide for online learning flows of materials and ecosystem energy quiz questions to attempt multiple choice questions based test.

MCQs on Man and Environment Worksheets 7 Quiz PDF Download

MCQ: Process which converts nitrogen gas into nitrates is called

  1. carbon fixation
  2. nitrogen fixation
  3. oxygen fixation
  4. nitrate fixation

B

MCQ: Process in which there is utilization of nitrates by organisms is called

  1. Assimilation
  2. Denitrification
  3. Ammonification
  4. Nitrification

A

MCQ: Representation of biomass energy present in different levels of food chain is classified as

  1. food chain pyramid
  2. food web pyramid
  3. biomass pyramid
  4. ecological pyramid

D

MCQ: Coal burning in air leads to

  1. oxygen and sulphur dioxide
  2. methane and nitrogen dioxide
  3. dust and nitrogen
  4. dust and smoke

D

MCQ: Representation of biomass for per unit area at various trophic levels graphically is classified as

  1. pyramid of numbers
  2. pyramid of primary consumers
  3. pyramid of biomass
  4. pyramid of decomposers

C