Flows of Materials and Ecosystem Energy MCQs Quiz and Answers Tests pdf Download

Practice flows of materials and ecosystem energy MCQs in biology quiz for test prep. Man and environment quiz questions has multiple choice questions (MCQ) with flows of materials and ecosystem energy test, answers as the combination of atmospheric nitrogen with hydrogen under high temperature and pressure is classified as, answer key with choices as atmospheric oxygen fixation, atmospheric nitrogen fixation, industrial nitrogen fixation and biological nitrogen fixation for competitive exam preparation worksheets. Free biology revision notes to learn flows of materials and ecosystem energy quiz with MCQs to find questions answers based online tests.

MCQs on Flows of Materials and Ecosystem Energy Quiz pdf Download

MCQ. Combination of atmospheric nitrogen with hydrogen under high temperature and pressure is classified as

  1. atmospheric oxygen fixation
  2. atmospheric nitrogen fixation
  3. industrial nitrogen fixation
  4. biological nitrogen fixation

C

MCQ. Atmospheric gaseous nitrogen is converted during lightning and thunderstorms into

  1. oxides of carbon
  2. oxides of oxygen
  3. oxides of nitrogen
  4. nitric acid

C

MCQ. Process which converts nitrogen gas into nitrates is called

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

B

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

MCQ. Process of nitrates utilization by organisms is classified as

  1. assimilation
  2. nitrification
  3. denitrification
  4. ammonification

A