Flows of Materials and Ecosystem Energy MCQs Quiz Worksheet PDF Download

Practice flows of materials and ecosystem energy MCQs, biology test for online course learning and test prep. Man and environment quiz questions has multiple choice questions (MCQ), flows of materials and ecosystem energy test to learn.

Biology practice test MCQ on combination of atmospheric nitrogen with hydrogen under high temperature and pressure is classified as with options atmospheric oxygen fixation, atmospheric nitrogen fixation, industrial nitrogen fixation and biological nitrogen fixation problem solving skills for competitive exam, viva prep, interview questions with answer key. Free biology revision notes to learn flows of materials and ecosystem energy quiz with MCQs to find questions answers based online learning tests.

MCQs on Flows of Materials and Ecosystem Energy Quiz PDF Download

MCQ. The 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. The 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. The process which converts the nitrogen gas into the nitrates is called

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

B

MCQ. The 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. The process of nitrates utilization by organisms is classified as

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

A