Flows of Materials and Ecosystem Energy Learning App | Class 10 Biology MCQ e-Book PDF
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Flows of Materials and Ecosystem Energy Multiple Choice Questions with Answers – PDF Download

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Download the Flows of Materials and Ecosystem Energy Learning App (Free) with MCQ: "Combination of atmospheric nitrogen with hydrogen under high temperature and pressure is classified as"; with answers: atmospheric oxygen fixation, atmospheric nitrogen fixation, industrial nitrogen fixation, and biological nitrogen fixation. Solve Man and Environment Quiz Questions, download Google e-Book (Free Chapter) to strengthen online education access.

Flows of Materials and Ecosystem Energy MCQs PDF Download – Prep Test

MCQ 1: 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

MCQ 2: 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

MCQ 3: The process which converts the nitrogen gas into the nitrates is called:

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

MCQ 4: 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

MCQ 5: The process of nitrates utilization by organisms is classified as:

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

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