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 breakdown of nitrogenous wastes and dead organisms proteins into ammonia is classified as, answer key with choices as ammonification, assimilation, denitrification and nitrification 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. Breakdown of nitrogenous wastes and dead organisms proteins into ammonia is classified as

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

A

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. Nitrates are utilized for protein making and are absorbed by

  1. phytoplankton
  2. protozoan
  3. plants
  4. animals

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. Considering pyramid of numbers, consumers that are maximum in number and smallest in size are called

  1. tertiary consumers
  2. producers
  3. tertiary decomposers
  4. secondary decomposers

B