Man and Environment Multiple Choice Questions 43 PDF Download

Learn man and environment MCQs, grade 10 biology test 43 for online learning courses and test prep, levels of ecological organization multiple choice questions and answers. Levels of ecological organization revision test includes biology worksheets to learn for online cell biology courses distance learning.

Biology multiple choice questions (MCQ): in components of ecosystem, phytoplankton is another name of with choices fungi, shallow rooted plants, floating photosynthetic organisms and protozoan, levels of ecological organization quiz for online high school and secondary school courses preparation for final exams and online tests. Free biology study guide to learn levels of ecological organization quiz to attempt multiple choice questions based test.

MCQs on Man and Environment Quiz PDF Download Worksheets 43

MCQ: In components of ecosystem, phytoplankton is another name of

  1. shallow rooted plants
  2. fungi
  3. floating photosynthetic organisms
  4. protozoan


MCQ: What is average thickness of biosphere?

  1. 10 km
  2. 15 km
  3. 20 km
  4. 40 km


MCQ: Primary carnivores of ecosystem are also classified as

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


MCQ: Considering nitrogen fixation, ammonia produced in industrial nitrogen fixation is converted into

  1. nitric ammonia
  2. ammonium nitrate
  3. ammonium nitrous
  4. ammonia nitrous


MCQ: Change in air composition due to addition of harmful chemical substances is classified as

  1. greenhouse balance
  2. air pollution
  3. chemical imbalance
  4. gases imbalances