Man and Environment Multiple Choice Questions and Answers 30 PDF Book Download

Man and environment MCQs, man and environment quiz answers 30 to learn high school biology courses online. Ecosystem balance and human impact multiple choice questions (MCQs), man and environment quiz questions and answers for online school degrees. Flows of materials and ecosystem energy, levels of ecological organization, biology: pollution test for high school teacher certification.

Learn high school biology multiple choice questions (MCQs): perfect biogeochemical cycle is, with choices sulphur cycle, nitrogen cycle, carbon cycle, and oxygen cycle for online school degrees. Free biology study guide for online learning ecosystem balance and human impact quiz questions to attempt multiple choice questions based test.

MCQ on Man and Environment Worksheets 30 PDF Book Download

MCQ: For all ecosystems, major source of energy is

  1. galaxies
  2. universe
  3. Sun
  4. Moon


MCQ: Perfect biogeochemical cycle is

  1. Nitrogen cycle
  2. Sulphur cycle
  3. Carbon cycle
  4. Oxygen cycle


MCQ: Unwanted, unpleasant sounds are called

  1. Bad sounds
  2. Noise
  3. Unpleasant sounds
  4. Unwanted sounds


MCQ: Consumers of an ecosystem are classified as

  1. herbivores
  2. carnivores
  3. aquatic carnivores
  4. both a and b


MCQ: Nitric acid (HNO3) and nitrous acid (HNO2) are combined with different salts to produce

  1. nitrates
  2. nitric acid and hydrogen
  3. carbon and oxygen
  4. carbon dioxide