Man and Environment Multiple Choice Questions 30 PDF Download

Learn man and environment MCQs, grade 10 biology test 30 for online learning courses and test prep, flows of materials and ecosystem energy multiple choice questions and answers. Flows of materials and ecosystem energy revision test includes biology worksheets to learn for online molecular cell biology courses distance learning.

Biology multiple choice questions (MCQ): for all ecosystems, major source of energy is with options universe, galaxies, sun and moon, flows of materials and ecosystem energy quiz with online basic interview questions and answers for online e-learning competitive exams preparation. Free biology study guide to learn flows of materials and ecosystem energy quiz to attempt multiple choice questions based test.

MCQs on Man and Environment Quiz PDF Download Worksheets 30

MCQ: For all ecosystems, major source of energy is

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

C

MCQ: Perfect biogeochemical cycle is

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

C

MCQ: Unwanted, unpleasant sounds are called

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

B

MCQ: Consumers of an ecosystem are classified as

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

D

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

A