Plant Photosynthesis and Respiration Multiple Choice Questions 4 PDF Download

Learn plant photosynthesis and respiration MCQs, grade 6 science test 4 for online learning courses and test prep, photosynthesis importance multiple choice questions and answers. Photosynthesis importance revision test includes science worksheets to learn for 6th grade science assessment.

Science multiple choice questions (MCQ): photosynthesis decreases concentration of carbon dioxide in air and other harmful wastes, this increases purification of respiratory disease for with choices living beings, none of them, only plants and only animals, photosynthesis importance quiz for online competitive tests preparation for elementary school admission and high school admission. Free science study guide to learn photosynthesis importance quiz to attempt multiple choice questions based test.

MCQs on Plant Photosynthesis and Respiration Quiz PDF Download Worksheets 4

MCQ: Photosynthesis decreases concentration of carbon dioxide in air and other harmful wastes, this increases purification of respiratory disease for

  1. none of them
  2. living beings
  3. only plants
  4. only animals

B

MCQ: Which of these is true about photosynthesis?

  1. It occurs in both animal and plants
  2. It occurs in both fungi and plants
  3. it is a breaking down process
  4. it is building up process

D

MCQ: Guard cells flanking stomata control oxygen and carbon dioxide entering leaf by opening and closing

  1. veins
  2. leaf pores
  3. stoma
  4. palisade

B

MCQ: Process of photosynthesis takes place in the

  1. Starch and Sucrose
  2. Glucose and oxygen
  3. chloroplast
  4. system

C

MCQ: Color of pigment in chloroplast is

  1. green
  2. black
  3. yellow
  4. red

A