Plant Photosynthesis and Respiration Multiple Choice Questions Test 4 pdf Download

Practice science quiz 4 on plant photosynthesis and respiration MCQs, grade 6 photosynthesis importance multiple choice questions. Free photosynthesis importance guide has science worksheet with answering options living beings, none of them, only plants and only animals of multiple choice questions (MCQ) with photosynthesis importance quiz as photosynthesis decreases concentration of carbon dioxide in air and other harmful wastes, this increases purification of respiratory disease for for exam prep. Study to learn photosynthesis importance quiz to attempt multiple choice questions based test.

MCQs on Plant Photosynthesis and Respiration - Quiz 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