Plant Photosynthesis and Respiration Multiple Choice Questions and Answers 1 PDF Book Download

Plant photosynthesis and respiration MCQs, plant photosynthesis and respiration quiz answers 1 to learn elementary education online courses. Practice photosynthesis for kids multiple choice questions (MCQs), plant photosynthesis and respiration quiz questions and answers for science class. Free e-learning tutorial on photosynthesis for kids, photosynthesis importance, rate of photosynthesis test prep for 6th grade science test prep.

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MCQ on Plant Photosynthesis and Respiration Worksheets 1 PDF Book Download

MCQ: Light is absorbed by some substances, these substances are known as

  1. pigment
  2. surface
  3. vein
  4. Salk


MCQ: Photosynthesis increases concentration of oxygen in air, which is necessary for all

  1. living organism
  2. fossils
  3. birds only
  4. animals


MCQ: Chloroplast splits water molecules to release oxygen and add hydrogen to carbon atoms for formation of

  1. Glucose
  2. Starch
  3. water
  4. sugar


MCQ: Rate of photosynthesis decreases because enzymes are denatured at

  1. lower temperature
  2. higher temperature
  3. zero temperature
  4. none of them


MCQ: Tissues present in leaf, under upper epidermis and above lower epidermis are known as

  1. mesophyll
  2. stoma
  3. stalk
  4. vein