Plant Photosynthesis and Respiration Multiple Choice Questions Test 1 pdf Download

Practice science quiz 1 on plant photosynthesis and respiration MCQs, grade 6 photosynthesis for kids multiple choice questions. Free learning guide has science worksheet with answering options surface, pigment, vein and salk of multiple choice questions (MCQ) with photosynthesis for kids quiz as light is absorbed by some substances, these substances are known as for exam prep. Study to learn photosynthesis for kids quiz to attempt multiple choice questions based test.

MCQs on Plant Photosynthesis and Respiration - Quiz 1

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