Plant Photosynthesis and Respiration Multiple Choice Questions 3 PDF Download

Learn plant photosynthesis and respiration MCQs, grade 6 online science test 3, rate of photosynthesis multiple choice questions and answers. Rate of photosynthesis revision test has science worksheets, helping answer key with choices as lower temperature, constant temperature, higher temperatures and doesn't matter temperature of multiple choice questions (MCQ) with rate of photosynthesis quiz as for most plants, rate of photosynthesis does not increase at for competitive exam prep, viva interview questions. Free science study guide to practice rate of photosynthesis quiz to attempt multiple choice questions based test.

MCQs on Plant Photosynthesis and Respiration Quiz PDF Download Worksheets 3

MCQ. For most plants, the rate of photosynthesis does not increase at

  1. constant temperature
  2. lower temperature
  3. higher temperatures
  4. doesn't matter temperature

C

MCQ. The fall in the rate of photosynthesis takes place when the temperature rises above

  1. 40°C
  2. 30°C
  3. 20°C
  4. 25°C

A

MCQ. The waste products of the process of respiration are

  1. oxygen + CO2
  2. carbon dioxide & water
  3. food + oxygen
  4. none of them

B

MCQ. In photosynthesis, sugar is made by using

  1. energy
  2. carbon dioxide
  3. oxygen
  4. sun light

B

MCQ. The veins of leaves contain vascular bundles known as

  1. closed stoma
  2. open stoma
  3. phylum
  4. xylem

D