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2013 · Q86Science & TechnologyBiologyeasy

Fruits stored in a cold chamber exhibit longer storage life because

  1. (a)exposure to sunlight is prevented
  2. (b)concentration of carbon dioxide in the environment is increased
  3. (c)rate of respiration is decreased
  4. (d)there is an increase in humidity
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Official answer(c) rate of respiration is decreased

2020 · Q47Science & TechnologyBiologyeasy

Which of the following statements are correct regarding the general difference between plant and animal cells ? 1. Plant cells have cellulose cell walls whilst animal cells do not. 2. Plant cells do not have plasma membrane unlike animal cells which do. 3. Mature plant cell has one large vacuole whilst animal cell has many small vacuoles. Select the correct answer using the code given below :

  1. (a)1 and 2 only
  2. (b)2 and 3 only
  3. (c)1 and 3 only
  4. (d)1, 2 and 3
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Official answer(c) 1 and 3 only