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MCQs

Total Questions : 125 | Page 3 of 13 pages
Question 21. Which is NOT a facet of cellular loci and messaging?
  1.    The biochemical control
  2.    Mechanics of quality change
  3.    The temperature and atmosphere
  4.    None of the mentioned
 Discuss Question
Answer: Option D. -> None of the mentioned
Answer: (d).None of the mentioned
Question 22. In the biochemistry of plants, which of the statements hold wrong?
  1.    Ethylene plays an important role in promoting food ripening
  2.    Changes in membrane permeability cause metabolic shifts associated with ripening
  3.    Senescence aren’t always the reason for the collapse of cellular machinery
  4.    None of the mentioned
 Discuss Question
Answer: Option D. -> None of the mentioned
Answer: (d).None of the mentioned
Question 23. Statement 1: In cellular loci and messaging, the link is the mechanics of quality change.
Statement 2: In cellular loci and messaging, the machinery is the biochemical control.
  1.    True, False
  2.    True, True
  3.    False, False
  4.    False, True
 Discuss Question
Answer: Option C. -> False, False
Answer: (c).False, False
Question 24. Keeping in mind that texture changes take place after harvest, pulpy fruits become extremely hard after harvest.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 25. Statement 1: After harvest, _____ of fruits and vegetables undergoes change.
Statement 2: The _____ in pre-harvest and application of _____ to post-harvest can change the stress response in harvested commodities.
  1.    Texture, nutrients, minerals
  2.    Color, minerals, nutrients
  3.    Texture, minerals, nutrients
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Texture, nutrients, minerals
Answer: (a).Texture, nutrients, minerals
Question 26. Which of the following is a method to delay the onset of spoilage on storage?
  1.    Spray/dip in water/ wax formulations
  2.    Fumigation
  3.    Spray/dip in water/wax formulations/Fumigation
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Spray/dip in water/wax formulations/Fumigation
Answer: (c).Spray/dip in water/wax formulations/Fumigation
Question 27. The reason why vegetables like green peas and beans are stored in the deep fridge (approximately 0°C) and not ordinary refrigeration is because freshly harvested vegetables themselves release a lot of heat and peas and beans evolve a lot of heat at low temperatures also.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 28. Statement 1: At low temperatures, near the freezing point of water, the respiration rate decreases.
Statement 2: Lemons last longer than bananas at the same relative humidity.
  1.    True, False
  2.    True, True
  3.    False, False
  4.    False, True
 Discuss Question
Answer: Option B. -> True, True
Answer: (b).True, True
Question 29. Which of the following microorganism is popular for spoilage in fruits and vegetables?
  1.    Mesophile
  2.    Thermophile
  3.    Psychrophile
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned
Question 30. Which of the following holds well as a reason for the storage of food at low temperatures?
  1.    Respiration rate decreases
  2.    Growth of microbes decreases
  3.    Humidity is less
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned

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