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NTA Abhyas NEET2020BotanyPlant - Growth and DevelopmentPractice

Growth can be measured in various ways. Which of these as to be used as parameters to measure growth?

Options

  1. AIncrease in cell number
  2. BIncrease in cell size
  3. CIncrease in surface area
  4. DAll of the above

Correct answer

D. All of the above

Step-by-step solution

At the cellular level growth is due to an increase in the amount of protoplasm. However, it is difficult to measure the growth of protoplasm, but the protoplasm increase can be related to the increase in cell size, cell number, and cell size. The quantitative growth can be measured in the increase in the fresh weight, dry weight, length, area, volume and cell number. The rate of growth is the growth per unit time and it is usually slow initially in early growth stages and later a rapid increase during the exponenti

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