Fsc part 2 online preparation for biology chapter 19 (Growth and Development)

Online Short Questions For Chapter 5 "12th Class Biology Chapter 19 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 19 Short Questions Preparation

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Biology - 12th Class Biology Chapter 19 Short Questions Preparation

Question # 1

Write practical application of apical dominance.

  • Ans 1: It can be used to produce smooth woody stem.
    It is also used to increase the storage life of potato from 1 to 3 years.
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Prepare Complete Set Wise Questions For Chapter 5 "12th Class Biology Chapter 19 Short Questions Preparation "

12th Class Biology Chapter 19 Short Questions Preparation - Set 1

Question # 1

Write practical application of apical dominance.

  • Ans 1: It can be used to produce smooth woody stem.
    It is also used to increase the storage life of potato from 1 to 3 years.
Submit

12th Class Biology Chapter 19 Short Questions Preparation - Set 2

Question # 1

What are neoblasts and their role? Or What are neoblasts?

  • Ans 1: Neablasts are unspecialized cells which are always present in the body of adult and are mobilized to the site of ampuation,where they are differentiated into specialized cells.
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12th Class Biology Chapter 19 Short Questions Preparation - Set 3

Question # 1

Differentiate between primary growth and secondary growth in plant.

  • Ans 1: Primary growth: occur due to the activity of apical meristem which results increase in length or height of plant.
  • Ans 2: Secondary growth: Of plants occur due to activity of cambium and it results increase in girth of plant.
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12th Class Biology Chapter 19 Short Questions Preparation - Set 4

Question # 1

Give role of temperature in plant growth.

  • Ans 1: Temperature influences the growth within a certain range (0-35oC). Normally rate of growth increase with rise of temperature and decrease with decrease in temperature. For maximum growth the optimum temperature is 25-35oC and it is least at 5-10oC. But at very high temperature 35 to 40oC the rate of growth stops and plant may dies.
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19th Chapter

12th Class Biology Chapter 19 Short Questions

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