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 "

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Biology - 12th Class Biology Chapter 19 Short Questions Preparation

Question # 1

What role is played by clear cytoplasm and yellow cytoplasm in animal development?

  • Ans 1: Clear cytoplasm produces larval epidermis and yellow cytoplasm produces muscle cells.
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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

What role is played by clear cytoplasm and yellow cytoplasm in animal development?

  • Ans 1: Clear cytoplasm produces larval epidermis and yellow cytoplasm produces muscle cells.
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12th Class Biology Chapter 19 Short Questions Preparation - Set 2

Question # 1

Give the effect of temperature on plant growth.

  • Ans 1: Normal rate of growth increases with rise of temperature and decrease with decrease in temperature. For maximum growth the optimum temperature is 25 to 30oC 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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12th Class Biology Chapter 19 Short Questions Preparation - Set 3

Question # 1

Differentiate between gerontology and teratology.

  • Ans 1: Gerontology: Study of aging is called gerontology.
  • Ans 2: Teratology:Teratology is the branch of biology,which deals with abnormal developments and their causes.
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12th Class Biology Chapter 19 Short Questions Preparation - Set 4

Question # 1

How neural plate is formed?

  • Ans 1: on the dorasal surface of the gastrula,over the notochord,presumptive neural ectoderm is present in the form of band. As gastrula elongates,the band thickens to from a neural plate.
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19th Chapter

12th Class Biology Chapter 19 Short Questions

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