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

Differentiate between apical meristem and lateral meristem.

  • Ans 1: Apical meristem:Apical meristem found at the tips of shoot and root.The cells of apical meristem has ability to divide throughout plant life,These are basically related to extension of plant body.
  • Ans 2: Lateral meristem:Lateral meristem are cylinder of dividing cells. They are present in dicots and gymnosperms. Vascular cambium and cork cambium are example of lateral meristem. They increase the diameter of root and stem.
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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

Differentiate between apical meristem and lateral meristem.

  • Ans 1: Apical meristem:Apical meristem found at the tips of shoot and root.The cells of apical meristem has ability to divide throughout plant life,These are basically related to extension of plant body.
  • Ans 2: Lateral meristem:Lateral meristem are cylinder of dividing cells. They are present in dicots and gymnosperms. Vascular cambium and cork cambium are example of lateral meristem. They increase the diameter of root and stem.
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12th Class Biology Chapter 19 Short Questions Preparation - Set 2

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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12th Class Biology Chapter 19 Short Questions Preparation - Set 3

Question # 1

Define Gerontology.

  • Ans 1: Gerontology is the study of aging. It also deals with the causes of aging and measures by which aging can be slowed.
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12th Class Biology Chapter 19 Short Questions Preparation - Set 4

Question # 1

What is open growth? Discuss.

  • Ans 1: Plants have growth pattern called open growth which means throughout life plants add new organs such as branches,leaves and roots, enlarging from the tip of roots and shoots.
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12th Class Biology Chapter 19 Short Questions

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