Second Year Biology Chapter 18 Short Questions Online Preparation (Reproduction)

Online Short Questions For Chapter 4 "12th Class Biology Chapter 18 Short Questions Preparation "

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Biology - 12th Class Biology Chapter 18 Short Questions Preparation

Question # 1

What are advantage of cloning?

  • Ans 1: Cloning has the advantage that all the offspring behave similarly.
  • Ans 2: All the members of a clone have similar feature like their parent.
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Prepare Complete Set Wise Questions For Chapter 4 "12th Class Biology Chapter 18 Short Questions Preparation "

12th Class Biology Chapter 18 Short Questions Preparation - Set 1

Question # 1

What are advantage of cloning?

  • Ans 1: Cloning has the advantage that all the offspring behave similarly.
  • Ans 2: All the members of a clone have similar feature like their parent.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 2

Question # 1

What are Ovoviviparous?

  • Ans 1: In some animals like duck bill platypus internal fertilization leads to internal development of the young ones in a shelled egg and when development is completed shelled egg is laid which hatches the offspring, such animals are called ovaviviparous.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 3

Question # 1

Give the function of interstitial cells of testis.

  • Ans 1: Interstitial cells produce testosterone. This hormone is essential for the successful production of sperms.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 4

Question # 1

Differentiate between oviparous and viviparous.

  • Ans 1: Oviparous: Oviparous are the eggs laying animals like birds.
  • Ans 2: viviparous: Viviparous are those animals which give birth to their young ones like mammals
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12th Class Biology Chapter 18 Short Questions Preparation - Set 5

Question # 1

Define photoperiodism.

  • Ans 1: Photo mean light; periodism for duration. Response of plants to the duration of light is called photoperiodism.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 6

Question # 1

Differentiate between lactation and gestation.

  • Ans 1: Lactation: Lactation means discharge or production of milk from the mammary gland after child birth.
  • Ans 2: Gestation: Gestation is the total time period of pregnancy is called gestation. In human gestation period is of nine months.
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12th Class Biology Chapter 18 Short Questions

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