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

Define fruit set.

  • Ans 1: Retention of the ovary which become fruit after the fertilization. Or it is the process in which ovary after fertilization start to develop in to fruit is called fruit set.
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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

Define fruit set.

  • Ans 1: Retention of the ovary which become fruit after the fertilization. Or it is the process in which ovary after fertilization start to develop in to fruit is called fruit set.
Submit

12th Class Biology Chapter 18 Short Questions Preparation - Set 2

Question # 1

Write about the disease syphilis? Or Give causes and symptoms of syphilis?

  • Ans 1: It is caused by a spirochete, Treponema pallidum. It damages the reproductive organs,eyes,bones,joints,CNS,heart and skin. Sexual contact is major source of its spread.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 3

Question # 1

Define labour pain.

  • Ans 1: At the time of birth, the reduction of progesterone level stimulates pituitary gland to produce oxytocin. This induces labour pain or contraction of the uterus wall.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 4

Question # 1

What is Follicle atresia?

  • Ans 1: FSH stimulates the formation of several follicels. Only one of these follicles continues to grow with its primary oocytes while rest breakdown by a degenerative process called follicle atresia.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 5

Question # 1

What is after birth? Or What is meant by after birth?

  • Ans 1: Within 10 to 45 minutes after birth uterus contracts and separate the placenta from the wall of uterus and placenta than pass out through vagina. This is called after birth.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 6

Question # 1

What is diploid parthenogenesis?

  • Ans 1: In diploid partenogenesis a diploid egg is formed due to non disjunction of chromosomes, they retain their diploid number of chromosomes; diploid egg then develops in to young female.
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12th Class Biology Chapter 18 Short Questions

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