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 terms menstruation and menopause.

  • Ans 1: Menstrual cycle:In human females the periodic reproductive cycle is completed in approximately 28 days and involves changes in the structure and function of the whole reproductive system. It is called menstrual cycle.
  • Ans 2: Menopause:The end or complete stop of menstrual cycle is called menopause
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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 terms menstruation and menopause.

  • Ans 1: Menstrual cycle:In human females the periodic reproductive cycle is completed in approximately 28 days and involves changes in the structure and function of the whole reproductive system. It is called menstrual cycle.
  • Ans 2: Menopause:The end or complete stop of menstrual cycle is called menopause
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12th Class Biology Chapter 18 Short Questions Preparation - Set 2

Question # 1

Define parthenocarpy with example.

  • Ans 1: Formation of fruit without fertilization is called parthenocarpy. For example seedless grapes and banana.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 3

Question # 1

Name two sexually transmitted disease and their control.

  • Ans 1: Genital herpes and AIDS. These sexually transmitted diseases can be controlled by avoiding sexual contact with affected person and adopting the hygienic conditions and also by taking medical treatment.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 4

Question # 1

How seedless fruit are formed?

  • Ans 1: Seedless fruit are also called parthenocapic fruits they formed without fertilization. It may be formed naturally as in banana and may formed artificially like seedless grapes.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 5

Question # 1

Define reproduction.What is its significance?

  • Ans 1: Process in which living organism produced their new generation like to themselves is called reproduction.
  • Ans 2: It ensures the survival of species.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 6

Question # 1

Define parthenocarpy. How it is artificially induced?

  • Ans 1: Formation of fruit without fertilization is called parthenocarpy. It is artificially can be induced by applying synthetic auxin(NAA).
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12th Class Biology Chapter 18 Short Questions

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