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 advantages of cloning?

  • Ans 1: Cloning has the advantage that all offspring behave similarly. Secondly all the members of a clone are genetically identical to their parents. Good characters of hybrids can be transferred to the next generation without any alteration
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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 advantages of cloning?

  • Ans 1: Cloning has the advantage that all offspring behave similarly. Secondly all the members of a clone are genetically identical to their parents. Good characters of hybrids can be transferred to the next generation without any alteration
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12th Class Biology Chapter 18 Short Questions Preparation - Set 2

Question # 1

Give two examples of short day plants.

  • Ans 1: Tobacco,Strawberry,Soybean are short day plants.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 3

Question # 1

Define haploid parthenogenesis.

  • Ans 1: In the honey bees male develops without fertilization of egg. The queen bee carrying male gametes from the male has the ability to lay eggs that have not been fertilized.If these eggs are not fertilized then they develops in to haploid offspring. It is called haploid parthenogenesis.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 4

Question # 1

Write about the Gonorrhoea disease.

  • Ans 1: it is caused by gram positive bacteria Neisseria gonorrhoeae mainly affecting the mucous membrane of urinogenital tract. New borne infants may acquire serious eye infection if they pass through the infected birth canal. It is highly contagious through the sexual contact.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 5

Question # 1

How Implantation differes from gestation?

  • Ans 1: Implantation: Implantation is when the new human created at fertilization implants in the uterus. The newly created offspring,technically referred to as a blastocyst,travels to the uterus through the fallopian tube and implants in the wall of the uterus.
  • Ans 2: Gestation: Gestation means carrying the embryo inside the females uterus.
    It is the time period from conception to birth of the child.
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12th Class Biology Chapter 18 Short Questions Preparation - Set 6

Question # 1

What is Gonorrhoa and who caused it?

  • Ans 1: It is caused by a gram positive bacterium Neisseria gonorrhoeae,mainly affecting the mucous membrane of urinogenital tract. New born infants may acquire serious eye infections if they pass through the infected birth canal.It is highly contagious through sexual contacts.
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18th Chapter

12th Class Biology Chapter 18 Short Questions

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