Fsc part 2 online preparation for biology chapter 15 (Homeostasis)

Online Short Questions For Chapter 1 "12th Class Biology Chapter 15 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 15 Short Questions Preparation

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Biology - 12th Class Biology Chapter 15 Short Questions Preparation

Question # 1

Why leaves are said to be excretophore?

  • Ans 1: The falling of yellow leaves in autumn is the seasonal time for the plants to get rid of the accumulated wastes and because of this reason leaves are said to be excretophore.
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Prepare Complete Set Wise Questions For Chapter 1 "12th Class Biology Chapter 15 Short Questions Preparation "

12th Class Biology Chapter 15 Short Questions Preparation - Set 1

Question # 1

Why leaves are said to be excretophore?

  • Ans 1: The falling of yellow leaves in autumn is the seasonal time for the plants to get rid of the accumulated wastes and because of this reason leaves are said to be excretophore.
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12th Class Biology Chapter 15 Short Questions Preparation - Set 2

Question # 1

Described the structure of a flame cell.

  • Ans 1: It is a complete eukaryotic cell.It has a unucles, other cell organelles and a cavity where the waste products are collected.Each flame cell has a tuft of cilia, whose beating propel interstitial fluid into the tubular system
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12th Class Biology Chapter 15 Short Questions Preparation - Set 3

Question # 1

Why ammonia is more toxic than other nitrogenous wastes?

  • Ans 1: Ammonia is very toxic and dissolve quickly in body fluids,Thus it must be kept in low concentration in the body.To maintain low concentration below that of body requires, large volume of water is used to eliminate it as urine.
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12th Class Biology Chapter 15 Short Questions Preparation - Set 4

Question # 1

Illustrate the function of Malpighian Tubules.

  • Ans 1: Malpighian tubules extracted waste products from the haemolymph of insects and they pour it into digestive tract, where they are converted into nitrogenous wastes
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12th Class Biology Chapter 15 Short Questions

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