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

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

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Biology - 12th Class Biology Chapter 15 Short Questions Preparation

Question # 1

Give two adaptation of plants to high temperature condition.

  • Ans 1: Plants have following adaptations for surviving high temperature.
    1. Plant synthesizes heat shock proteins and
    2. Plants use evaporative cooling to manage with high temperature.
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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

Give two adaptation of plants to high temperature condition.

  • Ans 1: Plants have following adaptations for surviving high temperature.
    1. Plant synthesizes heat shock proteins and
    2. Plants use evaporative cooling to manage with high temperature.
Submit

12th Class Biology Chapter 15 Short Questions Preparation - Set 2

Question # 1

Write structural adaptation for regulation of heat exchange between animals and environment.

  • Ans 1: Structural adaptation in the animals for exchange of heat are sub-dermal fatty layer insulation called pelage, the presence of sweat glands and lungs modified fro painting.
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12th Class Biology Chapter 15 Short Questions Preparation - Set 3

Question # 1

Write two types of synthesis functions of liver and effects on homeostasis.

  • Ans 1: Synthesis function of liver include.
    1. Synthesis of urea, ammonia and uric acid. It assists kidney for the removal of wastes.
    2. Synthesis of plasma proteins like proteins like prothrombin and fibrinogen. it maintains osmotic balance of blood and help in blood clotting.
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12th Class Biology Chapter 15 Short Questions Preparation - Set 4

Question # 1

Differentiate between hydrophytes and mesophytes.

  • Ans 1: Hydrophytes: Hydrophytes are the plant which grow in aquatic environment (abundant water),they have large leave surface area and stomata are present on the upper side of leaves, they have high rate of transpiration. E.g., Water lilli, Wolfia, Pistia etc.
  • Ans 2: Mesophytes: These are the plants which grow on land where moderate water is available: they open their stomata during flooding and close stomata during drought.For Example: rose and mango.
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12th Class Biology Chapter 15 Short Questions

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