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

Differentiate between ureotelic and uricotelic animals.

  • Ans 1: Ureotelic Animals: Animals which excrete urea are called ureotelic e.g sharks.
  • Ans 2: Uricotelic Animals: Animals which excrete uric acid are called Uricotelic.e.g Birds, insects.
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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

Differentiate between ureotelic and uricotelic animals.

  • Ans 1: Ureotelic Animals: Animals which excrete urea are called ureotelic e.g sharks.
  • Ans 2: Uricotelic Animals: Animals which excrete uric acid are called Uricotelic.e.g Birds, insects.
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12th Class Biology Chapter 15 Short Questions Preparation - Set 2

Question # 1

What is metanephridium?

  • Ans 1: It is the excretory organ of earthworm and other annelids.In each segment of the body metanephridium is present which individually collects the wastes and then remove them.
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12th Class Biology Chapter 15 Short Questions Preparation - Set 3

Question # 1

Write four osmoregulatory adaptations in xerophytes.

  • Ans 1: They have following adaptations:
    1. Sunken stomata
    2. Thick cuticle
    3. Water storing tissues
    4. Reduced or complete absence of leaves.
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12th Class Biology Chapter 15 Short Questions Preparation - Set 4

Question # 1

Give the role of contractile vacuole.

  • Ans 1: Contractile vacuole play an important tole in osmoregulation in aquatic animals, it absorbs extra water from the cell and excerta it out.For example in paramecium two contractile vacuoles are present, which perform osmoregulatory function.
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12th Class Biology Chapter 15 Short Questions

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