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

  • Total Questions10

  • Available Sets4

Start Test Download PDF

Biology - 12th Class Biology Chapter 15 Short Questions Preparation

Question # 1

What are heterotherms?Give example.

  • Ans 1: These are the animals that are capable of varying degrees of endothermic heat production but generally do not regulate their body temperature within a narrow range.For example bats and humming birds.
Submit

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

What are heterotherms?Give example.

  • Ans 1: These are the animals that are capable of varying degrees of endothermic heat production but generally do not regulate their body temperature within a narrow range.For example bats and humming birds.
Submit

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

Question # 1

What is counter-current multiplier.

  • Ans 1: This mechanism causes gradual osmotic out flow from the filtrate back to kidneys as it passes downward in the descending loop of Henle.Furthermore, ascending loop of henle does not allow out flow of water from its filtrate,instead actively transport sodium ions into kidney interstitium to sustain its high concentration.
Submit

12th Class Biology Chapter 15 Short Questions Preparation - Set 3

Question # 1

Define excretophore./what are excretophores %why?

  • Ans 1: Leaves are called excretophore because they collect nitrogenous waste from different plant parts and they store temporarily, at autumn season plants shed their leaves and wastes are removed from plant body.
Submit

12th Class Biology Chapter 15 Short Questions Preparation - Set 4

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.
Submit

ic-science-white
Biology
15th Chapter

12th Class Biology Chapter 15 Short Questions

Here you can prepare 12th Class Biology Chapter 15 Homeostasis. Click the button for 100% free full practice.

Start Chapter 15 Preparation