Fsc Part 2 Online Preparation for Biology Chapter 17 (Coordination and Control)

Online Short Questions For Chapter 3 "12th Class Biology Chapter 17 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 17 Short Questions Preparation

  • Total Questions10

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Biology - 12th Class Biology Chapter 17 Short Questions Preparation

Question # 1

What is chlorosis? How it is caused/

  • Ans 1: Yellowing of plant leaves due to deficiency of chlorophyll is called chlorosis it is caused due to the deficiency of magnesium.
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Prepare Complete Set Wise Questions For Chapter 3 "12th Class Biology Chapter 17 Short Questions Preparation "

12th Class Biology Chapter 17 Short Questions Preparation - Set 1

Question # 1

What is chlorosis? How it is caused/

  • Ans 1: Yellowing of plant leaves due to deficiency of chlorophyll is called chlorosis it is caused due to the deficiency of magnesium.
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12th Class Biology Chapter 17 Short Questions Preparation - Set 2

Question # 1

Write four similarities of nervous and chemical coordination.

  • Ans 1: Similarities are as follow
  • Ans 2: Both system help in co-ordination.
  • Ans 3: both are homoeostatic in function.
  • Ans 4: Both release chemical messenger in extracellular space of body.
  • Ans 5: Both systems synthesize chemical messengers
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12th Class Biology Chapter 17 Short Questions Preparation - Set 3

Question # 1

Enlist any four types of learning behavior.

  • Ans 1: Four types of learning behavior are
  • Ans 2: Imprinting
  • Ans 3: Habituation
  • Ans 4: insight learning
  • Ans 5: Latent learning
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12th Class Biology Chapter 17 Short Questions Preparation - Set 4

Question # 1

Name hormones secreted by Islets of langerhans and their role.

  • Ans 1: Islets of langerhans produce Insuline and glucagon. They maintain blood glucose level.
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12th Class Biology Chapter 17 Short Questions Preparation - Set 5

Question # 1

Differentiate between chemoreceptors and mechanoreceptors.

  • Ans 1: Chemoreceptors These are sensitive for chemical changes.These are for smell,taste and for blood carbon dioxide and oxygen,glucose,amino acids and fatty acids(receptors in hypothalamus)
  • Ans 2: Mechanoreceptors These detect stimuli of touch,pressure hearing and equilibrium
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12th Class Biology Chapter 17 Short Questions Preparation - Set 6

Question # 1

What are meissner's corpuscles?

  • Ans 1: Meissner's corpuscles (encapsulated endings) which lie in papillae which extend into the ridges of the finger tips.The corpuscles consists of spiral and much twisted endings,each of which ends in knob.These are touch receptors.
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12th Class Biology Chapter 17 Short Questions Preparation - Set 7

Question # 1

What is sodium potassium pump?

  • Ans 1: These are the special proteins which are present on the neuron membrane and act as pump to move the K ions across the membrane during the transmissionof nerve impluse
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12th Class Biology Chapter 17 Short Questions

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