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

  • Available Sets7

Start Test Download PDF

Biology - 12th Class Biology Chapter 17 Short Questions Preparation

Question # 1

Compare sympathetic nervous system with parasympthetic nervous system.

  • Ans 1: Parasympathetic nervous system A few cranial nerves including the vagus nerve together with the fibre from bottom portion of spinal cord from PNS.it promotes all the internal responses which are associated with the relaxed state i.e,contraction of pupil,promotes food digestion and retards heart beat.
  • Ans 2: Sympthethic nervous system Most ganglion fibers of the sympathetic nervous system arise from the middle portion of the spinal cord and almost terminate in ganglia that lie near the cord.This system is important during emergency situation and associated with fight or flight.This system accelerates the heart beat and dilates the pupil and inhibits the digestion of food etc.
Submit

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

Compare sympathetic nervous system with parasympthetic nervous system.

  • Ans 1: Parasympathetic nervous system A few cranial nerves including the vagus nerve together with the fibre from bottom portion of spinal cord from PNS.it promotes all the internal responses which are associated with the relaxed state i.e,contraction of pupil,promotes food digestion and retards heart beat.
  • Ans 2: Sympthethic nervous system Most ganglion fibers of the sympathetic nervous system arise from the middle portion of the spinal cord and almost terminate in ganglia that lie near the cord.This system is important during emergency situation and associated with fight or flight.This system accelerates the heart beat and dilates the pupil and inhibits the digestion of food etc.
Submit

12th Class Biology Chapter 17 Short Questions Preparation - Set 2

Question # 1

What is leutinnizing hormone(LH). Write its role

  • Ans 1: LH works with FSH to stimulate oestrogen secretion and rupture mature follicles to release ovum. It also causes leutinization of follicle after ovulation and along with prolactin maintains corpus leuteum.
Submit

12th Class Biology Chapter 17 Short Questions Preparation - Set 3

Question # 1

What are biorhythms and diurnal rhythms?

  • Ans 1: Biorhythms are the biological activities of living organisms which are performed at regular intervals are called biorhythms.
    Diurnal rhythms are the biological activities of organisms which are performed during one day 0r 24 hours.
Submit

12th Class Biology Chapter 17 Short Questions Preparation - Set 4

Question # 1

Write down the commercial application of gibberellins.

  • Ans 1: Gibberellin is commercially used in brewing industry to produce alcohol by malting process of barley.
    It delay and improve storage life of the banana and grape fruits.
    It also promotes fruit setting.
Submit

12th Class Biology Chapter 17 Short Questions Preparation - Set 5

Question # 1

Define biorhythms and gives its types.

  • Ans 1: In living organisms the behavioral activities occur at regular intervals which are called biorhythms.
    1. Circannual rhythms (365 days)
    2. Diurnal rhythms (24 hours)
Submit

12th Class Biology Chapter 17 Short Questions Preparation - Set 6

Question # 1

What do you know about parasympathetic nervous system?

  • Ans 1: A few cranial nerves including the vagus nerve together with the fibre from bottom portion of spinal cord from PNS.It promotes all the internal responses which are associated with the relaxes state i.e,contraction of pupil,promotes food digestion and retards heart beat.
Submit

12th Class Biology Chapter 17 Short Questions Preparation - Set 7

Question # 1

Name various structural that protect our brain.

  • Ans 1: Following are the structures which protect our brain
  • Ans 2: skull
  • Ans 3: Meninges(though membrane)
  • Ans 4: Cerebrospinal fluid which act as shock absorber.
Submit

ic-science-white
Biology
17th Chapter

12th Class Biology Chapter 17 Short Questions

Here you can prepare 12th Class Biology Chapter 17 (Coordination and Control). Click the button for 100% free full practice.

Start Chapter 17 Preparation

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!