Available Answers

1. 1.

   Multiple Choice Questions (MCQs). tick (√) the right option:

   1. Which system that controls all other systems of our body is 
      1. Nervous system
      2. Skeletal system
      3. a and b both
      4. None of these
   2. The weight of brain is about
      1. 1.2 kg
      2. 2.3kg
      3. 1.1kg
      4. 1.4kg
   3. Cerebellum is also called
      1. The small nerves
      2. The big brain
      3. Medulla
      4. None of these
   4. The nerves that carry order from the brain to the muscles are
      1. Sensory nerves
      2. Motor nerves
      3. Mixed nerves
      4. Optic nerves
2. 2.

   Fill in the blanks with the given words:

   inner

   sebaceous gland

   retina

   visual

   pupil

   1. The __________ coat of eye is known as retina.
   2. __________ acts like the diaphragm of camera.
   3. The sense of sight experiences in the __________ center of the brain.
   4. The sensitive coat of the eye containing sensory elements is __________.
   5. The oily substance which keeps the skin soft is secreted by __________.
3. 3.

   Write 'T' for true or 'F' for false:

   1. The spinal cord is made up of nerve fibres.
   2. Cerebrum is the smallest part of the brain, it controls the actions of the muscles.
   3. The tongue is an organ of taste.
   4. One should avoid hearing loud sounds.
   5. The eye is an organ of touch.
4. 4.

   Match the following:

   1. Medulla	a. Controls the involuntary action
   2. Reflex action	b. Eardrum
   3. Eyes	c. Taste buds
   4. Ears	d. Delicate sense organs
   5. Tongue	e. Controlled by the spinal cord

    

5. 5.

   What is a reflex action?
6. 6.

   What is the nervous system?