Control and coordination Worksheet-7

Control and coordination Worksheet-7

 

  1. The living organisms show response to stimuli such as

A. Smell             B. Food              C. Taste              D. Air

E. Touch

 

  1. Which of these are considered as tropic movement?

A. Tendrils grows towards any support

B. Folding up of the leaves of a sensitive plant

C. Opening up of the petals of dandelion flowers in morning

D. Growth of pollen tube towards the ovule

E. Shoot moves away from water

 

  1. What are the effects of Auxin over plant body?

A. Promote cell enlargement

B. Breaking the dormancy in needs and bunds

C. Prootes the dormancy in seeds and buds

D. Promote fruit growth

 

  1. What are the effects of Gibberellins over plant body?

A. Breaking the dormancy in needs and bunds

B. Promotes the dormancy in seeds and buds

C. Promote cell enlargement in the presence of auxins

D. Promote growth in fruits

 

  1. What are the roles of Cytokinins over plant body?

A. Promote cell division

B. Promotes the dormancy in seeds and buds

C. Breaking the dormancy of seeds and buds

D. Delay the ageing in leaves

E. Promote fruit growth

 

  1. What are the functions of phytohormones?

A. Germination of seeds

B. Development of endosperm

C. Movement of stomata

D. Ripening of fruits

E. Development of ovule

 

  1. What are True about central nervous system?

A. Containing of brain and spinal cord

B. Containing of all the nerves of the body

C. Main controlling center of the body

D. Occupies central position

E. Consists of sympathetic and parasympathetic nervous system

 

  1. Autonomous nervous system consists of-

A. Sympathetic nervous system

B. Spinal nerves

C. Brain

D. Spinal cord

E. Parasympathetic nervous system

 

  1. Peripheral nervous system consists of-

A. Sympathetic nervous system

B. Spinal nerves

C. Brain

D. Cranial nerves

D. Spinal cord

 

  1. What is True about Brain?

A. Divided into fore brain, mid brain and hind brain

B. Main center of spinal reflexes

C. Largest part is cerebrum

D. Connected with spinal nerves

E. Main thinking organ

 

Answer Key:

  1. A, C, E
  2. A, C, E
  3. A, D
  4. A, C, D
  5. A, C, D
  6. A, C, D
  7. A, C, D
  8. A, E
  9. B, D
  10. A, C, E