NCERT Class X Science Class: Chapter –7. Control and Coordination – Part-6

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Question 32:

Junction between two neurons is called

(a) Cell junction

(b) Neuro muscular junction

(c) Neural joint

(d) Synapse

Answer: D

Image Figure shown the synapse

Image Figure Shown the Synapse

Question 33:

In humans, the life processes are controlled and regulated by

(a) Reproductive and endocrine systems

(b) Respiratory and nervous systems

(c) Endocrine and digestive systems

(d) Nervous and endocrine systems

Answer: D

Image the nervous and endocrine systems

Image the Nervous and Endocrine Systems

Short Answer Questions

Question 34:

Label the parts (a), (b), (c) and (d) and show the direction of flow of electrical signals in Figure.

Image the electrical signals

Image the Electrical Signals

Answer:

(a) Sensory neuron

(b) Spinal cord (CNS)

(c) Motor neuron

(d) Effector = Muscle in arm

Image the direction of flow of electrical signals

Image the Direction of Flow of Electrical Signals

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