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CBSE - Class 10 Science Control and Coordination Worksheet

1.
The gap between two neurons is called a
a. dendrite. b. synapse. c. axon. d. impulse.
2.
Which of the following is a plant hormone?
a. Insulin b. Thyroxin c. Oestrogen d. Cytokinin.
3.
The brain is responsible for
a. thinking. b. regulating the heart beat. c. balancing the body. d. all of the above.
4.
What is the function of receptors in our body? Think of situations where receptors do not work properly. What problems are likely to arise?
5.
How does phototropism occur in plants?
6.
What is the difference between the manner in which movement takes place in a sensitive plant and the movement in our legs?
7.
Which signals will get disrupted in case of a spinal cord injury?
8.
Compare and contrast nervous and hormonal mechanisms for control and coordination in animals.
9.
How does chemical coordination occur in plants?
10.
What is the need for a system of control and coordination in an organism?
11.
How are involuntary actions and reflex actions different from each other?
12.
Draw the structure of a neuron and explain its function.

Worksheet Answers

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