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Control and Coordination

Science · CBSE Class 10 · English Medium · 20 questions and answers

Sample questions

Q: What is control and coordination?

A: The processes by which different organs of the body work together in a controlled manner in response to changes (stimuli).

Q: What is a stimulus?

A: A change in the environment (internal or external) to which an organism responds.

Q: What is the basic structural and functional unit of the nervous system?

A: The neuron (nerve cell).

Q: Name the three main parts of a neuron.

A: Dendrites, cell body (cyton) and axon.

Q: What is a synapse?

A: The tiny gap between two adjacent neurons across which nerve impulses are transmitted using chemicals.

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