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10th Tamil Nadu Board
IMPORTANT
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Impulses travel rapidly in  of neurons. (myelin sheath/ axon)

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Important Questions on Nervous System

EASY
10th Tamil Nadu Board
IMPORTANT
Science Standard 10>Chapter 15 - Nervous System>TEXTBOOK EVALUATION>Q 3
A change in the environment that causes an animal to react is called _____.
EASY
10th Tamil Nadu Board
IMPORTANT
Science Standard 10>Chapter 15 - Nervous System>TEXTBOOK EVALUATION>Q 4
_____ carries the impulse towards the cell body. (Dendrites/ Axon/ Cell body)
EASY
10th Tamil Nadu Board
IMPORTANT
Science Standard 10>Chapter 15 - Nervous System>TEXTBOOK EVALUATION>Q 6
A neuron contains all cell organelles except _____. (nucleus/ centriole/ mitochondria)
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10th Tamil Nadu Board
IMPORTANT
Science Standard 10>Chapter 15 - Nervous System>TEXTBOOK EVALUATION>Q 7
_____ maintains the constant pressure inside the cranium.(write full form)
EASY
10th Tamil Nadu Board
IMPORTANT
Science Standard 10>Chapter 15 - Nervous System>TEXTBOOK EVALUATION>Q 9
The part of human brain which acts as relay center is _____. (thalamus/ hypothalamus/ cerebellum)
MEDIUM
10th Tamil Nadu Board
IMPORTANT
Science Standard 10>Chapter 15 - Nervous System>TEXTBOOK EVALUATION>Q 1

State whether true or false, if false write the correct statement.

Dendrons are the longest fibres that conduct impulses away from the cell body.

EASY
10th Tamil Nadu Board
IMPORTANT
Science Standard 10>Chapter 15 - Nervous System>TEXTBOOK EVALUATION>Q 2

State whether true or false, if false write the correct statement

Sympathetic nervous system is a part of central nervous system.

MEDIUM
10th Tamil Nadu Board
IMPORTANT
Science Standard 10>Chapter 15 - Nervous System>TEXTBOOK EVALUATION>Q 3

State whether true or false, if false write the correct statement

Hypothalamus is the thermoregulatory centre of the human body.