EASY
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State true of false. Neurons helps in the proper functioning of the brain.

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Important Questions on Control and Co-ordination in Living Beings

EASY

Name the following:

Receptors that detect taste.

EASY

Copy and identify the type of neuron given below :

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MEDIUM
The thinking process of animals is not fast enough. How do animals manage to react to a stimulus?
MEDIUM
How do nerve impulses travel in the body ? Explain.
HARD

i) David and Debbie were riding a bike without helmets and met with an accident.
Observe the diagram of the human brain and identify the part of the brain marked A, B or C affected in the following cases.

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a) Debbie had an instant death.
b) David lost all his memory and ability to think.

EASY

Copy and identify the type of neuron given below :

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HARD
Which of the following is not the part of hind brain?
HARD
Ram met with an accident. After that he lost the capacity to walk in straight manner and cannot smell anything. Which part of the brain got damaged in the above cases?
MEDIUM
Why is the use of iodised salt advisable?
MEDIUM

Give one term for the following:

Receptors responsible for taste.

MEDIUM

Write a and b in the given flow chart of neuron through which information travels as an electrical impulse.

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EASY

Select the most correct alternative from those given below each statement and write the completed statement:

The thinking part of the brain is the _____.

MEDIUM
What happens at the synapse between two neurons?
EASY

Give one term for the following:

The gap between two neurons.

HARD
What is the function of the medulla and cerebellum in the human brain?
HARD
What is the peripheral nervous system? Write its various parts.
EASY
Answer the following question:
Name four plant hormones.
MEDIUM
Why is chemical communication better than electrical impulses as a means of communication between cells in a multi-cellular organism?
MEDIUM

Name one gustatory receptor and one olfactory receptor present in human beings.