MEDIUM
Earn 100

Give an example of reflex action to explain it.

Important Questions on Sensations and Responses

HARD
What is the peripheral nervous system? Write its various parts.
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 _____.

HARD
Which of the following is not the part of hind brain?
MEDIUM
Write any three differences between Reflex Action and Reflex Arc.
MEDIUM
What happens at the synapse between two neurons?
MEDIUM
What is the function of receptors in our body? What problems can originate when receptors do not work?
EASY

Give one term for the following:

The gap between two neurons.

MEDIUM
What is the principal coordinating centre of our body?
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.

Question Image

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

MEDIUM

Give one term for the following:

Receptors responsible for taste.

MEDIUM
What is the principal coordinating centre of our body?
EASY
Answer the following question:
Name four plant hormones.
MEDIUM
What is the role of the brain in reflex action?
HARD
What is the function of the medulla and cerebellum in the human brain?
HARD
What is the difference between reflex action and walking?
MEDIUM

Draw a well labelled diagram of neuron.

MEDIUM
Mention differences between Reflex Action and Reflex Arc.
MEDIUM
The thinking process of animals is not fast enough. How do animals manage to react to a stimulus?
EASY

Name the following:

Receptors that detect taste.

MEDIUM
Why is the use of iodised salt advisable?