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LIMITATION OF SENSES ,DEFECT IN SENSORY ORGANS

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

Deafness is one of the limitation of hearing. Which of the following tool is suitable to solve the problem?

a)

Spectacles

b)

Magnifying glass

c)

Hearing aid

d)

Braille

2.

When you have a cold, the food you taste will still be very good.

a)

True

b)

False

3.

The phenomenon happens is

a)

Optical illusion

b)

Blind spot

c)

Astigmatism

d)

Long-sightedness

e)

Short-sightedness

4.

Why blind people can read Braille easily using fingertips?

a)

Fingertip has thin epidermis

b)

Fingertip has no epidermis

c)

Fingertip has thick epidermis

d)

Fingertip has very few touch receptors

5.

Which vision defect is related to the diagram?

a)

Short-sightedness

b)

Long-sightnedness

c)

Astigmatism

d)

Normal vision

e)

Blind vision

6.

What are the two causes of this vision defect?

a)

Eyeball is too short

b)

Eyeball is too long

c)

Eye lens is too thin

d)

Eye lens is too thick

7.

Which type of lens is used for the spectacles shown?

a)

Concave lens

b)

Convex lens

c)

Cylindrical lens

d)

None of the above

8.

What type of lens is used in magnifying glass?

a)

Concave lens

b)

Convex lens

c)

Cylindrical lens

d)

None of the above

9.

This is the view of a person with

a)

Short-sightedness

b)

Long-sightedness

c)

Astigmatism

d)

Normal vision

e)

Blind vision

10.

A person has vision defect and corrected by cylindrical lens. Which of the following causes him to have such vision defect?

a)

Eyeball is too long

b)

Eye lens is too thin

c)

Cornea is not spherical

d)

All of the above

11.

Which of the following is true about sensitivity of skin?

a)

The more the number of receptors, the less sensitive the skin

b)

The thicker the epidermis layer, the less sensitive the skin

c)

All of the above

12.

A man can see the near objects clearly but cannot see distant objects clearly. Which type of lens should be used to correct his vision?

a)

Concave lens

b)

Convex lens

c)

Cylindrical lens

d)

No need any lens

13.

What's this sense called?

a)

Hearing

b)

Vision

c)

Touch

14.

What's this sense called?

a)

Smell

b)

Touch

c)

Hearing

15.

What's this sense called?

a)

Hearing

b)

Smell

c)

Taste

16.

What's this sense called?

a)

Taste

b)

Touch

c)

Smell

17.

What's this sense called?

a)

Hearing

b)

Sight

c)

Touch

18.

People who are visually challenged use the __________ script for reading

a)

Lewis

b)

Braille

c)

Marcus

19.

The _______________ gives us spectacles.

a)

opthalmologist

b)

optician

c)

doctor

20.

Loud sounds that disturb us is called _________________.

a)

noise pollution

b)

water pollution

c)

air pollution

21.

We should go to dusty places in order to take care of our nose

a)

false

b)

true

22.

We should read in dim lights

a)

true

b)

false

23.

Our tongue has many _________

a)

pores

b)

bumps

c)

taste buds

24.

_________________ is the largest sense organ.

a)

nose

b)

ear

c)

skin

25.

People who cannot hear properly use ______________

a)

listening radio

b)

hearing aid

c)

singing aid

26.

People who cannot hear or speak use ______________

a)

sign language

b)

books to communicate

c)

Braille script

27.

We should sit very close to the television.

a)

true

b)

false

28.

People who cannot hear watch our lip movements to understand what we say. this is called ____________

a)

mouth reading

b)

lip reading

c)

brain reading

29.

The most sensitive areas in your body are your _____________.

a)

Legs

b)

Fingers

c)

Head

30.

When some food burns in your kitchen, which sense organ helps you to find out?

a)

eye

b)

ear

c)

nose