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EXCREATION AND DEFECATION YEAR 4

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What is the meaning of 'rate of breathing'?

a)

Number of chest in one minute.

b)

the number of upward and downward chest movements in one minute.

c)

the number of chest movement.

d)

the amount of Oxygen we inhale.

2.

Which of the following activity has the highest rate of breathing?

a)

sleeping

b)

cycling

c)

walking

d)

swimming

3.

Which of the following activities has the lowest rate of breathing?

a)

jumping

b)

sleeping

c)

playing badminton

d)

swimming

4.

Which of the following activities has the lowest rate of breathing?

a)

jumping

b)

sleeping

c)

playing badminton

d)

swimming

5.

Which activity below is the most active?

a)

Cycling

b)

Jogging

c)

Hiking

d)

Reading book

6.

Which activity below is the least active?

a)

Reading book

b)

Swimming

c)

Walking

d)

Playing football

7.

Fill in the blanks.


The more intense or active the activity, the ________ the rate of breathing.

a)

lower

b)

higher

8.

Pilih keadaan yang betul semasa menarik nafas.

Choose the correct condition of the chest during inhalation.

a)

Chest moves upwards and inflates

b)

Chest moves downwards and deflates

c)

Chest moves upwards and downwards

9.

Kadar pernafasan manusia bergantung kepada jenis aktiviti yang dilakukan.

The rate of breathing depends on the type of activity that is carried out.

a)

True

b)

False

10.

Yang manakah aktiviti kadar pernafasan tinggi?

Which activity is high rate of breathing?

a)
b)
c)
11.

Yang manakah aktiviti kadar pernafasan rendah?

Which activity is low rate of breathing?

a)
b)
c)
12.

Pilih 3 situasu yang memberi kesan buruk kepada sistem pernafasan manusia.

Choose 3 situation which will give bad effect on human breathing.

a)
b)
c)
d)
13.

Rajah menunjukkan seorang budak lelaki dikejar anjing. Apakah yang terjadi jika budak lelaki itu tidak bertindak balas terhdap rangsangan?

The diagram shown a boy is chased by a dog. What happen if the boy do not response to the stimuli?

a)

he will feel worry

b)

he will walk slowly

c)

he will get hurt

d)

he will feel tired

14.

Kadar pernafasan manusia bergantung kepada jenis aktiviti yang dilakukan.

The rate of breathing depends on the type of activity that is carried out.

a)

True

b)

False

15.

Udara menarik nafas mengandungi __________berbanding udara menghembus nafas.

Inhaled air contains _______ compared to exhaled air.

a)

more oxygen

b)

more carbon dioxide

c)

more water vapour