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Quiz on 7th Biology revision test 2 portions

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Identify the respiratory organs in fishes

a)

Gills

b)

Lungs

c)

Moist skin

d)

Spiracles

2.

What are the respiratory organs in earthworm

a)

Gills

b)

Lungs

c)

Buccal cavity

d)

Moist skin

3.

What are the respiratory organs in human beings

a)

Spiracles

b)

Tracheal tubes

c)

Lungs

d)

Moist skin

4.

Wind pipe is also known as

a)

Trachea

b)

Food pipe

c)

Oesophagus

d)

Blood vessels

5.

Which gas you are inhaling during respiration ?

a)

Carbon dioxide

b)

Oxygen

c)

Hydrogen

d)

Nitrogen

6.

Which gas you are exhaling during respiration ?

a)

Oxygen

b)

Nitrogen

c)

Helium

d)

Carbon dioxide

7.

Balloon like structures helps in human lungs for the exchange of gases are known as

a)

Alveoli

b)

Brochioles

c)

Stomach

d)

Larynx

8.

Breathing process which includes only

a)

Exchange of food

b)

Exchange of blood

c)

Exchange of gases

d)

Exchange of nutrients

9.

Which one of the following is not a part of human respiratory system

a)

Trachea

b)

Bronchioles

c)

Alveoli

d)

Oesophagus

10.

Which order is correct regarding air passage of air into lungs

a)

Nose- nasal cavity-larynx-trachea-bronchi-bronchioles-alveoli

b)

Nose- nasal cavity-alveoli-trachea-bronchi-bronchioles-larynx

c)

Nose- nasal cavity-alveoli-oesophagus-bronchi-bronchioles-lungs

d)

Nose- nasal cavity-alveoli-trachea-bronchi-bronchi-larynx-lungs

11.

Identify the respiratory organs in the following picture

a)

Stomata

b)

Lenticels

c)

Gills

d)

Lungs

12.

End product of anaerobic respiration in muscle cells

a)

Lactic acid

b)

Ethyl alcohol

c)

Glucose

d)

Pyruvic acid

13.

Alveoli present in

a)

Gills

b)

Skin

c)

Lungs

d)

Buccal cavity

14.

Normal breathing rate in adult human being per minute is

a)

9-12

b)

12-15

c)

14-18

d)

18-24

15.

Number of carbon in lactic acid

a)

1

b)

2

c)

3

d)

4

16.

Number of carbons in ethyl alcohol

a)

1

b)

2

c)

3

d)

4

17.

Are you willing to read and practice the following questions ?

Different respiratory organs in various animals,

Diagrams & functions of Human respiratory system,stomata (diagrams with parts),

Human respiration mechanism of breathing,

Types of cellular respiration (Aerobic & anaerobic respiration)

a)

Yes

b)

No

18.

Breathing is a part of

a)

Nutrition

b)

Respiration

c)

Excretion

d)

Transportation

19.

Respiration is a_____ process ?

a)

Anabolic

b)

Catabolic

c)

Symbolic

d)

Synthestic

20.

Stomata are the respiratory organs in

a)

Plants

b)

Human beings

c)

Frog

d)

Cockroach