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FARA SET 2

Total questions: 71

Worksheet time: 2hrs 17mins

Name
Class
Date
1.

NUMBER 1 is

a)

Lungs

b)

Pharynx

c)

Mouth

d)

Alveoli

2.

NUMBER 2 is

a)

Pharynx

b)

Bronchi 

c)

Alveoli

d)

Lungs

3.

NUMBER 6 is

a)

Lungs

b)

Trachea

c)

Mouth

d)

Alveoli

4.

NUMBER 3 is

a)

Pharynx

b)

Trachea

c)

Bronchi

d)

Alveoli

5.

Which are the main organs in the respiratory system?

a)

Heart

b)

Stomach

c)

Lungs

d)

Nose

6.

What is the function of the respiratory system?

a)

Take in oxygen only

b)

Remove carbon dioxide only

c)

Take in oxygen and remove carbon dioxide

d)

Make sugar

7.

What is the tube called that is also known as your wind pipe?

a)

Oesophagus

b)

Bronchi

c)

Trachea

d)

Alveoli

8.
How is carbon dioxide released from the body? 
a)
When we exhale
b)
When we urinate
c)
When we sweat
d)
When we inhale
9.

Which of these organs is not a part of the respiratory system?

a)

Trachea

b)

Lungs

c)

Heart

d)

Pharynx

10.
Which organ system includes the trachea, bronchi, lungs, and alveoli?
a)
Digestive system
b)
Circulatory system
c)
Respiratory system
d)
Endocrine system
11.

The muscles that helps to expand and contract the lungs, forcing air in and out

a)

Pharynx

b)

Nasal cavity

c)

Alveoli

d)

Diaphragm

12.
Clusters of tiny air sacs that allow the exchange of oxygen and carbon dioxide
a)
Pharynx
b)
Diaphragm
c)
Alveoli
d)
Lungs
13.

Given the following structures:

1. lungs

2. nasal cavity

3. bronchi

4. trachea

5.pharynx

Which of the following is the correct order that air would flow during inhalation.

a)

1,2,5,3,4

b)

2,5,4,3,1

c)

2,1,3,4,5

d)

4,5,2,3,1

14.

Which sequence correctly indicates the branching pattern of the human respiratory system?

a)

trachea -> bronchi -> bronchioles -> alveoli

b)

trachea -> bronchioles -> bronchi -> alveoli

c)

alveoli -> trachea -> bronchioles -> bronchi

d)

alveoli -> bronchioles -> trachea -> bronchi

15.

Which structure shown in the diagram below contracts, causing a pressure change in the chest cavity during breathing?

a)

A

b)

B

c)

C

d)

D

16.

What does the function of Nostrills

a)

Stop dust dust to enter in nose

b)

Release Carbon dioxide from lungs

c)

Transport oxygen to lungs

17.

When we inhale, Our diaphragm

a)

moves up

b)

moves down

c)

flatterns

d)

None

18.

What is labelled ' E ' the Diagram

a)

Pharynx

b)

Bronchoiles

c)

Trachea

d)

Larynx

19.
What is the respiratory system ? 
a)
The respiratory system is the system that helps circulate our blood . 
b)
The respiratory system is the system that takes in oxygen and takes the unneeded particles and creates carbon dioxide. 
c)
The respiratory system is  a system that is similar to the circulatory system. 
d)
The respiratory system is a system that holds the heart as an internal organ. 
20.
When you exercise, your heart beats faster to...
a)
spread oxygen throughout your body more quickly.
b)
make you feel excited.
c)
let you know you're working hard.
d)
inflate your lungs
21.
After the trachea, air travels through the...
a)
Bronchiole
b)
Alveoli
c)
Bronchus
d)
Capillary
22.
Identify the pathway of air.
a)
nasal cavity, throat, bronchioles, bronchi, alveoli
b)
mouth, nasal cavity, bronchi, bronchioles, alveoli
c)
nasal cavity/mouth, trachea, bronchi, bronchus, alveoli
d)
nasal cavity/mouth, trachea, bronchi, bronchioles, alveoli
23.
Gaseous exchange is when...
a)
o2 diffuses from the alveoli to the capillary
b)
co2 diffuses from the alveoli to the capillary
c)
o2 diffuses from the capillary to the alveoli
d)
co2 diffuses from the capillary to the alveoli
24.
Oxygen + haemoglobin = ?
a)
oxygenated haemoglobin
b)
oxyhaemoglobin
c)
haemoglobin
d)
oxygenglobin
25.

Gaseous exchange happens because of...

a)

Osmosis

b)

Respiration

c)

Diffusion

d)

Semi-permeable membranes

26.
Blood arriving in the capillary from the body has a...
a)
Higher concentration of carbon dioxide (CO2) and a lower concentration of oxygen (O2)
b)
Higher concentration of oxygen (O2) and a lower concentration of carbon dioxide (CO2)
27.

Air exhaled has more (a)   than air inhaled.

28.

Blood rich in _____________ flows to the body cells. Blood rich in __________ flows to the lungs.

(a)  

29.

(a)   is the exchange of gases across a respiratory surface.

30.

(a)   is a mechanical process that involves inhaling air.

31.

Which one is not features to ensure an efficient gaseous exchange with the surroundings?

a)

Moist surface of respiratory structures

b)

Thin respiratory structures such as the walls of blood capillaries

c)

Dry outer skin causes the respiratory gases to dissolve and diffuse easily

d)

Large surface area of respiratory structures

32.

When we exercise, our rate of respiration

increases. Higher rate of transport of

.................... to body cells and higher rate of

elimination of ....................... from body

cells result in healthier body cells.

a)

oxygen , carbon monoxide

b)

oxyhaemoglobin , carbon monoxide

c)

carbon dioxide , oxygen

d)

oxygen , carbon dioxide

33.

A dome shaped sheet of muscle, the _________, separates the chest from the abdomen

'n Koepelvormige spiervel, die ________, skei die borskas van die buik

a)

diaphragm/diafragma

b)

epiglottis

c)

alveoli

d)

bronchi/brongi

34.

The lungs are made up of many tiny air spaces called (a)  

35.

Breathing is (a)   and controlled by the brain.

36.

Carbon dioxide diffuses from the (a)   into the alveolus, and is exhaled out of the body.

37.

Name A

a)

Trachea

b)

Lung

c)

Alveolus

d)

Blood capillary

38.

Name B

a)

Trachea

b)

Lung

c)

Alveolus

d)

Blood capillary

39.

Carbon dioxide diffuses in from

a)

A to B

b)

B to A

40.

Oxygen diffuses in from

a)

A to B

b)

B to A

41.

Alveolus is surrounded by

(a)  

42.

Oxygen combine with (a)   in red blood cell

43.

(a)   gas moves from the alveolus to the blood capillaries

44.

Which of the following is not correct about alveolus?

a)

Thick wall

b)

Thin wall

c)

Moist wall

d)

Large surface area

45.

Alveolus is effective for gaseous exchange due to the wall is (a)  

46.

Which of the following are features of the ALVEOLI that adapt them to gas exchange?

I. Large surface area

II. Thin walls

III. Dry surfaces

a)

I & II ONLY

b)

I ONLY

c)

II AND III

d)

I, II AND III

47.

Breathing in oxygen is

(a)  

48.

Breathing out carbon dioxide is

(a)  

49.

Based on diagram, which statement is correct?

a)

When balloon expand, air pressure increases

b)

When balloon expand, volume increases

c)

When balloon expand, air forces out from the balloon

d)

When balloon expand is exhalation process

50.

It is a tiny air sacs and looks like grape

a)

blood capillary

b)

lung

c)

alveoli

d)

bronchus

51.

Name B

a)

Trachea

b)

Larynx

c)

Bronchus

d)

Lung

52.

Name c

(a)  

53.

Name F

a)

Diaphragm

b)

Lung

c)

Bronchioles

d)

Alveoli

54.

During inhalation, F will

(a)  

55.

Inhaled gas is

(a)  

56.

Exhaled gas is

(a)  

57.

Gaseous exchange between carbon dioxide and oxygen occurred here

(a)  

58.

When pulled down rubber sheet

a)

balloon contract

b)

balloon expand

59.

When pushed up rubber sheet

a)

inhalation

b)

exhalation

60.

Y shape glass tube represent our

a)

Trachea

b)

Lung

61.

Nostril - trachea - X - bronchioles - alveolus.

So X is,

a)

lung

b)

blood capillary

c)

bronchus

d)

Larynx

62.

Tiny air sacs of the lungs where oxygen and carbon dioxide are exchanged are ________________.

a)

bronchi

b)

alveoli

c)

larynx

d)

pharynx

63.

The purpose of cellular respiration is to

a)

make water

b)

make energy

c)

make glucose

d)

make oxygen

64.

which of the following is a respiratory disease due to damaged and ruptured alveoli?

a)

Bronchitis

b)

Asthma

c)

Emphysema

d)

Lung cancer

65.

The following is the adaptation in respiratory system of insects except...

a)

Moist wall of traceholes

b)

Have air sacs

c)

Thick wall of tracheoles

d)

Trachea branches out into many tracheoles

66.

What are the tiny projections found on the filament of fish called?

a)

Lamellae

b)

Gills

c)

Blood vessel

d)

Gills arch

67.

Which of the following gases cause the level oxygen in body to drop?

a)

Sulphur dioxide

b)

Carbon monoxide

c)

Carbon dioxide

d)

Nitrogen oxide

68.

Oxygen + haemoglobin ---> oxyhaemoglobin


Where does this occur?

a)

Brain

b)

Kidney

c)

Stomach

d)

Lungs

69.

What factor causes stomata to open?

a)

High light intensity

b)

Low humidity

c)

High humidity

d)

Low light intensity

70.

What is the gas released during respiration in plants?

a)

Carbon monoxide

b)

Oxygen

c)

Carbon dioxide

d)

Nitrogen dioxide

71.

During photosynthesis, the concentration of carbon dioxide in the air space is _________ compared to the cells. This allows the gas to diffuse into the cells.

a)

Similar

b)

Higher

c)

Lower