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Respiratory Concept Check

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

It is the act of taking in air and out of the lungs.

a)

Breathing or Ventilation

b)

External Respiration

c)

Internal Respiration

d)

Cellular Respiration

2.

The exchange of gases between the blood and the body cells.

a)

Breathing or Ventilation

b)

External Respiration

c)

Internal Respiration

d)

Cellular Respiration

3.

Tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.

a)

bronchioles

b)

lung lobes

c)

alveoli

d)

capillaries

4.

Hollow organ that allows you to talk and make sounds when air moves in and out.

a)

pharynx

b)

larynx

c)

trachea

d)

cilia

5.

What happens to the epiglottis if you swallow a food or drink a fluid?

a)

it closes

b)

it opens

c)

it remains immobile

d)

nothinh happens

6.

What happens to your diaphragm when you inhale?

a)

it relaxes

b)

it remains immobile

c)

it contracts

d)

it stays rigid

7.

Which structure is responsible for the movement of the chest cavity during the breathing process?

a)

Bronchi and trachea

b)

Larynx and pharynx

c)

Nasal cavity and pharynx

d)

Diaphragm and rib muscle

8.

When zoom into a leaf, structure as shown. Name B which can open and close for gaseous exchange in plants.

a)

Lenticel

b)

Stoma

c)

Guard cell

d)

Chloroplast

9.

Which of the following is NOT an advantage of transpiration

a)

removes excess water

b)

Creates suction pull

c)

Lower plant body temperature

d)

transports food

10.

Which of the following is correct about respiration?

a)

Occurs during day and night

b)

Plant only

c)

Need sunlight

d)

Use carbon dioxide (Carbon dioxide in)