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respiration

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

How do fishes obtain oxygen?

a)

Their gills absorb it from the water.

b)

They take it in when they breathe the air.

c)

Their eyes absorb it from the water.

d)

Axolotls do not need oxygen.

2.

What are the products of aerobic respiration?

a)

Carbon Dioxide and Energy

b)

Lactic Acid

c)

Water and Carbon Dioxide

d)

Glycogen and Carbon Dioxide

3.

The process of breaking down of food in the cell with release of energy is called

a)

Digestion

b)

Cellular respiration

c)

Circulation

d)

Excretion

4.
In which part of the cell does photosynthesis take place?
a)
vacuole
b)
mitochondria
c)
cell wall
d)
chloroplast
5.

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

6.

Yeast breaks down glucose into ____________ and carbon dioxide.

a)

Alchohol

b)

Energy

c)

Food

d)

Oxygen

7.

The (a)   is a tube-like structure present in human respiratory system and is commonly known as wind pipe.

8.

)The fishes have lungs for respiration.

a)

TRUE

b)

FALSE

9.

During heavy exercise the breathing rate of a person slows down.

a)

TRUE

b)

FALSE

10.

In cockroaches, air enters the body through _________ .

a)

Lungs

b)

Gills

c)

Spiracles

d)

Skin

11.

In the cells Oxygen is used to break down

a)

glucose into carbon di oxide

b)

Glucose into carbon di oxide and water

c)

water into carbon di oxide

d)

carbon di oxide into water

12.

Earthworms skin is

a)

moist and slimy

b)

moist and rough

c)

rough and slippery

d)

rough and slimy

13.

When we inhale air, it passes through our nostrils into the

a)

nasal cavity

b)

chest cavity

c)

tracheae

d)

spiracles

14.

Cellular Respiration takes place in

a)

anaerobes

b)

Cells of all organisms

c)

Animals

d)

Humans

15.

When breakdown of glucose occurs with the use of oxygen it is called

a)

aerobic respiration

b)

anaerobic respiration

c)

cellular respiration

d)

anaerobes

16.
What is the organ "x"
a)
Heart
b)
Lungs
c)
Diaphragm
d)
Trachea
17.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
18.
Anaerobic respiration.....
a)
doesn't require CO2
b)
requires CO2
c)
doesn't require oxygen
d)
requires oxygen
19.
This is referred to as the energy currency of the cell
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
20.

The process of breaking down of food in the cell with release of energy is called

a)

Digestion

b)

Cellular respiration

c)

Circulation

d)

Excretion