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Respiration in Humans

Total questions: 70

Worksheet time: 48mins

Name
Class
Date
1.

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

2.
Anaerobic respiration.....
a)
doesn't require CO2
b)
requires CO2
c)
doesn't require oxygen
d)
requires oxygen
3.
When you breathe, your lungs take in ___ and remove ___. 
a)
air/oxygen
b)
oxygen/carbon dioxide 
c)
carbon dioxide/waste 
d)
waste/air 
4.
What is the organ "x"
a)
Heart
b)
Lungs
c)
Diaphragm
d)
Trachea
5.

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

a)

aerobic respiration

b)

anaerobic respiration

c)

cellular respiration

d)

anaerobes

6.

Cellular Respiration takes place in

a)

anaerobes

b)

Cells of all organisms

c)

Animals

d)

Humans

7.

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

a)

nasal cavity

b)

chest cavity

c)

tracheae

d)

spiracles

8.

Lungs are present in the

a)

Chest Cavity

b)

Nasal cavity

c)

Respiration

d)

Diaphragm

9.

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

10.

In animals like cows buffaloes dog and cat the respiratory organs and the process is similar or different?

a)

similar

b)

different

11.

During heavy exercise when supply of oxygen to our muscles is insufficient food breakdown is by

a)

anaerobic respiration

b)

aerobic respiration

c)

cellular respiration

12.

What are the products of anaerobic respiration in a human cell?

a)

Energy and Lactic Acid

b)

Lactic Acid

c)

Lactic Acid and Carbon Dioxide

d)

Carbon Dioxide and Water

13.

During inhalation diaphragm moves

a)

Down

b)

Left

c)

Right

d)

Up

14.

Small openings on the side of the cockroaches body is called as

a)

Trachea

b)

Spiracles

c)

Glucose

d)

None

15.

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

16.

Label the part shown here .

a)

Lungs

b)

Heart

c)

Gills

d)

Rib Cage

17.

Trachea is used in cockroach for exchange of gasses.

a)

True

b)

False

18.

What is the organ used in plants for respiration ?

a)

Gills

b)

Stomata

c)

Lungs

19.

Frogs breath through ___________ when they have tadpoles

a)

Leg

b)

Muscles

c)

Gills

20.

Air tubes in insects are also called ___________.

a)

Trachea

b)

Lungs

21.

Respiratory organs in human beings are...?

a)

Liver

b)

Lungs

c)

Heart

d)

Kidney

22.

Number of nostrils in human beings?

a)

2

b)

3

c)

4

d)

5

23.

Fishes breathe through?

a)

Gills

b)

Skin

c)

Nose

d)

Lungs

24.

If u meet a doctor he puts his stethescope on the?

a)

Tongue

b)

Leg

c)

Nose

d)

Chest

25.

In order to protect ourselves from corone,we should wear?

a)

Helmet

b)

Mask

c)

Googles

d)

Sandles

26.

The Gas plants takes in?

a)

CO2

b)

NO2

c)

SO2

d)

Br2

27.

The Gas humans breathe in,?

a)

Oxygen

b)

Nitrogen

c)

Carbon dioxide

d)

Carbon monoxide

28.

The purpose of hair in the nose?

a)

Filtering air

b)

Filtering water

c)

Filtering water vapour

d)

Filtering of food

29.

Where in the cell does respiration take place?

a)

Nucleus

b)

Cytoplasm

c)

Mitochondria

d)

Cell membrane

30.

What body system exchanges O2 for CO2

a)

respiration

b)

excretion

c)

digestion

d)

nervous

31.

_________ is the main passageway into and out of the respiratory system.

a)

mouth

b)

nose

c)

ear

d)

skin pores

32.

The respiratory system works with the ________ to help with Cellular Respiration

a)

Nervous system

b)

Circulatory System

c)

Muscular System

d)

Endocrine System

33.

______________is the process through which the respiratory system moves air into and out of the lungs.

a)

Sweating

b)

Digesting

c)

Blood clotting

d)

Breathing

34.

Breathing in oxygen is

(a)  

35.

Breathing out carbon dioxide is

(a)  

36.

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

37.

It is a tiny air sacs and looks like grape

a)

blood capillary

b)

lung

c)

alveoli

d)

bronchus

38.

Name c

(a)  

39.

Name F

a)

Diaphragm

b)

Lung

c)

Bronchioles

d)

Alveoli

40.

During inhalation, F will

(a)  

41.

Gaseous exchange between carbon dioxide and oxygen occurred here

(a)  

42.

When pulled down rubber sheet

a)

balloon contract

b)

balloon expand

43.

When pushed up rubber sheet

a)

inhalation

b)

exhalation

44.

Which of the following air passage is correct?

a)

Nostril - Bronchus - Bronchioles - Trachea - Alveolus

b)

Nostril - Trachea - Bronchus - Bronchioles - Alveolus

c)

Nostril - Trachea - Bronchioles - Bronchus - Alveolus

d)

Nostril - Bronchus - Trachea - Bronchioles - Alveolus

45.

During inhalation, what will happen to our chest (thoracic cavity)?

a)

Air pressure increases

b)

Air pressure decreases

c)

Volume decreases

d)

Volume increases

46.

What is A

a)

Trachea

b)

Bronchus

c)

Bronchioles

d)

Alveolus

47.

Gaseous (oxygen and carbon dioxide) exchange occur in

a)

A

b)

B

c)

C

d)

D

48.

What happen when we pulled down D?

a)

Balloon contract

b)

Balloon expand

c)

Air out

d)

Air in

49.

D is represents

a)

Lung

b)

Thoracic cavity

c)

Trachea

d)

Diaphragm

50.

The lining of the nasal cavity is covered with a thin film of mucus. What is the importance of the mucus?

a)

It warms up the inhaled air.

b)

It helps remove dust from the incoming air.

c)

It lubricates the passage of air into the respiratory trac.

d)

It helps dissolve oxygen in the inhaled air for gas exchange.

51.

What is cellular respiration?

a)

The breakdown of glucose to release ATP

b)

The breakdown of glucose to release NADH

c)

The breakdown of glucose to release FADH

d)

The breakdown of glucose to release carbon

52.

What is the ultimate ORIGINAL source of energy for living things?

a)

Moon

b)

Sun

c)

Mars

d)

Pluto

53.
What is the chemical reaction formula for Cellular Respiration? 
a)

Light + CO2 --> O2  + C6H12O6

b)

 ATP + C6H12O6

c)

CHO + O --> CO + H2O +ATP

d)

C6H12O6 + O2 --> CO2 + H2O + ATP

54.

___ is the process that cells use to take energy from glucose.

a)

cellular respiration

b)

photosynthesis

c)

transpiration

d)

excretion

55.

In a cell, the mitochondria is like the ___.

a)

powerhouse

b)

kitchen

c)

control center

d)

highway system

56.

The primary purpose of cellular respiration is to produce ___.

a)

ATP

b)

sugar

c)

glucose

d)

heat

57.

Cellular respiration ___ energy.

a)

releases

b)

stores

c)

creates

d)

destroys

58.
What gas is released into the air during cellular respiration?
a)

oxygen

b)

carbon dioxide

c)

water 

d)

glucose

59.

What are the products of cellular respiration? (Mark all of them!)

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

e)

energy

60.

What are the reactants of cellular respiration? (Mark all of them!)

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

e)

energy

61.

What is the energy that is produced in cell respiration?

a)

ADP

b)

Sugar

c)

ATP

62.

The function of the mitochondria is

a)

is to make proteins for the cell.

b)

transport materials in and out of the cell.

c)

break down waste products for the cell.

d)

break down glucose through cellular respiration and make energy for the cell.

63.

The equation shows the chemical reaction that takes place during cellular respiration. Which of the following substances belongs in the empty box above?

a)

cell

b)

chlorophyll

c)

glucose

d)

sunlight

64.

During cellular respiration organisms obtain energy by breaking down food in the form of sugars. What are the products of cellular respiration?

a)

oxygen and water

b)

glucose and oxygen

c)

oxygen and carbon dioxide

d)

carbon dioxide and water

65.

Sara is learning about photosynthesis and cellular respiration in her science class. Which statement can Sara write that BEST explains the relationship between these two processes?

a)

Plants that use photosynthesis to produce food while animals must consume their food.

b)

The chemical reactions of photosynthesis and cellular respiration could not take place without each other.

c)

When cells do not have enough energy for respiration they rely on fermentation.

d)

Photosynthesis and cellular respiration are both chemical processes.

66.

Animals and plants use the process of cellular respiration to release energy stored in their food. Which of the following statements best describes cellular respiration?

a)

More energy is present after cellular respiration than before.

b)

Less energy is present after cellular respiration than before.

c)

Energy does not change during cellular respiration.

d)

Energy changes form during cellular respiration.

67.

Where in the cell does aerobic respiration take place?

a)

nucleus

b)

cytoplasm

c)

mitochondria

d)

cell membrane

68.

Finish the equation for aerobic respiration?

Glucose + ____ > ____ + ____ +ENERGY


write you answer in the form: ___ , ___ , ___

(a)  

69.

Anaerobic respiration is respiration without oxygen.

a)

True

b)

False

70.

The process of burning of food to release energy requires _________ .

a)

Oxygen

b)

Carbon dioxide

c)

Argon

d)

Nitrogen