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TOPICAL TEST SCIENCE CIRCULATORY SYSTEM & UNIT OF LIFE

Total questions: 90

Worksheet time: 1hrs 11mins

Name
Class
Date
1.

A human body in average has

a)

1-2 litres of blood

b)

3-4 litres of blood

c)

4-6 litres of blood

d)

2-3 litres of blood

2.

Where does the exchange of gases takes place and blood is oxygenated -

a)

Heart

b)

Lungs

c)

Brain

d)

Kidney

3.

How much a normal heart beats per minute -

a)

18

b)

47

c)

109

d)

72

4.

The upper limit of blood pressure is -

a)

150 mm Hg

b)

200 mm Hg

c)

120 mm Hg

d)

380 mm Hg

5.

Doctors use which instrument to listen the heartbeat -

a)

Thermometer

b)

Suction Device

c)

Sphygmomanometer

d)

Stethoscope

6.

Hypertension increases the risk of -

a)

Heart disease

b)

Influenza

c)

Pneumonia

d)

All of the above

7.

Process by which blood is transferred from one person to another -

a)

Diastolic pressure

b)

Hypertension

c)

Palpitation

d)

Blood transfusion

8.

Which of the following blood cells are involved in blood clotting?

a)

Red Blood Cells

b)

Leucocytes

c)

Thrombocytes

d)

Erythrocytes

9.

to keep the heart healthy, we must:

a)

not exercise

b)

drink enough water

c)

eat burgers and pizzas daily

d)

maintain our body weight

10.

Which of the following is not part of the circulatory system

a)
b)
c)
d)
11.

The statement below is a function of the circulation system in humans except ...

a)

circulates oxygen throughout the body's tissue

b)

transports nutrients to all body tissues

c)

deliver impulse stimulation

d)

transporting metabolic waste to excretion devices

12.

Which of the following is not part of the valves in heart

a)

Vein valves

b)

Pulmonary valves

c)

Tricuspid valves

d)

Mitral valves

13.

The part of the heart that contains only oxygen-rich blood is. . . .

a)

1 and 2

b)

1 and 3

c)

2 and 4

d)

2 and 3

14.

Blood from the lungs to the left atrium rich in contain

a)

Less oxygen and more carbon dioxide

b)

Rich carbon dioxide

c)

Rich oxygen

d)

More oxygen and less carbon dioxide

15.

What do all organisms need to survive?

a)

energy

b)

blood

c)

carbon dioxide

d)

soil

16.

Running is an activity that causes the cells in the muscular system to use oxygen at a faster rate. Which system responds by delivering more oxygen to these cells?

a)

digestive

b)

nervous

c)

circulatory

d)

endocrine

17.

What is the main function of the circulatory system?

a)

secrete enzymes

b)

digest proteins

c)

produce hormones

d)

transport materials

18.

Which gas is transported by the circulatory system in humans and is used by cells during respiration to release energy stored in food?

a)

carbon dioxide

b)

nitrogen

c)

hydrogen

d)

oxygen

19.

The diagrams show models of the circulatory systems of a fish and frog.

A student compared these diagrams. The student found that each of these organisms had a heart to pump blood. Which statement is supported by the student’s findings?

a)

Some organisms are composed of one cell, while others are multicellular.

b)

Many multicellular animals have similar organs and specialized systems.

c)

The circulatory system in most organisms removes solid wastes from their bodies.

d)

All animals have identical circulatory systems.

20.

State one reason why blood at location B contains more oxygen than blood at location A.

a)

because blood at location A goes to the lungs

b)

because blood at location A comes from the lungs

c)

because blood at location B comes from the lungs

d)

because blood at location B goes to the lungs

21.

State the general relationship between exercise and heart rate in humans.

a)

If a person exercises, then their heart rate will not change

b)

If a person exercises, then their heart rate will increase

c)

If a person exercises, then their heart rate will decrease

d)

Person exercising and heart rate are not related

22.

Identify one way to determine a person's heart rates.

a)

put a hand on the heart to measure pulse

b)

put a thumb on the wrist to measure pulse

c)

put a thumb on the neck to measure pulse

d)

put two fingers on the wrist to measure pulse

23.

The human body has specialized cells, such as white blood cells, to help protect it from many diseases. Describe what these specialized cells do to protect the body from the disease.

a)

they carry oxygen

b)

they fight and destroy germs

c)

they give blood its color

d)

they clot when we get a cut

24.

Select the structure and explanation of how it contributes to the way the human system functions.

a)

heart replaces carbon dioxide with oxygen

b)

blood vessels transport nutrients and oxygen

c)

heart replaces oxygen with carbon dioxide

d)

blood vessels pump heart rate

25.

thin walled upper heart chamber which receives blood and pump blood to the ventricles.

a)

Atria (Atrium)

b)

Ventricle

c)

Aorta

d)

Lungs

26.

muscular, thick-walled lower chamber that pumps blood from the heart.

a)

Atria (Atrium)

b)

Ventricle

c)

Aorta

d)

Lungs

27.

connects arteries to veins, site of exchange for nutrients, waste and oxygen.

a)

Capillaries

b)

Veins

c)

Arteries

d)

Valves

28.

protein in every red blood cell that carries oxygen.

a)

Saliva

b)

Mucus

c)

Hemoglobin

d)

Goblin

29.

white blood cells that helps to defend our body from diseases

a)

Hemocytes

b)

Leukocytes

c)

Nanobytes

d)

Nanocytes

30.

We need blood for ALL of the following reasons EXCEPT:

a)

Transport needed substances to the body's cell

b)

Transport waste

c)

Helps maintain a constant body temperature

d)

Helps to increase the ability to hear sound

31.

What part of the Circulatory System is a tube?

a)

a) blood vessels

b)

b) heart

c)

c) blood

32.

What is one of the parts in the Circulatory System?

a)

a) heart

b)

b) skin

c)

c) bones

33.

What controls the functions of the body?

a)

a) brain

b)

b) nerves

c)

c) mouth

34.
What is the primary function of the heart in the circulatory system?
a)
To pump blood throughout the body
b)
To regulate body temperature
c)
To produce hormones
d)
To digest food
35.
In which vertebrate group does the heart typically have two chambers?
a)
Fish
b)
Amphibians
c)
Mammals
d)
Birds
36.
Which vertebrate group has a heart with four chambers?
a)
Mammals
b)
Reptiles
c)
Fish
d)
Amphibians
37.
Which group of animals has a three-chambered heart?
a)
Amphibians
b)
Fish
c)
Reptiles
d)
Birds
38.
How many chambers does the heart of an amphibian typically have?
a)
3
b)
1
c)
4
d)
2
39.
What is the purpose of the systemic circulation in the double circulation system?
a)
To deliver oxygen-rich blood to body tissues and organs
b)
To regulate blood pressure
c)
To filter waste products in the kidneys
d)
To exchange gases in the lungs
40.
What is the name of the largest artery in the human body?
a)
Aorta
b)
Hepatic portal vein
c)
Pulmonary vein
d)
Inferior vena cava
41.

How does the heart work?

a)

It pumps blood first to the lungs, back to the heart and then around the rest of the body.

b)

It pumps blood first to the rest of the body, back to the lungs and then to the heart.

c)

It pumps blood around the rest of the body, back to the heart and then to the lungs,

42.

The circulatory system works with the ___________ system to provide our body with oxygen.

a)

respiratory

b)

digestive

c)

muscular

d)

skeletal

43.
The circulatory system works with the __________ system to obtain energy from nutrients that we eat. 
a)
respiratory 
b)
digestive
c)
skeletal
d)
nervous
44.

As the blood reaches the lungs, what is removed from the blood?

a)

oxygen

b)

carbon dioxide

c)

red blood cells

d)

white blood cells

45.

The part of the blood that carries oxygen is called ___________. (Remember we can't live without our blood-line)

a)

red blood cells

b)

white blood cells

46.
The main function of the circulatory system is 
a)
To give the body structure and support
b)
Excrete waste
c)
transport blood, nutrients, and gases throughout the body
d)
to transport messages from the body to the brain
47.

Arteries carry oxygen rich blood away from the heart.

a)

True

b)

False

48.

Veins carry oxygen poor blood back to the heart.

a)

False

b)

True

49.
______________ are the smallest blood vessels.
a)
Arteries
b)
Veins
c)
Capillaries
50.

Which is NOT a way to exercise your heart?

a)

Running

b)

Sitting on the couch

c)

Swimming

51.
Basic functional units of an organism are
a)
Cells
b)
Organs
c)
Atoms
d)
Veins
52.

Which one of the following statements is wrong?

a)

Most cell activities take place in the cytoplasm.

b)

Our traits are determined by the genes found in our nucleus.

c)

The cell membrane allows all substances to enter or leave the cell.

d)

The cytoplasm is a jelly-like substance.

53.

We can see cells more clearly by using ________?

a)

a glass slide

b)

a magnifying glass

c)

binoculars

d)

a microscope

54.

A ____________ cell is able to change its shape and size to help the body move.

a)

muscle

b)

cheek

c)

bone

d)

red blood

55.

The purpose of the nucleus is to ___________.

a)

have a cell boundary

b)

control activities in the cell

c)

provide a medium for cell reactions to occur

d)

control materials entering and leaving the cell

56.

It is thin membrane that surrounds the cytoplasm.

a)

cell wall

b)

cell membrane

c)

nucleus

d)

sap

57.

It contains chlorophyll, the green pigment that traps sunlight to make food for the plant.

a)

cytoplasm

b)

cell wall

c)

chloroplast

d)

sap

58.

It supports and gives the plant cell its shape.

a)

sap

b)

cell wall

c)

cell membrane

d)

cytoplasm

59.

What do you call the process in which a cell divides into two or more cells?

a)

growth

b)

respiration

c)

cell division

d)

paramecium

60.

Which living thing is made up of only one cell?

a)

lion

b)

anemone

c)

yeast

d)

moss

61.

Which cell part is not found in an animal cell?

a)

cell membrane

b)

cell wall

c)

cytoplasm

d)

nucleus

62.

Which animal cell has no nucleus?

a)

white blood cells

b)

cheek cells

c)

heart muscle cells

d)

red blood cells

63.

Name the type of cell:

a)

Bone cell

b)

Muscle cell

c)

Heart cell

d)

Nerve cell

64.

The diagram shows an _____________________.

a)

plant cell

b)

animal cell

c)

red blood cell

d)

cheek cell

65.
A group of tissues that perform a similar function is called_____. (Examples include the heart, lungs or stomach)
a)
cells
b)
tissues
c)
organs
d)
organ system
66.
Organs and tissues that perform the same function is called _____________?
a)
cells
b)
tissues 
c)
organ system
d)
organs
67.

Single celled organisms are called

a)

unicellular organisms

b)

multicellular organisms

68.

A few organs with related functions that work together for a specific function forms a

a)

cell

b)

tissue

c)

organism

d)

system

69.
A gel-like fluid in which many different organelles are found.
a)
cell membrane
b)
nucleus
c)
organelle
d)
cytoplasm
70.
A typical animal cell is spherical in shape. 
a)
True
b)
False
71.

What part is number 4?

a)

cell membrane

b)

chloroplasts

c)

large vacuole

d)

cell wall

72.

What part is number 7?

a)

cell membrane

b)

chloroplasts

c)

large vacuole

d)

cell wall

73.

Which part can be found only in plant cells?

a)

large vacuole

b)

cell wall

c)

DNA

d)

ribosome

e)

chloroplast

74.

Which part can be found in both plant and animal cells?

a)

mitochondria

b)

cell wall

c)

DNA

d)

chloroplast

e)

cytoplasm

75.

Which of the following picture is an unicellular organism?

a)
b)
c)
d)
76.

Which of the following picture is an animal cell?

a)
b)
c)
d)
77.

Which cell will represent this organism?

a)
b)
c)
d)
78.

This is a plant cell because it has . . . , . . . . and . . . .

a)

cell membrane

b)

large vacuole

c)

chloroplast

d)

mitochondria

e)

cell wall

79.

The cell that allows us to move our body is ....

a)

muscle cells

b)

skin cells

c)

blood cells

d)

nerve cells

80.

The cell that prevents harmful substances from entering our body is ....

a)

muscle cells

b)

skin cells

c)

blood cells

d)

nerve cells

81.

The cells that carry massages between our brain and other parts of the body are ....

a)

muscle cells

b)

skin cells

c)

blood cells

d)

nerve cells

82.

Cells that carry oxygen from our lungs to other parts of our body is ....

a)

muscle cells

b)

skin cells

c)

red blood cells

d)

nerve cells

83.

Cells that found in stems and it transports water and mineral salts is called ....

a)

guard cell

b)

root cell

c)

mesophyll cell

d)

xylem cell

84.

Cells that found in stems and it transports food from the leaves to other parts of the plant are called ....

a)

guard cell

b)

phloem cell

c)

mesophyll cell

d)

xylem cell

85.

A cell is ....

a)

the smallest unit of life

b)

the smallest unit of our body

c)

the smallest unit of plants

d)

the smallest unit of animals

86.

How blood circulates in our body?

(a)  

87.

Draw the systematic of circulation!

(a)  

88.

What are the parts of our circulatory system and their functions?

(a)  

89.

How does our circulatory system transport substances around the body?

(a)  

90.

How do the different organ systems work together with the cirlulatory system?

(a)  

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