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4C SCIENCE REVISION

Total questions: 88

Worksheet time: 53mins

Name
Class
Date
1.

What is a food chain?

a)

The flow of energy from one thing to another

b)

The way animals eat each other

c)

The way the sun makes everything

d)

How the plants grow

2.
What is a producer? 
a)
Organism that creates their own food.
b)
Organism that eat other organisms for energy
c)
Organism that eat other dead organisms
3.
What is a consumer? 
a)
Organism that creates their own food.
b)
Organism that eat other organisms for energy
c)
Organism that eat other dead organisms
4.
An animal that eats other animals is a....
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
5.
What animal is on the top of the food chain? 
*Remember Humans are on the top of all food chains because we do not get hunted. 
a)
Grass
b)
Grasshopper
c)
Mouse
d)
Owl
6.
What do Herbivores eat? 
a)
Plants ONLY 
b)
Animals ONLY
c)
Plants AND Animals
7.

What do plants need to make their own food?

a)

Sun, Water, and Animals

b)

Sun, Coke, and Soil

c)

Sun, Water, and Soil

d)

Nothing at all

8.

An example of prey:

a)

lion

b)

mouse

c)

shark

9.
Where does the energy start in this food chain?
a)
Plant
b)
Sun
c)
Deer
d)
Wolf
10.

What is a decomposer?

a)
b)
c)
d)
11.
What are animals called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Plants
12.
What are plants called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Scavengers
13.
What are animals called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Plants
14.
What is the role of a producer?
a)
Use sunlight to make food
b)
Gain energy from eating other organisms
c)
Keep other species from overpopulating
d)
Breaking down dead stuff 
15.
Which of these organisms would receive energy from the snake?
a)
Plant
b)
Rabbit
c)
Mouse
d)
Hawk
16.
True/False
Food webs show you everything an animal eats. Food chains show you one thing.
a)
True
b)
False
17.
Which of these is true about this food web?
a)
The Owl gets its energy from the producer.
b)
The Lion gets its energy only from a wild cat.
c)
The Kite gets its energy from the goat.
d)
The Mouse is most likely to die, several ways.
18.

Which organ controls our senses?

a)

heart

b)

brain

c)

lungs

d)

stomach

19.

In which organ do you find gastric juices?

a)

heart

b)

lungs

c)

stomach

d)

liver

20.

Which organ helps break down food?

a)

heart

b)

stomach

c)

lungs

d)

brain

21.

What organ is this?

a)

heart

b)

stomach

c)

lungs

d)

brain

22.

What organ is this?

a)

heart

b)

stomach

c)

liver

d)

lungs

23.

What organ is this?

a)

heart

b)

lungs

c)

liver

d)

stomach

24.

Which organ is linked to the windpipe?

a)

heart

b)

lungs

c)

stomach

d)

brain

25.

Which is the largest solid organ in your body?

a)

stomach

b)

heart

c)

liver

d)

brain

26.

What does the liver do?

a)

it makes bile and helps us breath

b)

it stores energy, makes bile and cleans your blood

c)

it breaks down your food and cleans your blood

d)

none of these answers are correct

27.

Which organs stores information?

a)

heart

b)

brain

c)

stomach

d)

liver

28.

What organ can your see?

a)

Brain

b)

Heart

c)

Lungs

d)

Muscles

29.

what is this organ?

a)

Bones

b)

Muscles

c)

Lungs

d)

Brain

30.

What is this organ?

a)

Toe

b)

Eye

c)

Hair

d)

Brain

31.

What is the name of this organ?

a)

Bladder

b)

Kidney

c)

Stomach

d)

Pancreas

32.

What organs help us to breathe?

a)

Lungs

b)

Stomach

c)

Heart

d)

Brain

33.

What organ is this?

a)

Skeleton

b)

Brain

c)

Muscles

d)

Bones

34.

what organs are they?

a)

Bones

b)

Skeletons

c)

Muscles

d)

Lungs

35.

You brain only send messages to your body

a)

True

b)

False

36.

What organ helps you move, think and feel

a)

Lungs

b)

Heart

c)

Stomach

d)

Brain

37.

Your five senses send information to your brain. But your brain doesn't send messages to the other parts of your body

a)

True

b)

False

38.

Babies can run but can't crawl

a)

True

b)

False

39.

What organ helps you cut food into smal pieces.

a)

Bones

b)

Stomach

c)

Brain

d)

Muscles

40.

Why can't babies eat all types of food?

a)

They don't have teeth

b)

Milk makes them sick

c)

The liquids in their stomachs aren't ready

d)

They can't change food into energy

41.

What organ pumps blood to all parts of your body?

a)

Heart

b)

Brain

c)

Lungs

d)

Muscles

42.

Do you need oxygen for living?

a)

Yes, I do.

b)

No, I don’t

43.

What organs help you take oxygen from the air?

a)

Lungs

b)

Brain

c)

Stomach

d)

Heart

44.

What carries the oxygen from your lungs to all parts of your body?

a)

Bladder

b)

Blood

c)

Brain

d)

Lungs

45.

Match the food groups or nutrients to what they provide the body.

a)

carbohydrates (grains)

1.

Long lasting energy

b)

fruits 

2.

Has a sugar that gives body short bursts of energy

c)

vegetables

3.

Helps the digestive system run smoothly (helps you use the bathroom)

d)

protein

4.

helps to build and repair tissues or muscles

e)

dairy

5.

strengthens bones

46.
Which of the following foods is NOT a protein?
a)
Orange
b)
Steak
c)
Eggs
d)
Chicken
47.

Which of the following foods are good sources of the nutrient carbohydrates (grains)?

a)

Bread

b)

Vitamin A

c)

Protein

d)

Rice

e)

Pasta

48.

Which of the following foods are in the protein group?

a)

Bread and Cereal

b)

Beans and Chicken

c)

Peanut butter and beef

d)

Milk, yogurt, and cheese

e)

Fish

49.
What is the main reason for eating a wide variety of foods? 
a)
to learn the food label
b)
to provide all the nutrients you need 
c)
to keep from getting bored with your diet 
d)
to help improve physical fitness 
50.
What food group is NOT located on the “my plate” guide?
a)
meat, fruit, grains 
b)
fruit, meat, protein 
c)
grains, vegetables, protein  
d)
fats, oils, and sweets  
51.

Vitamin A is important for good eyesight, helps your body fight infection, and keeps your skin and hair healthy.

Which of the following foods have the most vitamin A?

a)

A. meats

b)

B. breads

c)

C. deep yellow or orange fruits and vegetables

d)

D. candy

52.

What is one important thing protein does for the body?

a)

A. helps make bones strong

b)

B. keeps us from getting cold

c)

C. helps build muscles

53.

The food groups from which you should choose the most daily servings (a)  

**hint: look at your MyPlate graphic organizer

54.

Which of the following are benefits of food labels?

a)

It tells you what therapeutic diets the food supports.

b)

It serves as a tool for making food choices.

c)

It shows the percent daily value of nutrients per serving.

d)

It tells you the total number of calories.

55.

If you ate all of the eggs in the container how many calories would you consume?

a)

50 calories

b)

10 X 50 = 500

c)

12 X 50 = 600

d)

3.5 X 12 = 42

56.

How many trans fats are in this food?

a)

2g

b)

13g

c)

120g

d)

0g

57.

What is the serving size of the baked potato?

a)

half the potato

b)

one potato

c)

3 potatoes

d)

2 potatoes

58.

What is the Vitamin C in the baked potato?

a)

100%

b)

45%

c)

0%

d)

8%

59.

How much sodium is in French fries?

a)

57g

b)

5g

c)

0mg

d)

290mg

60.

Apparatus used for heating small quantity of chemicals

a)

Beaker

b)

Flask

c)

Test tube

d)

Gas jar

61.

Name this apparatus

a)

Spirit lamp

b)

Burner

c)

Bunsen burner

d)

Automatic flame

62.

Mention the use of this apparatus

a)

For keeping the test tube

b)

For supporting the apparatus during heating

c)

For drying other apparatus

d)

Used as a shelf

63.

Name this apparatus

a)

Beaker

b)

Measuring cylinder

c)

Gas jar

d)

Test tube

64.

Mortar and pestle is used for ________

a)

Mixing chemicals

b)

Grinding and crushing solid substances

c)

Both

65.

The following are some safety rules in a laboratory. Which one is not correct?

a)

Do not eat or drink in the laboratory

b)

Do not report any injury, however small, to the teacher

c)

Do not taste chemicals in the laboratory

d)

Do not run in the laboratory

66.

Which of the following is the correct laboratory rule?

a)

Eating in the laboratory while doing practical during lunch time

b)

Running in the laboratory when he is in a hurry

c)

Poking the electrical power points with sharp objects

d)

Using the apparatus in the laboratory only when told to do the science teacher

67.

Used to hold crucibles

a)

crucible holder

b)

test tube holder

c)

crucible tong

d)

pipettes

68.

Tong is made up of

a)

metal

b)

non metal

c)

both

69.
Identify the equipment shown here:
a)
beakers
b)
flasks
c)
decanters
d)
measuring cylinders
70.
What is the name of this piece of science equipment?
a)
Plastic spout
b)
Funnel
c)
Y-Spout
d)
Water spout
71.

Which of these pieces of equipment is beaker?

a)
b)
c)
d)
72.

What is a material? Choose several answers!

a)

man-made

b)

natural

c)

it is something

d)

it is handsome

73.

What are the forms of states of matter? Choose several answers!

a)

liquid

b)

gas

c)

hand

d)

solid

e)

space

74.

What is solid? Choose several answers!

a)

in the air

b)

Keeps shape

c)

flowing in the river

d)

not a liquid

e)

can't be poured

75.

Sugar and Salt, what are they? They are ...

a)

liquid

b)

gas

c)

solid

76.

If you want to change the solid shape, what should you do?

a)

staring at the solid shape

b)

Giving big force to it

c)

Singing a lullaby

77.

What are solid characteristics? Choose several answers!

a)

Visible

b)

Has its wonderful colour

c)

Has its definite volume and shape

d)

Always big

e)

Cannot be compressed

78.

What is liquid?

a)

cannot be pressed easily

b)

cannot be poured

c)

changes its shape

d)

flying in the sky

79.

What is the meaning of viscosity?

a)

has different adhesiveness

b)

it is liquid

c)

can be runnier

d)

cannot be burn

80.

What is gas? Choose several answers!

a)

change its shape

b)

fill the space

c)

Odourless

d)

invisible

81.

What are the characteristics of gas? Choose several answers!

a)

Can be compressed

b)

Have its shape and volume

c)

Doesn't have its shape and volume

d)

visible

82.

Frozen is

a)

liquid to solid

b)

gas to liquid

c)

solid to liquid

d)

liquid to gas

83.

How about melting? It is...

a)

gas to solid

b)

solid to liquid

c)

liquid to gas

d)

liquid to solid

84.

What is irreversible?

a)

cannot change to the same state

b)

can back to the same state

85.

The process from liquid to gas is called...

a)

condensation

b)

melting

c)

evaporation

d)

freezing

86.

Condensation is a process from

a)

liquid to gas

b)

solid to liquid

c)

liquid to solid

d)

gas to liquid

87.

The process from solid to gas is called...

a)

evaporating

b)

condensation

c)

sublimation

d)

melting

88.

Complete this sentence!

Water is going to freeze at the temperature of .... and evaporate in ..........

a)

0 C - 10 C

b)

10 C - 100 C

c)

0 C - 50 C

d)

0 C - 100 C

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