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Worksheets

AQL Science G4T2

Total questions: 70

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

Which part of your skeleton protects the brain?

a)

Ribs

b)

Backbone

c)

Skull

d)

Head

2.

Which part of your skeleton protects the heart and lungs?

a)

Ribs

b)

Backbone

c)

Skull

d)

Chest

3.

How many bones are there in an adult human body?

a)

106

b)

406

c)

260

d)

206

4.

Where are your radius and ulna found?

a)

Skull

b)

Arm

c)

Leg

d)

Back

5.

What are the three main functions of your skeleton?

a)

Movement, Protection and Balance

b)

Movement, Protection and Support

c)

Protection, Coordination and Balance

d)

Movement, Balance and Running

6.

The red highlighted area is called what? It helps protect all of your major organs.

a)

Bird Cage

b)

Sternum

c)

Ribs

d)

Femur

7.

What is the name of this bone? It sits on top of your neck. It also protect your brain.

a)

Dome Piece

b)

Head

c)

Skull

d)

Patella

8.

What is the name of the group of bones colored yellow. They make up the main support column of your skeleton.

a)

Tailbone

b)

Spine

c)

Femur

d)

Backbone

9.

What are two ways to protect and strengthen your skeletal system?

a)

consume food with calcium

b)

drink orange juice

c)

read books

d)

do exercise

10.

an animal without a backbone

a)

vertebrate

b)

invertebrate

11.

an animal with a backbone

a)

vertebate

b)

invertebrate

12.

I have fur, I breathe with lungs, and I am warm blooded. What am I?

a)

Mammal

b)

Amphibian

c)

Bird

d)

Reptile

13.
How many groups of vertebrates do you know?
a)
2
b)
4
c)
5
d)
10
14.

Animals that begin their life in the water and live on land are called...

a)

Birds

b)

Amphibians

c)

Mammals

d)

Reptiles

15.
This group has feathers/
a)
fish
b)
reptile
c)
bird
d)
mammal
16.
Is the picture a vertebrate or invertebrate?
a)
Vertebrate
b)
Invertebrate
17.

Which are the groups of vertebrate animals?

a)

Mammals, fish, amphibians and sharks

b)

Mammals, fish, birds, reptiles and amphibians

c)

Lions, tuna, eagle, crocodile and frog

d)

Humans, fish, birds and reptiles

18.

What is the scientific name for any organism that causes an infectious disease?

a)

Vaccine

b)

Protein

c)

Pathogens

d)

Carbohydrate

19.

Which type of pathogen is a small organism that causes diseases including tuberculosis and cholera?

a)

Virus

b)

Bacteria

c)

Parasite

d)

Fungi

20.

In what way is malaria usually transmitted to humans?

a)

Contaminated food or water

b)

Insect bite

c)

Direct contact

d)

Indirect contact

21.

I can take a medicine without relating to a doctor or an adult who looks after me.

a)

False

b)

True

22.

I must follow the instructions of the medicine I take.

a)

True

b)

False

23.

Substances used when we are sick to prevent us from getting illnesses are called

a)

Medicines

b)

Only inhalers

c)

Nothing

24.

These are weakened germs that are injected into the body that cause the immune system to produce antibodies.

a)

Antibiotics

b)

Vaccines

c)

Vitamins

d)

Analgesic

25.

Which of the following statements is true about antibiotics?

a)

Used to treat viral infections.

b)

Chemicals that destroy infectious bacteria.

c)

Aspirin is one of the examples of antibiotics.

d)

Can control the emotions and behaviour of patients.

26.

The main source of energy for all of earth's food chains is the...

a)

sun

b)

water

c)

nutrients

d)

producers

27.

Plants produce their own food through...

a)

symbiosis

b)

photosynthesis

c)

genetics

d)

magic

28.

All food chains begin with a...

a)

grass

b)

producer

c)

consumer

d)

decomposer

29.

In ocean habitat, the producer is?

a)

small fish

b)

plankton

c)

pilchard

d)

shark

30.

Why do consumers need producers?

a)

to stay healthy

b)

to collect sunlight

c)

to provide them energy

d)

they don't need producers

31.

Why are decomposers important?

a)

they break down dead animals and replace nutrients in the soil.

b)

they provide energy to consumers

c)

they make their own food

d)

they collect sunlight

32.

A herbivore is a...

a)

consumer that eats both plants and other animals

b)

consumer that only eats other animals

c)

consumer that only eats plants

33.

An omnivore is a...

a)

consumer that eats both plants and other animals

b)

consumer that eats only other animals

c)

consumer that eats only plants

34.

Is this a food chain or a food web?

a)

Food chain

b)

Food web

35.
What is a carnivore?
a)
Plant eater
b)
Meat eater
c)
A flower
d)
The moon
36.

The direction of the flow of energy comes from the Sun and it is transferred along the food chain through the consumers to the producers.

a)

true

b)

false

37.

Is this food chain correct?

a)

yes

b)

no

38.

The habitat provides the living thing with what it needs to . . . .

a)

a place to store kitchen equipment

b)

get together and fight

c)

survive and such as food

d)

just a place for meetings

39.

What animal live in the garden . . . .

a)
b)
c)
d)
40.

where is the habitat of the living creatures above . . . .

a)

Ocean

b)

Jungle

c)

Polar region

d)

Desert

41.

The animal habitats above is . . . .

a)

Ocean

b)

Desert

c)

garden

d)

artic

42.

Fish, dolphins, coral, sea turtles, and plants live here. What habitat is this describing . . . .

a)
b)
c)
d)
43.

True or False. Animals and Plants can survive in any habitat.

a)

True

b)

False

44.

Why can a camel survive in the desert?

a)

it can go without water or food

b)

it can eat dirt

45.

Where does the monkey live?

a)

Grassland

b)

Desert

c)

Rainforest

46.

Most solids are hard and cannot change their shape because __________.

a)

their particles are further apart together.

b)

their particles are always moving around each other.

c)

their particles are packed tightly together.

d)

their particles have some space between each other.

47.

Some solids, such as sand, flour, salt, and sugar are similar to liquids; we can pour them and they take the shape of the container they are in. These solids are called __________.

a)

powders

b)

small solids

c)

tiny solids

d)

liquid-solid material

48.

Particles in a liquid...

a)

don't move much and are close together

b)

can move but are still close together

c)

can move a lot and are far apart.

49.

All matter is made up of...

a)

matter

b)

solid

c)

bubbles

d)

particles

50.

Give ticks for 3 correct examples about permanent changes!

a)

Fry an egg

b)

make ice cube

c)

burned woods

d)

melted gold

e)

bake a bread

51.

Solid can change into a liquid when it's .......

a)

cooled

b)

burned

c)

heated

d)

freezed

52.

The permanent change forms ......because of the change.

a)

a new item

b)

a new substance

c)

a new stage

53.

Temporary change means....

a)

the materials that undergo change could produce another substance.

b)

the materials that undergo change could change into another substance.

c)

the materials that undergo change cannot return to its original form.

d)

the materials that undergo change can return to its original form.

54.

Melting is.....

a)

A process where a gas changes into a solid.

b)

A process where a liquid changes into solid.

c)

A process where a solid changes into gas.

d)

A process where a solid changes into a liquid.

55.

Freezing is............

a)

A process where a liquid changes into a solid.

b)

A process where a solid changes into a liquid.

c)

A process where a liquid changes into a gas.

d)

A process where a solid changes into a gas.

56.

At what temperature in degrees Celsius does water freeze?

a)

150

b)

0

c)

200

d)

32

57.

What would happen to this object if placed in a freezer?

a)

It will turn into a gas.

b)

It will turn into a liquid.

c)

It will turn into a solid.

58.

Melting needs heat.

a)

TRUE

b)

FALSE

59.

Choose the pictures that show MELTING. (You may choose more than 1).

a)
b)
c)
d)
60.
Freezing Juice?
a)
Physical Change
b)
Chemical Change
61.

A physical change...

a)

changes the physical properties of an object, but does not create a new substance.

b)

creates a new substance and cannot be undone.

62.
Melting a chocolate bar?
a)
Physical Change
b)
Chemical Change 
63.
Rotting bananas?
a)
Physical Change
b)
Chemical Change
64.
Cutting your hair?
a)
Physical Change
b)
Chemical Change
65.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

66.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

67.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

68.

Wood that is burning in a brush pile has heat, and produces ashes.

a)

Physical

b)

Chemical

69.

If something rusts, what kind of change has it undergone?

a)

Physical

b)

Chemical

70.

Select the CHEMICAL changes:

a)

Boiling water.

b)

Folding paper into a paper airplane.

c)

Burning wood on a fire.

d)

Fireworks going off.

e)

Cooking an egg on the stove.

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