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assessment science

Total questions: 65

Worksheet time: 49mins

Name
Class
Date
1.

What are the organs we use to breath?

a)

lungs

b)

eyes

c)

nose

d)

trachea

2.

What is the process called when you breath in the air?

a)

inhalation

b)

exhalation

3.

What is the process called when you breath out the air?

a)

inhalation

b)

exhalation

4.

Which of the following show the air passage for inhalation?

a)

lungs --> nose --> trachea

b)

nose --> trachea --> lungs

c)

nose --> lungs --> trachea

5.

Which of the following show the air passage for exhalation?

a)

trachea --> lungs --> nose

b)

lungs --> nose --> trachea

c)

lungs --> trachea --> nose

6.

How do your chest move during inhalation?

a)

moves upwards

b)

moves downwards

c)

no movement

7.

How do your chest move during exhalation?

a)

moves upwards

b)

moves downwards

c)

no movement

8.

Which of the following will cause faster rate of breathing?

a)

reading a story book

b)

dancing

9.

When you breathe in air, you bring oxygen gases into your lungs and blow out ________ gases.

a)

Carbon dioxide

b)

Carbon monoxide

c)

Oxygen

10.

_________ is not good for your lungs.

a)

Exercising

b)

Singing

c)

Smoking

11.

Which part of the body is NOT used for the human breathing system to work?

a)

Mouth

b)

Nose

c)

Small intestine

12.

Mark the invertebrate animal.

a)
b)
c)
d)
13.

Mark the vertebrate animal.

a)
b)
c)
d)
14.

Mark the mammal.

a)
b)
c)
d)
15.

Mark the reptile.

a)
b)
c)
d)
16.

Mark the amphibian.

a)
b)
c)
d)
17.

Mark the fish.

a)
b)
c)
d)
18.
Which of the following groups of vertebrates is warm-blooded?
a)
Birds
b)
Fish
c)
Amphibians
d)
Reptiles
19.

What type of vertebrate is the whale?

a)

fish

b)

mammal

c)

reptile

d)

amphibian

e)

bird

20.

Which of these animals is a mammal?

a)

Bat

b)

Frog

c)

Crocodile

d)

Ostrich

21.

What is the main function of the roots

a)

To store water and food

b)

To provide support and keep it stable

c)

To absorb water and minerals in the soil

d)

To stop soil erosion

22.

What is the main function of the stem

a)

A plant structure that provides support and connects the leaves with the roots

b)

To transport nutrients to the rest of the plants

c)

To keep the plant upright and stop blowing in the wind

d)

Where the plant makes its food

23.

What does the leaf do?

a)

It is where the plant makes its food

b)

It captures sunlight energy

c)

It absorbs rain water

d)

It provides protection for the plant

24.

What is photosynthesis?

a)

Photosynthesis is how the plant stores its own food

b)

The process where the plant stores its food

c)

The process in which plants use energy from the Sun to make food.

d)

Photosynthesis allows the plant to breathe underwater

25.

What is Chlorophyll? (Multiple answers)

a)

Chlorophyll is what captures the sunlight energy

b)

Chlorophyll is what gives the plant its green color

c)

Chlorophyll is the process which the plant makes its own food

d)

Chlorophyll is where the plant stores its food

26.

Which statement is true?

a)

Light travels at different speeds.

b)

Light is not an energy.

c)

Light travels in all materials.

d)

Light travels in a straight line.

27.

Two students look into the flame of the candle using a hose. One is straight and the other is bent. Why can’t the girl see the flame of the candle?

a)

Because the boy takes all the light.

b)

Because she has a problem with her eyesight.

c)

Because light cannot bend around objects.

28.

A lightning is a light source. Why do you see lightning first before hearing the thunder?

a)

Because sound travels faster than light.

b)

Because light travels faster than sound.

c)

Because lightning follows its own path.

29.

is this object...

a)

opaque

b)

transparent

c)

translucent

d)

sedimentary

30.

what is it called when this happens?

a)

refraction

b)

reflection

c)

bent light

d)

light

31.

Light is a form of

a)

energy

b)

wave

c)

ray

d)

prism

32.

Which of the following is a property of sound?

a)

sound can be destroyed

b)

sound can be reflected

c)

sound travels in all directions

33.

Aaron is in his classroom which is on the third floor. However, she can hear the teacher talking to the pupils one floor below. How can this situation occur?

a)

The teacher is using magnifying glass to overcome her limitation

b)

sound is absorbed by objects around the classroom

c)

voices echoes and travels in all directions

34.

Why is the vehicle giving out sound while it was being driven?

a)

Giving out sound to entertain the public

b)

Telling the public to give way during an emergency

c)

Attracting attention from people in the surrounding area

35.

What is the long term effect of our ears are frequently exposed to extremely loud sounds

a)

our ears will be sensitive to changes in voices

b)

our eardrums will be damaged

c)

we will have problems in speaking

36.

Which of the following steps can reduce sound pollution?

a)

Installing a fence around the house

b)

using sponge as sound absorbing material

c)

placing loud speakers in open spaces

37.

which of the following is not an application of sound reflection?

a)

sonar

b)

Echo in fish

c)

Radar

38.

When the flute is blown, the air inside the flute vibrates. It is called..

a)

Plucking

b)

Bowing

c)

Blowing

d)

Clapping

39.

Iris and her family just moved into a new house. As she speaks in the empty room, she hears her own voice again. Why?

a)

Because of the echo.

b)

Because of the ultrasonic sound

c)

Because she speaks too loud

d)

Because she is using the sonar technology.

40.

What technology does the deep sea fishermen use to detect object in water?

a)

Ultrasound

b)

Sonar

c)

Echo

d)

Radar

41.

Identify the energy transfer

a)

electrical to chemical to light

b)

kinetic to potential

c)

chemical to electrical to light

d)

light to sound

42.

Identify the energy transfer

a)

mechanical to sound

b)

chemical to electrical

c)

sound to mechanical

d)

thermal to sound

43.

Identify the energy transfer (photosynthesis)

a)

light to electrical

b)

solar to chemical

c)

chemical to thermal

d)

solar to chemical

44.

Identify the energy transfer

a)

chemical to kinetic

b)

solar to electrical

c)

thermal to light

d)

electrical to light

45.
How long does it take for the Earth to make one full orbit around the Sun?
a)
one day
b)
one week
c)
one month
d)
one year
46.
The Earth is rotating on its axis, creating _____
a)
the 12 months
b)
the years
c)
the seasons
d)
day and night
47.
As the Earth travels around the Sun, it creates a pattern that makes _____
a)
the months
b)
the years
c)
the seasons
d)
day and night
48.
When the Earth completes a full orbit around the Sun, it has completed _____ rotations or days
a)
7
b)
30
c)
91
d)
365
49.
The spinning movement of the Earth about its axis is called the Earth's _____
a)
revolution
b)
rotation
c)
precession
d)
orbit
50.
The movement of the Earth around the Sun is called its _____
a)
revolution
b)
rotation
c)
precession
d)
gyration
51.

A lever consist of these things.

a)

Load

b)

Fulcrum

c)

Effort

d)

Machine

52.

The simple machine shown is a __________________.

a)

Wheel and axle

b)

Screw

c)

Lever

d)

Pulley

53.

If you have a heavy object which is to be moved daily, which of the following will help save time and energy?

a)

Wheel and axle

b)

Screw

c)

Lever

d)

Pulley

54.

It has one pointed end and often used for cutting.

a)

Wedge

b)

Screw

c)

Pulley

d)

Lever

55.

A machine is used for a purpose to:

a)

make work harder

b)

prevent work being done

c)

make work easier

d)

make work more complicated

56.

A door knob is an example of which machine?

a)

wheel and axle

b)

screw

c)

pulley

d)

inclined plane

57.

Stairs are an _____________________

a)

wedge

b)

pulley

c)

inclined plane

d)

wheel and axle

58.

Which of the following is true about the lever?

a)

It consists of two part

b)

The fixed point is called the effort

c)

Fulcrum and the load are two fixed points

d)

Consists of load, force and fulcrum

59.

Materials that can conduct electricity...

a)

allow electrical current to flow through

b)

do not allow electrical current to flow through

c)

have a shiny surface

d)

are made up of metal only

60.

Which of the following objects conduct electricity?

a)

Wood

b)

Plastic spoon

c)

Metal rod

d)

Glass

61.

Which of the following materials do not conduct electricity?

a)

Gold

b)

Steel

c)

Water

d)

Wood

62.

A raincoat is made from plastic because plastic is

a)

waterproof

b)

rough

c)

weak

d)

observant

63.

Here is the properties of materials. If we can see through it, it called....

a)

strong

b)

observant

c)

flexible

d)

transparent

64.

Here is the properties of materials. Something that easily to break called?

a)

Weak

b)

strong

c)

flexible

d)

transparent

65.

absorbent means __________

a)

Keeps out water

b)

bend easily

c)

see through

d)

soak up water easily

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