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Worksheets

SCIENCE PSE 2008

Total questions: 50

Worksheet time: 3hrs 30mins

Name
Class
Date
1.

Which disease can be prevented by following the advice on the poster above?

a)

Cholera

b)

Dengue

c)

Malaria

d)

Measles

2.

All the following nutrients can be found in the fruits shown EXCEPT

a)

Vitamins.

b)

Minerals.

c)

Fibers.

d)

Fats.

3.

Which method of pollination is shown in the illustration?

a)

pollination by bird

b)

pollination by human

c)

pollination by insect

d)

pollination by wind

4.

Where in the female reproductive system does a baby normally develop?

a)

vagina

b)

uterus

c)

ovary

d)

fallopian tube

5.

Which of the organs below is most affected by the heavy drinking of alcohol?

a)

heart

b)

liver

c)

lungs

d)

stomach

6.

What would most likely happen if humans use spray to kill the insects?

a)

The amount of hawks would increase.

b)

The amount of small birds would decrease.

c)

The amount of grass would decrease.

d)

The amount of snakes would increase.

7.

Which stage in her development is the girl in the picture experiencing?

a)

Infancy

b)

Childhood

c)

Adolescence

d)

Adulthood

8.

Which teeth are chiseled shaped and are used for cutting and biting food?

a)

Incisors

b)

Canines

c)

Premolars

d)

Molars

9.

Which picture shows how someone may get infected with HIV/AIDS virus?

a)
b)
c)
d)
10.

Which type of accident could result from the situation shown?

a)

broken bones

b)

choking

c)

drowning

d)

electrical shock

11.

Which diagram below shows metamorphosis occuring?

a)
b)
c)
d)
12.

Which of the following processes is the model showing?

a)

Excretion

b)

Exhalation

c)

inhalation

d)

Transportation

13.

Which of the invertebrates below best fits the description above?

a)
b)
c)
d)
14.

Which activity below uses the most energy?

a)

lying on a beach for 4 hours

b)

doing school work for 2 hours

c)

riding the bicycle for 45 minutes

d)

running in a race for 12 minutes

15.

The line graph shows the pulse beat of an individual over a period of time. Within which period did the individual do the most physical activity?

a)

a - b

b)

b - c

c)

c - d

d)

d - e

16.

Rocks that have been changed by heat and pressure are called

a)

Solid Rocks

b)

Sedimentary Rocks

c)

Metamorphic Rocks

d)

Igneous Rocks

17.

What name is given to the process by which rocks are broken down into smaller pieces by wind, rain and changes in temperature?

a)

weathering

b)

ploughing

c)

pollution

d)

explosion

18.

The illustration shows a plant responding to

a)

gravity.

b)

water.

c)

light.

d)

touch.

19.

Which part of the plant absorbs water and minerals?

a)

D

b)

C

c)

B

d)

A

20.

Which organism in the food chain above is the producer?

a)

fish

b)

grass

c)

grasshopper

d)

hawk

21.

In the soil profile above, where would plants grow best?

a)

O only

b)

O and A

c)

A and B

d)

B only

22.

In the sedimentation test shown above, in which layer would humus most likely be found?

a)

layer A

b)

layer B

c)

layer c

d)

layer D

23.

All of the following are conditions required for a seed to grow into a new plant EXCEPT

a)

water.

b)

oxygen.

c)

suitable temperature.

d)

sun light.

24.

The three parts of a seed are

a)

seed coat, leaves, and roots.

b)

roots, leaves, and stem.

c)

seedling, seed coat and stored food.

d)

seed coat, roots and stored food.

25.

According to the illustration, what is needed to produce glucose in the presence of sunlight and chlorophyll?

a)

carbon dioxide only

b)

carbon dioxide and water

c)

oxygen and water

d)

water only

26.

Which diagram below best shows the reflection of light?

a)
b)
c)
d)
27.

In order to turn off both lights, a switch must be placed in the circuit at

a)

1

b)

2

c)

3

d)

4

28.

The illustration above is an example of

a)

a series circuit

b)

a parallel circuit

c)

an open circuit

d)

a crossed circuit

29.

Which of the following would best explain why the part of the note card seen through the glass is different from the rest of the card?

a)

The jar reflected the light hitting the surface and made the letters larger.

b)

The water absorbs light hitting the surface and made the letters larger.

c)

The jar scatters light passing through it and made the letters larger.

d)

The water bends the light passing through it and made the letters larger.

30.

Which of the following in the human ear is responsible for balance?

a)

Semicircular canal

b)

Oval window

c)

Eardrum

d)

Cochlea

31.

Sound waves were used to produce the image of the baby for this mother's womb. Which BEST explains how sound waves were able to create the image in the ultrasound?

a)

Sound waves can be absorbed.

b)

Sound waves bounce off objects.

c)

Sound waves measure different temperatures.

d)

Sound waves change speed in different materials.

32.

The illustration above shows the

a)

amplitude of sound

b)

frequency of sound.

c)

pitch of sound.

d)

quality of sound.

33.

Jack saw a jet zooming across the sky; then few seconds later he heard the sound of the jet. Why did he see the jet before he heard it?

a)

Light and sound both travel in wavelengths.

b)

Light travels faster than sound.

c)

Sound travels faster than light.

d)

Sound and light travel at the same speed.

34.

The picture shows two balls held in position with four pieces of ropes. Which piece of rope must be cut in order for the box to flip over?

a)

W

b)

X

c)

Y

d)

Z

35.

In the diagram above, wheel 2 will turn

a)

clockwise.

b)

anticlockwise.

c)

clockwise then anticlockwise.

d)

anticlockwise then clockwise.

36.

On the track, the train has the GREATEST kinetic energy at

a)

1

b)

2

c)

3

d)

4

37.

Which illustration below shows the path the ball traveled?

a)
b)
c)
d)
38.

Which of the following levers below is similar to the lever found in the human body shown above?

a)
b)
c)
d)
39.

Which simple machine is shown above?

a)

wheel and axle

b)

lever

c)

inclined plane

d)

pulley

40.

The illustration above is an example of

a)

friction.

b)

gravity.

c)

inertia.

d)

upthrust.

41.

Which illustration is an example of this law?

a)
b)
c)
d)
42.

Which illustration below BEST shows heat energy?

a)
b)
c)
d)
43.

The illustration shows that condensation occurs when

a)

moist air meets a cool surface.

b)

warm air meets a cool surface.

c)

cool air meets a warm surface.

d)

moist air meets a warm surface.

44.

The illustration shows the transfer of energy by

a)

conduction.

b)

convection.

c)

insulation.

d)

radiation.

45.

The illustration above shows the transfer of heat to the roof of the house by

a)

Radiation.

b)

Insulation.

c)

Convection.

d)

Conduction.

46.

According to the illustration, which is TRUE about the poles of a magnet?

a)

Both south poles are attracted to each other.

b)

Both north poles are attracted to each other.

c)

Opposite poles are attracted to each other.

d)

Neither of the two poles is attracted to each other.

47.

The electromagnet above can be made stronger by

a)

increasing the length of the nail

b)

decreasing the current passing through the coil

c)

decreasing the size of the battery.

d)

increasing the number of windings around the coil.

48.

Which of the bottles below will topple over easiest when pushed?

a)
b)
c)
d)
49.

The illustration above shows

a)

how tides are formed.

b)

that gravity is greater on the earth than on the moon.

c)

a lunar eclipse.

d)

the moon orbiting the earth.

50.

Which of the objects below has the greatest gravitational force?

a)
b)
c)
d)