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REVISION 7/7/2021

Total questions: 88

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

Science is a discipline that involves ............... on natural phenomena. (answer 2)

a)

systematic observations

b)

experiments

c)

observations

2.

Belows are examples of natural phenomena EXCEPT

a)

flash floods

b)

rainbows

c)

volcanic eruptions

d)

car movement

e)

occurence of day and night

3.

Which of these are CORRECT about the importance of science?

a)

Easy to find job

b)

Faster and safer transportation

c)

Increase quality and quantity of agriculture products

d)

Invention of satellites, computers and phones.

e)

Advancements in medical

4.

..................................... has made our life more comfortable and solve various problems.

a)

Science

b)

Investigation in science

c)

Innovation in technology

5.

For containing small amount of chemicals or mixing solutions.

a)

Boiling tubes

b)

Beaker

c)

Glass jar

d)

Test tube

6.

Azli needs to measure a fixed volume of liquid and transfer it to another container. Which apparatus can he use?

a)

Measuring cylinder

b)

Burette

c)

Pipette

7.

The above hazard symbol means ......

a)

explosive

b)

flammable

c)

toxic or poisonous

d)

corrosive

8.

If you see above symbol, beware of materials that can

a)

release fume that can hurt eyes, nose and throat.

b)

cause harmful radiation.

c)

cause poisoning and death if swallowed

d)

easily expolde.

9.

What you should do if someone inhaled toxic gas?

a)

Hold under running water

b)

Spit out immediately

c)

Move away from the gas for fresh air

d)

Flush eyes vigorously with water

10.

The usage of S.I is to AVOID

a)

confusion and misunderstanding

b)

accuracy

c)

communication

11.

........................... is a measure of how hot or cold an object is.

a)

Length

b)

Time

c)

Mass

d)

Temperature

12.

......................... is used to measure the current that flows through an electric circuit.

a)

Vernier Calipers

b)

Stopwatch

c)

Measuring tape

d)

Ammeter

13.

Which statement is true about mass?

a)

the total volume of an object

b)

the total surface area of an object

c)

the gravitational force acting on an object

d)

the amount of matter contained in an object

14.

Which of the following represents the prefix value of kilo?

a)

10

b)

100

c)

1000

d)

1000 000

15.

Table above shows the volumes of a few marbles measured using the water displacement method. What is the volume of 5 marbles?

a)

3 cm3

b)

9 cm3

c)

15cm3

d)

21cm3

16.

The following information shows the steps involved in a scientific investigation

J : making an observation

K : Making a conclusion

L : analysing data

M : collecting data

Which of the following is the correct step in the scientific investigation?

a)

J, M, K, L

b)

J, M, L, K

c)

M, J, K, L

d)

M, J, L, K

17.

Diagram above shows three types of bottles with different labels. What are the chemicals that might contain inside bottle P, Q and R?

a)

P: chloroform, Q: ethanol, R: mercury

b)

P: Radium, Q: mercury, R: Pottasium

c)

P: Benzene, Q: potassium, R: radium

d)

P: lead, Q: petrol, R: chloroform

18.

which of the following converting unit of base quantity is correct?

a)

1.9 kg -> 19 000 g

b)

89 g -> 0.089 kg

c)

170 mm -> 0.017 m

d)

450 cm -> 45 m

19.

choose the correct match

a)

length -> kilometre -> km

b)

mass -> gram -> g

c)

temperature -> degree celcius -> oC

d)

electric current -> ampere -> A

20.

Study of living things is the field of study for .........

a)

Physics

b)

Chemistry

c)

Biology

d)

Geology

21.

All living organisms are made up of basic units. What is the basic units for living organisms?

a)

Cells

b)

Organs

c)

Tissues

d)

Systems

22.

Which is the example of a system.

a)

Brain

b)

Heart

c)

Blood Plasma

d)

Blood circulation

23.

Which of the following is the unicellular microorganism?

a)

Yeast

b)

Hydra

c)

Mimosa

d)

Spirogryra

24.

Which of the following is the unicellular microorganism?

a)

Yeast

b)

Hydra

c)

Mimosa

d)

Spirogryra

25.

Which of the following is the substance which is required for photosynthesis?

a)

Cell sap

b)

Cellulose

c)

Chorophyll

d)

Chromosome

26.

Which of the following is the unicellular microorganism?

a)

Yeast

b)

Hydra

c)

Mimosa

d)

Spirogryra

27.

Complete the following cell organisation.

cell - tissue - (a)   - system - organism

28.

Which of the following is true about red blood cell?

a)

A The shape changes

b)

B Has no nucleus

c)

C Contract and relax

d)

D Have long fibres

29.

Which of the following is the example of fourth sequence of cell organization?

a)

A Kidney

b)

B Heart

c)

C Epithelium cell

d)

D Digestive system

30.

The organisms that consist of three cells is unicellular organisms.

a)

A True

b)

B false

31.

Multicellular organisms is the organisms that consist of more than one cell

a)

A True

b)

B False

32.

Amoeba and Chlamydomonas are unicellular organisms

a)

A True

b)

B False

33.

Cat and Euglena are multicellular organisms

a)

A True

b)

B False

34.

Which is the example of a system.

a)

Brain

b)

Heart

c)

Blood Plasma

d)

Blood circulation

35.

Which of the statement about red blood cell is wrong?

a)

Without nucleus

b)

Has biconcave disc shape

c)

Destroys bacteria

d)

Contains haemoglobins

36.

Which of the following statement about photosynthesis is wrong?

a)

Releases energy

b)

Needs chlorophyll

c)

Needs water

d)

Produces glucose

37.

A group of similar cells work together to form a/an ________________________.

a)

organism

b)

organ

c)

organ system

d)

tissue

38.

Photosynthesis takes place within me. I am a...

a)

Mitochondria

b)

Cell Wall

c)

Chlorine

d)

Chloroplast

39.

tick (/) the following for ‘cell’

a)

ovum

b)

Skin

c)

Respiratory

d)

Spinal cord

e)

Sperm

40.

What is meant by the mass of an object?

a)

Quantity of substance in an object.

b)

Pull of gravity on an object.

c)

Pressure exerted by an object

d)

Total force exerted by an object.

41.

Which is the best definition for matter?

a)

Anything which has shape.

b)

Anything which has volume

c)

Anything which has volume and mass

d)

Anything which has mass and occupies space

42.

Example of homeostasis in human EXCEPT

a)

the body temperature

b)

body water content

c)

body movement

d)

blood pressure

43.

During hot day, the brain will stimulate the corrective mechanism to decrease the body temperature by which 2 CORRECT action

a)

Increase sweating

b)

blood vessels constrict

c)

Hair stand erect

d)

skeletal muscle will reduce its activity

44.

The organ involved in the regulation of water in the human body are brain and kidney.

a)

True

b)

False

45.

During a cold day, our body temperature will increases.

a)

True

b)

False

46.

Urine is less produce when the water level in the body increases

a)

true

b)

false

47.

Name the organ that produce sweat?

a)

kidney

b)

skin

c)

lung

d)

heart

48.

Name an the excretory organ that excrete urea.

a)

kidney

b)

skin

c)

lung

d)

heart

49.

What is the optimum temperature of normal healthy human?

a)

35

b)

37

c)

39

d)

41

50.

When the internal environment of an organism changes, ............occurs in the body.

a)

corrective mechanism

b)

control center

c)

stable condition

d)

homeostasis

51.

REGULATION OF WATER CONTENT

The systems involved in the regulation of water content are ................. and .......................

a)

excretory system and digestive system.

b)

blood circulatory system and nervous system

c)

reproductive system and respiratory system

d)

Endocrine system and excretory system

52.

The regulation of water content in the body can be achieved by controlling the ...................... production from the .................... using ....................

a)

Volume of sperm testis reproduction system

b)

volume of water pancreas digestive system

c)

volume of urine

kidneys

corrective mechanisms

d)

volume of sweat

skin

corrective mechanisms

53.
Where does an off spring get its traits in asexual reproduction?
a)
From both parents
b)
From only one parent
c)
From neither parent
d)
There are no traits handed down
54.

Penguins lay 1-2 fertilized eggs that the male and female take turns incubating on their feet. What type of reproduction does this example represent?

a)

Sexual reproduction

b)

Asexual reproduction

55.

Reproducing asexually will produce offspring ...

a)

genetically different from each other

b)

genetically identical to the parent

56.
Which of the following describes the main advantages of sexual reproduction? 
a)
requires lots of time/energy
b)
no new gene combos can arise 
c)
diversity
d)
looks identical to the parent
57.
 A general name for a sex cell (egg or sperm) is a: 
a)
zygote
b)
gene
c)
offspring
d)
gamete
58.
A hydra reproduces when an outgrowth, or bud, forms and continues to develop until if falls off of the parent. This is an example of:
a)
Binary Fission
b)
Sporulation
c)
Budding
d)
Vegetative Propagation
59.

When an offspring grows off from the body of a parent organism it is called __________________.

a)

budding

b)

fission

c)

fragmentation

d)

sporulation

60.

____________________ occurs when a male gamete (sperm) combines with a female gamete (egg).

a)

sporulation

b)

fertilization

c)

fission

d)

regeneration

61.

New PLANTS are reproduced from roots, stems, or leaves of the parent plant (Ex: Strawberries, Potatoes)

a)

Sexual Reproduction

b)

Vegetative Reproduction

c)

Budding

d)

Regeneration

62.

When an organism splits into an exact copy

a)

fertilization

b)

binary fission

c)

regeneration

d)

budding

63.

When fertilization happens outside the bodies of the parents

a)

external fertilization

b)

asexual reproduction

c)

internal fertilization

d)

sexual reproduction

64.

Which is a type of Asexual Reproduction

a)

Sexual

b)

Binary fission

c)

Cells

d)

organism

65.

What nutrient provided by the above food for a pregnant woman?

(a)  

66.

One characteristic of a baby who suffers from Foetal Alcohol Syndrome is..

a)

Born with optimum birthweight.

b)

Normal head measurement.

c)

Facial abnormalities.

d)

Genius.

67.

What is the name of permanent contraception method for female?

(a)  

68.

Which one of the factors of sterility below only occurs on male?

a)

Hormone imbalance

b)

Health problems such as diabetes

c)

Reproductive organs infected with disease

d)

Impotent

69.

Which one of the methods of contraception below prevents implantation?

a)
b)
c)
d)
70.

In flowering plants, male gamete is located in pollen grain produced by anther. While female gamete is located in (a)   of ovary.

71.

WHAT IS A MATTER?

a)

Substance that has shape and weight

b)

Substance that has mass and occupies space

c)

Substance that has color and shape

d)

Substance that has mass and did not occupies space

72.

Which one is matter?

a)

human

b)

light

c)

sound

d)

heat

73.

Which one is non-matter?

a)

book

b)

worm

c)

plants

d)

vacuum

74.

This prove that

a)

Key can sink

b)

Key has mass and occupies space

c)

Key has mass and did not occupies space

d)

Key did not has mass but occupies space

75.

Activity shown in the picture is to prove

a)

Balloon can be blown and burst

b)

Red balloon is heavier than grey balloon

c)

Air has mass and occupies space

d)

Air can escape when balloon burst

76.

Which one is chemical properties?

a)

density

b)

boiling

c)

decomposition

d)

freezing

77.
Ice melting is an example of a
a)
physical change
b)
chemical change
c)
physical property
d)
chemical property
78.

What is the substance that exists in all three states naturally?

a)

Air

b)

Water

c)

Fire

d)

Sound

79.

What is the substance that NOT exists in all three states naturally?

a)

Pen

b)

Rainbow

c)

Water

d)

Oxygen

80.

Particles vibrate in fixed position.

a)

Solid

b)

Liquid

c)

Gas

81.

Particles move randomly and collide with one another.

a)

Solid

b)

Liquid

c)

Gas

82.

Take the shape of the container but fixed volume.

a)

Solid

b)

Liquid

c)

Gas

83.

Lower density equal to

a)

denser

b)

dense

c)

less denser

d)

less dense

84.

Higher density equal to

a)

less dense

b)

denser

c)

more dense

d)

less denser

85.

Rate of diffusion of particles in a solid is

a)

high

b)

low

86.

Rate of diffusion of particles in gas is

a)

highest

b)

lowest

87.

The clothes hung on the clothesline is undergoing ______.

a)

Boiling

b)

Melting

c)

Evaporation

d)

Condensation

88.

Mothball/ naphthalene will undergo the process of _________.

a)

boiling

b)

sublimation

c)

melting

d)

freezing

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