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Revision form 4

Total questions: 100

Worksheet time: 1hrs 20mins

Name
Class
Date
1.

What do you do if there is an electrical fire in the walls between the rooms?

a)

nothing

b)

turn off electricity

c)

spray with water

2.

What do you do if you are not wearing goggles and you get chemicals in your eyes?

a)

run to the bathroom

b)

use the eye wash

c)

nothing

3.
when working in a lab, it is important to?
a)
select the right tool for the job
b)
make sure the tool is in good condition
c)
return the tool to the proper location when finished
d)
All of the above
4.
True or False: Long hair MUST be tied back during a laboratory investigation.
a)
True
b)
False
5.
Look, Listen, and Feel is used to check for?
a)
Breathing
b)
Counsciousness
c)
Bleeding
d)
Pulse
6.
For an adult you should give ____ compressions
a)
10
b)
20
c)
30
d)
40
7.
How many breaths are given?
a)
10
b)
7
c)
8
d)
2
8.

CPR means .....

a)

Caring Pulmonary Resuscitation

b)

Cardiopulmonary Reflex

c)

Cardio Pulse Response

d)

Cardiopulmonary Resuscitation

9.

How do you know if the victim is need of CPR?

a)

Ask them if they are breathing

b)

Ask their friend if they are breathing

c)

Look, listen, and feel for breathing

d)

Look for breathing only

10.
If a baby is unconscious and does not have a pulse, what do they need?
a)
Heimlich
b)
CPR
11.
If you are by yourself and you start choking, which object would be best to use for the Heimlich?
a)
Floor
b)
Chair
c)
Stuffed Animal
d)
Pillow
12.
What do you NOT do when performing The Heimlich Maneuver?
a)
Press into victim’s abdomen with a quick, upward pressure.
b)
Squeeze the ribcage
c)
Repeat until object is expelled.
d)
Wrap your arms around victim’s waist.
13.

What is the normal human body temperature?

a)

35.9°C

b)

36.9°C

c)

37.9°C

d)

38.9°C

14.

The figure above shows a type of thermometer.

What is the type of the thermometer?

a)

Clinical thermometer

b)

Laboratory thermometer

c)

Rectal thermometer

d)

Infrared thermometer

15.

Which of the following individuals has the highest pulse rate?

a)

Ahmad who is walking

b)

Sakinah who is sleeping

c)

Akilah who is running

d)

Ramesh who is reading

16.

Which of the following instruments is used to measure blood pressure?

a)

Thermometer

b)

Sonography meter

c)

Sphygmomanometer

d)

Stethoscope

17.

High and prolonged blood pressure reading indicates that you might suffer from high blood pressure (hypertension).


What are the complications caused by high blood pressure?

a)

Stroke and heart attack

b)

Lung cancer and diabetes mellitus

c)

Heart disease and diabetes mellitus

d)

Diabetes mellitus and stroke

18.

Which of the following is not a renewable energy source?

a)

Wind

b)

Water

c)

Biomass

d)

Natural gas

19.

Which of the following types of energy is regarded as renewable?

a)

Nuclear energy

b)

Natural gas

c)

Wind energy

d)

Coal

20.

Which of the following is a natural process that reduces the percentage of carbon dioxide in atmosphere?

a)

Respiration

b)

Transpiration

c)

Photosynthesis

d)

Decomposition

21.

Which of the following gases is the major contributor to global warming?

a)

Methane

b)

Nitrogen

c)

Hydrogen

d)

Carbon dioxide

22.
Which one of the following shows continuous variation?
a)
Blood group
b)
Height
c)
Male or female
d)
Tongue rolling
23.

An organism's reproductive cells, sperm and egg cells, are called _____.

a)

bacteria

b)

prokaryotes

c)

gametes

d)

pathogens

24.

How many chromosomes does a human body cell have, total?

a)

48

b)

46

c)

23

d)

47

25.

The 23rd pair of chromosomes that contain the genes to determine the sex of an individual are called ___________.

a)

sex chromosomes

b)

autosomes

c)

homologous

d)

genes

26.

A photograph of the chromosomes in a dividing cell that are arranged by size is called a _________.

a)

mutation

b)

gene

c)

picture

d)

karyotype

27.

Down Syndrome is also known as _________.

a)

Trisomy 18

b)

Trisomy 21

c)

Monosomy X

d)

Trisomy 13

28.
Name the process in the diagram. 
a)
Meiosis 
b)
Mitosis 
c)
Endocytosis 
d)
Phagocytosis 
29.
Which of the following best describes meiosis?
a)
It is carried out in all tissues that require cell replacement. 
b)
It occurs only in cells in the reproductive structures of organisms. 
c)
It happens in all tissues except the brain and spinal cord
d)
It is the first stage of mitosis 
30.

What is the process called when sex cells, such as sperm and egg cells, join together?

a)

Mitosis

b)

Meiosis

c)

Formation

d)

Fertilization

31.

What are body cells called?

a)

Somatic

b)

Gamete

c)

Zygote

d)

Haploid

32.

How many chromosomes a baby with born down syndrome will have?

a)

44

b)

46

c)

45

d)

47

33.

A child with down syndrome can be cured if diagnosed from birth.

a)

True

b)

False

34.
What disease is characterized by abnormally shaped red blood cells?
a)
hemophilia
b)
sickle cell anemia
c)
phenylketonuria
d)
Huntington's 
35.
This karyotype is taken from a  ________.
a)
female with Turner's syndrome
b)
male with Down's syndrome
c)
female with Down's syndrome
d)
normal female
36.
This karyotype was taken from a  ________.
a)
normal female
b)
female with Down's syndrome
c)
female with Turner's syndrome
d)
male with Turner's syndrome
37.
This karyotype was taken from a  _________.
a)
male with Turner's syndrome
b)
male with Klinefelter's syndrome
c)
female with Klinefelter's syndrome
d)
male with Down's syndrome
38.
What does DNA stand for?
a)
Deoxyribonucleic acid
b)
Denitrogenous acid
c)
Deribonucleic acid
d)
Diribonucleic acid
39.

Name this structure

a)

double helix

b)

nucelotide

c)

twisted ladder

d)

hydrogen bond

40.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
ribosome
d)
nucleus
41.

The smallest particles of matter are called

a)

neutrons

b)

atoms

c)

electrons

d)

protons

42.

Atom berbentuk bulat seperti bola pejal. Pernyataan ini disampaikan oleh ....

a)

Dalton

b)

Thomson

c)

Rutherford

d)

Niels Bohr

e)

Schrodinger

43.

Atom berbentuk bulat seperti bola pejal. Pernyataan ini disampaikan oleh ....

a)

Dalton

b)

Thomson

c)

Rutherford

d)

Niels Bohr

e)

Schrodinger

44.
What type of elements will form an ionic bond?
a)
Metals + Metals
b)
Nonmetals + Nonmetals
c)
Metals + Nonmetals
d)
None of the above
45.
All ____________ are made up of two or more atoms bonded together.
a)
atoms
b)
molecules
c)
electrons
d)
elements
46.

In the modern periodic table elements are arranged by:

a)

atomic mass

b)

proton number

c)

valence electrons

d)

number of isotopes

47.
The number at the bottom of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
chemical symbol
d)
element name
48.

Which group is known as noble gase?

a)

Group I

b)

Group II

c)

Group VII

d)

Group VIII

49.

Which group is known as alkaline earth metal?

a)

Group I

b)

Group II

c)

Group VII

d)

Group VIII

50.

Which group is known as halogen?

a)

Group I

b)

Group II

c)

Group VII

d)

Group VIII

51.

1. Glass is made up of ___________.

a)

aluminium silicate

b)

silica

c)

brass

d)

pewter

52.

8. The main component of clay is _________________.

a)

boron silicate

b)

aluminium silicate

c)

boron oxide

d)

lead oxide

53.

Which type of glass is most commonly used in cookware?

a)

soda lime glass

b)

borosilicate glass

c)

lead crystal glass

d)

fused silica glass

54.

A rubber tapper finds that latex coagulates after several hours. What substance should be added into the latex to prevent it from coagulating?

a)

Ethanoic acid

b)

Sodium chloride solution

c)

Ammonia solution

d)

Disulphur dichloride

55.

Which of the following is not the property of natural rubber?

a)

Sensitive to heat

b)

Elasticity decreases over time

c)

Easily oxidized by air

d)

Hard and brittle

56.

Which of the following is not the example of natural polymers and its corresponding monomer?

a)

Natural rubber (isoprene)

b)

Starch (glucose)

c)

Fat (glycerol)

d)

Protein (fatty acid)

57.

What is vulcanization?

a)

A process whereby rubber is reacted with oxygen.

b)

A process whereby rubber is reacted with sulphur

c)

A process whereby rubber is reacted with methanoic acid

d)

A process whereby rubber is reacted with ammonia

58.

The diagram 1 shows an experiment carried out to compare the formation of rust by

pure iron and an alloy iron.

Predict the correct observation after three days.

a)

Iron nail does not rust.

b)

Iron nail becomes more shiny.

c)

Steel nail does not rust.

d)

Steel nail becomes rusty.

59.

Which diagram shows the structure of an alloyl?

a)
b)
c)
d)
60.

Ceramic can be used to make these except

a)

bulb

b)

tableware

c)

tiles

d)

dentures

61.

The following information is about an alloy.

What is the alloy?

a)

Duralumin

b)

Superconductor alloy

c)

Pewter

d)

Steel

62.

Which of the following is NOT a characteristic of glass?

a)

Hard and brittle

b)

Transparent

c)

Porous

d)

Does not conduct heat and electricity

63.

This diagram shows the process of

a)

polymerisation

b)

sublimation

c)

depolymerisation

d)

addition

64.

Natural rubber is made up of many units of

a)

glucose

b)

neoprene

c)

isoprene

d)

methyl methacrylate

65.

What is the composition of brass?

a)

30% tin and 70% copper

b)

10% tin and 90% copper

c)

30% zinc and 70% copper

d)

10% zinc and 90% copper

66.

Diagram above shows the arrangement of atoms in brass. Which of the following could be atoms X and Y?

a)

X : Copper Y: Tin

b)

X: Zinc Y: Copper

c)

X: Iron Y: Carbon

d)

X: Copper Y: Zinc

67.

Which of the following alloy is used to make the body of an aeroplane?

a)

Brass

b)

Duralumin

c)

Steel

d)

Pewter

68.

Ceramic materials have high melting points.

a)

True

b)

False

69.

Large molecules made up of small monomers are called

a)

polymers

b)

peptides

c)

peptones

d)

monomers

70.

The protein membrane of natural rubber is surrounded by negative charge. What is the name of a process if the natural rubber is added with ethanoic acid?

a)

Vulcanisation

b)

Polymerisation

c)

Coagulation

d)

Hydrogenation

71.

Fresh latex will coagulate if left overnight because

a)

Latex produce lactic acid

b)

Latex oxidised by oxygen in the air

c)

The bacteria in the air react on the protein membrane to produce lactic acid

d)

The bacteria in the air react on the protein membrane to produce alkaline solution

72.
How many protons does this isotope of titanium have?
a)
48
b)
22
c)
26
d)
70
73.

Isotopes of an element have a different number of...

a)

Protons

b)

Neutrons

c)

Electrons

d)

Mass

74.
A neutral atom of the isotope 2612Mg would consist of
a)
12 protons, 26 neutrons, 26 electrons
b)
26 protons, 12 neutrons, 26 electrons
c)
26 protons, 14 neutrons, 14 electrons
d)
12 protons, 14 neutrons, 12 electrons
75.

Subatomic particle with no charge

a)

proton

b)

neutron

c)

electron

d)

nucleus

76.
How many neutrons does the isotope of lithium have?
a)
8
b)
3
c)
4
d)
5
77.

The nucleus of an atom consist of:

a)

electrons

b)

protons and electrons

c)

protons and neutrons

d)

neutrons and electrons

78.
A carbon isotope consists of 6 protons, 6 electrons and 8 neutrons.  What is the mass number for this isotope?
a)
12
b)
14
c)
6
d)
8
79.

Label R inside this periodic table.

a)

Alkali metals

b)

Alkaline earth metals

c)

Halogens

d)

Noble gas / inert gas

80.

What is the number of protons in an atom in this diagram?

a)

10

b)

7

c)

3

d)

4

81.

What is the nucleon number of this atom?

a)

1

b)

3

c)

4

d)

7

82.
Takes two small nuclei and combines them into a larger nucleus
a)
fission
b)
fusion
83.
Where does fusion occur naturally?
a)
Underwater
b)
All around us
c)
In the radioactive waste
d)
On the sun
84.
This is an example of...
a)
Fission  reaction
b)
Fusion reaction
c)
Decomposition reaction
d)
Combustion
85.
Nuclear energy uses _____ to turn turbines to power a generator.
a)
wind
b)
water
c)
steam
d)
solar
86.

Name the instrument used to detect radioactivity.

a)

voltmeter

b)

thermometer

c)

periscope

d)

geiger muller counter

87.

Carbon dating uses the half-life of different radioactive materials to provide information about the _______ of a sample.

a)

purity

b)

age

c)

radioactivity

d)

nuclear stability

88.

The picture refer to

a)

Modern medicine

b)

Traditional medicine

c)

Complementary medicine

d)

Homeopathy

89.

Answer below show substances that use in traditional medicine except

a)

Garlic

b)

Ginseng

c)

Ginger

d)

Antibiotic

90.

this is modern medicine which is

a)

analgesics

b)

antibiotics

c)

psychotherapeutic

91.

The picture refer to

a)

Traditional medicine

b)

Modern medicine

c)

Complementary medicine

92.

The picture refer to

a)

Homeopathy

b)

Chiropractic

c)

Acupunture

d)

Herbal theraphy

93.

The picture refer to

a)

Chiropractic

b)

Acupunture

c)

Homeopathy

d)

Traditional massage

94.

The picture refer to

a)

Homeopathy

b)

Acupunture

c)

Herbal theraphy

d)

Traditional massage

95.

Treat patients infected with diseases cause by bacteria.

a)

Antibiotics

b)

Analgesics

c)

Psychotherapeutic

96.

How many valence electrons does Magnesium Have?

a)

1 Valence electron

b)

2 Valence electron

c)

3 Valence electron

d)

4 Valence electron

e)

5 Valence electron

97.
a)

2

b)

8

c)

3

d)

13

98.
Valence electrons are the...
a)
Innermost electrons
b)
Middle electrons
c)
Outermost electrons
d)
Any electrons
99.
Describe this element.
a)
Highly reactive metal
b)
Highly reactive nonmetal
c)
Stable
d)
Less stable non metal
100.
Rows on the period table are called _____ while columns are called _____.
a)
groups, families
b)
groups, periods
c)
periods, groups
d)
families, groups

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