Grade 9 Integrated science 2017 Quiz

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Created on August 01, 2020

G9 Integrated science 2017

1 / 39

Which one of the following is not necessary during the transmission of a live football match relayed from the United Kingdom to Zambia?

Satellite

Microphone

Video camera

Tape

2 / 39

Which of the following makes an electrical signal from a tape recorder stronger?

Aerial

Amplifier

Microphone

Satellite

3 / 39

Which of the following devices is not used in long distance communication?

Cell phone

Traffic lights

Land phone

Laptop computer

4 / 39

Which of the following ways of communication disadvantages listeners from referring back immediately?

Radio

Facsimile

Tape recorder

5 / 39

6 / 39

7 / 39

The diagram below shows four identical bulbs and an ammeter connected to a battery.

8 / 39

The diagram below shows white light passing through a blue filter onto a red screen in an experiment done in the dark.

Red

Blue

White

None

9 / 39

10 / 39

Which statement below best explains the law of conservation of matter?
The total mass of substances before a chemical reaction is

different from the mass of substances produced.

equal to the mass of substances produced.

less than the mass of substances produced.

more than the mass of substances produced.

11 / 39

Which of the following indicates the correct sequence of travel of an
unfertilised ovum from the beginning until it leaves the female body?

Ovary → Uterus → Oviduct → Vagina

Uterus → Vagina → Oviduct → Ovary

Uterus → Oviduct → Vagina → Ovary

Ovary → Oviduct → Uterus → Vagina

12 / 39

Which body changes happen during puberty in both girls and boys?

Body grows rapidly.

Breasts grow large.

Pubic hair grows around the vulva.

Pubic hair grows at the base of the penis.

13 / 39

The diagram below shows the position of a foetus just before birth in humans.

prevent miscarriage.

protect the foetus from mechanical shock.

stabilise temperature around the foetus.

push the foetus down during childbirth.

14 / 39

A woman has a pregnancy which is 24 weeks. How many weeks is she remaining with
in order for her to have a normal birth?

15 / 39

The disease that occurs in children because of luck of protein in the diet is ....

kwashiorkor.

marasmus.

rickets.

scurvy.

16 / 39

17 / 39

Which of the following is not a natural cause of air pollution?

Forest fires

Wind erosion

Volcanic eruptions

Waste from incinerators

18 / 39

19 / 39

. The process in plants that makes it possible for water and mineral salts to move
from the roots to the rest of the plant is ....

osmosis.

respiration.

transpiration.

photosynthesis.

20 / 39

Which set correctly shows parts that are found in both plant and animal cells?

Nucleus, Cell wall and Cell membrane

Chloroplast, Nucleus and Cell membrane

Cytoplasm, Cell membrane and Nucleus

Cell wall, Cytoplasm and Cell membrane

21 / 39

The diagram below shows water being heated in a kettle.

Boiling

Condensation

Evaporation

Melting

22 / 39

Which of the following correctly gives the model of a carbon dioxide molecule?

23 / 39

. The diagrams below show three sets of apparatus labelled E, F and G.

E only

G only

F and G

24 / 39

Calculate the weight of a 15kg mass on the earth’s surface. (Take the gravitational force to be 10N/kg)

1.5N

5.0N

150.0N

1 500.0N

25 / 39

A beaker containing 40cm³ of liquid F weighed 90g. What is the density of liquid F
if the mass of the beaker is 30g?

0.67g/cm³

1.50g/cm³

2.25g/cm³

3.00g/cm³

26 / 39

27 / 39

Study the diagram below which shows the power stroke stage of a four stroke combustion engine.

Compression

Contraction

Convection

Expansion

28 / 39

Study the diagram below.

25°.

40°

50°

90°

29 / 39

30 / 39

Which blood vessel carries blood at high pressure with a high carbon dioxide concentration?

Aorta

Vena Cava

Pulmonary Artery

Pulmonary Vein

31 / 39

32 / 39

Which one of the following does NOT explain the impact of HIV and AIDS on the population?

Increase of orphans

Increase of poverty

Decrease of the economy

Decrease of the pressure on health services

33 / 39

34 / 39

Which one of the following is not an effective way of water management?

Ensuring constant supply of water

Providing quality and safe drinking water.

Purifying surface water in rivers, lakes and dams.

Building dams and water reservoirs.

35 / 39

What is the use of chlorine in water management? This is to ....

kill bacteria in water.

improve the taste of water.

make water clean to drink.

36 / 39

Which process can be used to produce a pure plant breed?

Cross pollination

Self pollination

Natural pollination

Artificial pollination

37 / 39

oxygen.

sun light.

chlorophyll.

carbon dioxide.

38 / 39

1 and 3

3 and 4

1 and 2

2 and 4

39 / 39

Which of the following equations is a double displacement reaction?

Copper + Oxygen → Copper II Oxide

Zinc + Copper Sulphate → Zinc Sulphate + Copper

Calcium Carbonate → Calcium Oxide + Carbon Dioxide

Your score is

The average score is 36%