Selected Standard 8 KCPE Mathematics Questions on Numbers (Year 2004-2010)

A. They are given mainly for protection against diseases.
B. Some are given as the only feed.
C. They are given mainly to increase production.
D. Some are given together with other feeds.

Question 35:
Which one of the following pairs of components of the environment do all animals depend on directly?

A. Soil and plants
B. Air and water
C. Soil and air
D. Mineral salts and water

Question 36:

Which one of the following foods is CORRECTLY matched to its group?

Food Food group

A. Groundnuts Energy giving
B. Eggs Protective
C. Carrots Energy giving
D. Bananas Body building

Question 37:

Which one of the following animal feeds provide a diet of proteins and carbohydrates?

A. Clover and Lucerne
B. Sunflower seeds and barley grains
C. Sunflower seeds and maize grains
D. Lucerne and maize grain

Question 38:

The diagram below represents a person pushing a heavy log of wood along a flat surface.

Which one of the following changes would make the person push the log more easily?

A. Smearing oil on the flat surface.
B. Wearing shoes with rough soles.
C. Smearing oil on the log of wood.
D. Placing rollers on the flat surface.

Question 39:

The following are some liquids:

(i) Water
(ii) Kerosene
(iii) Fresh milk
(iv) cooking oil
Which two liquids will mix when put in a container?

A. (i) and (iv).
B. (ii) and (iii).
C. (iii) and (iv).
D. (ii) and (iv).

Question 40:

Which one of the following groups consists of materials that are ALL magnetic?

A. Staple pins, scissors, metallic bottle top.
B. Silver coin, knife, marble balls.
C. Ball bearing, copper coin, razor blade.
D. Hack-saw, steel wool, Aluminium plate.

Question 41:

Which one of the following practices pollutes soil, air and water?

A. Use of all farm chemicals.
B. Burning of tyres and plastics.
C. Dumping of industrial waste.
D. Use of artificial fertilisers.

Question 42:

If medicine remains after taking the prescribed dose, it is advisable to

A. keep and use it later
B. dispose off the medicine
C. continue taking until it is finished
D. give it to someone with the same sickness.

Question 43:

Which one of the following is most likely to cause damage to corrugated iron sheets on buildings’? Gases from

A. aerosol sprays
B. burning farm wastes
C. industries
D. sewage.

Question 44:

Which one of the following diseases CANNOT be prevented by maintaining proper hygiene?

A. Typhoid.
B. Bilharzia.
C. Cholera.
D. Malaria.

Question 45:

The beginning of energy transformations in a radio that uses dry cells is

A. electrical
B. magnetic
C. chemical
D. sound

Question 46:

The diagram below represents a safety sign when dealing with electricity.

The sign means

A. do not insert objects into electric socket
B. do not use appliances with damaged plugs or wires
C. do not plug in many electrical appliances
D. do not get near.

Question 47:

The diagram below represents a set up used to investigate a certain aspect of light.

The aspect being investigated is

A. reflection of light
B. making a rainbow
C. refraction of light
D. how light travels.

Question 48:

Which one of the following is a reason why a glass container is likely to break if hot water is poured into it?

A. Sudden expansion of the inner side of the glass wall.
B. Sudden expansion of air in the container.
C. Sudden contraction of the outer side of the glass wall.
D. The fact that the heated water had expanded.

Question 49:

On a see-saw a small boy can lift a big boy when

A. the small boy stands on it
B. the big boy moves closer to the fulcrum
C. the two boys interchange positions
D. the two boys move equal distances away from the fulcrum.

Question 50:

The following are steps followed investigating the force required to lift using a fixed pulley but not in their order:

(i) Tie the load with a string
(ii) Pass the string with the load through the pulley on the support
(iii) Pull the spring balance and measure
(iv) Fix the pulley on the support
(v) Tie the spring balance at the end of string.
The CORRECT order of steps to be followed is

A. (ii), (i), (iv), (v), (iii)
B. (i), (ii), (iv), (v), (iii)
C. (v), (i), (ii), (iv), (iii)
D. (iv), (i), (ii), (v), (iii)

MORE STD 8 REVISION RESOURCES

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KCPE PAST PAPERS 2010: SCIENCE QUESTIONS AND ANSWERS [QNS 1-25]

29/10/2019

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KCPE 2010 SCIENCE QUESTIONS AND ANSWERS [QNS 1-25]

01:

Which one of the following pests attack seedlings?

A. Stalk borers
B. Aphids
C. Cut worms
D. Weaver birds

02:

Which one of the following pairs of vessels is CORRECTLY matched with the type of blood they carry?

Oxygenated blood Deoxygenated blood

A. Aorta Pulmonary artery
B. Vena cava Pulmonary vein
C. Pulmonary artery Vena cava
D. Aorta Pulmonary vein

03:

Which one of the following pairs of parasites attacks both poultry and rabbits?

A. Mites and lice
B. Lice and ticks
C. Mites and fleas
D. Ticks and mites

04:

Which one of the following statements about a bean seed is NOT CORRECT?

A. The radicle develops into a shoot and plumule into a root.
B. The micropyle allows air and water to enter the seed.
C. The hilum is a scar where the seed was attached to the fruit wall.
D. The radicle emerges from the seed before the plumule during germination.

05:

The following are some characteristics of flowers:

(i) Small in size
(ii) Scented
(iii) Long feathery stigma
(iv) Produce fewer and large sticky pollen grains
Which one of the following pairs of characteristics is for a wind pollinated flower

A. (I) and (iv)
B. (ii) and (iv)
C. (ii) and (iii)
D. (i) and (iii)

06:

The diagram below represents a set up that can be used to investigate good and poor conductors of electricity.

Which one of the following materials when used to connect wires at position K would make the bulb light?

A. Piece of thread
B. Razor blade
C. Piece of glass
D. Cello tape

07:

The diagram below represents a set up used by pupils to investigate conditions necessary for seed germination.

Germination occurred in ____________

A. Q, S and T
B. P and Q
C. P, R and T
D. R and S

08:

Which one of the following is an adaptation of plants in wet areas?

A. Fleshy leaves
B. Fewer leaves
C. Thick barks
D. Broad leaves

09:

In the diagram the layer of ash is represented by;

A. K
B. L
C. M
D. N

10:

The diagram below represents a windsock that was constructed by pupils.

Which one of the following is a reason why the instrument could not work?

A. The sock is made up of a strong polythene sheet.
B. End Q is larger than end P.
C. A strong wire was used to make end P.
D. A long, strong wooden pole was used to suspend the sock.

11:

Which one of the following pairs Consists only of materials that would not sink in water even when their shape is changed?

A. Wax and wood
B. Wood and Aluminium
C. Aluminium and glass
D. Glass and wax

12:

Which one of the following components of air is NOT CORRECTLY matched with its use?

Component of air Use

A. Nitrogen Used by plants to make proteins.
B. Carbon dioxide Manufacture of soft drinks.
C. Oxygen Manufacture of plant food.
D. Inert gases In electric bulbs.

13:

Which one of the following pairs of diseases are infants immunized against at the 9th month after birth?

A. Tuberculosis and polio.
B. Tetanus and whooping cough.
C. Hepatitis B and diphtheria.
D. Measles and yellow fever.

14:

The chart below represents a weather record for five days.

Which one of the following statements is TRUE about the weather chart?
Whenever it was .

A. sunny in the morning, it was windy in the afternoon
B. cloudy in the morning, it was sunny in the afternoon
C. calm in the morning, it was sunny in the afternoon
D. windy in the morning, it rained in the afternoon

15:

Which one of the following statements is TRUE about some levers when in use?

A. in a crowbar the load is between the effort and the fulcrum.
B. In a crowbar, the effort is between the load and the fulcrum.
C. In a wheelbarrow, the fulcrum is between the load and the effort.
D. in a spade, the effort is between the load and the fulcrum.

16:

Which one of the following statements is NOT TRUE about HIV/AIDS?

HIV/AIDS may be spread by

A. sharing of unsterilized razor blades.
B. coming in contact with other people’s body fluids.
C. shaking hands and hugging infected persons.
D. transfusing unscreened blood.

17:

Which of the following planets are in the fifth and seventh positions from the sun respectively?

A. Mars and Saturn.
B. Jupiter and Uranus.
C. Jupiter and Saturn.
D. Mars and Uranus.

18:

In the human body water is absorbed in the

A. large intestines
B. small intestines
C. stomach
D. rectum

19:

Which one of the following pairs consists only of substances that are in the state of matter?

A. Oil and water vapour.
B. Wax arid glue.
C. Ice and water.
D. Air and water vapour.

20:

Pupils investigated capillarity in different types of soil. Their results were as shown in the diagram below.

From the results the soil samples X, Y and Z are most likely to be

A. X-Clay Y-Loam Z-Sand
B. X-Sand Y-Clay Z-Loam
C. X-Clay Y-Sand Z-Loam
D. X-Sand Y-Loam Z-Clay

21:

In an experiment to investigate a certain component of soil, water was added to garden soil in a glass container. The component of soil investigated was;

A. air
B. mineral particles
C. living organisms
D. organic matter

22:

Which of the following organs in the human body both produce sex cells?

A. Ovary and uterus
B. Testis and penis
C. Ovary and testis
D. Penis and vagina

23:

Tapeworms in livestock are found in the:

A. large intestines
B. stomach
C. lungs
D. small intestines

24:

Which one of the following mixtures can be separated by winnowing?

A. Flour and husks.
B. Maize and millet.
C. Rice and sand.
D. Millet and husks

25:

Which one of the following groups of sources of energy consists of only sources that have chemical energy?

A. Charcoal, kerosene, food.
B. Dynamo, drycell, firewood.
C. Biogas, hydroelectric power generator, matches.
D. Geothermal, generator, cooking gas, car battery.

mORE STD 8 REVISION RESOURCES

https://drive.google.com/open?id=1cdxLC-nRPWN1S47IUQNNEB81Aoar4AaT

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