FREE KCPE PAST PAPERS AND ANSWER

KCPE PAST PAPERS 2005: SCIENCE QUESTIONS AND ANSWERS [QNS 26-50]

3/11/2019

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KCPE PAST PAPERS 2005 SCIENCE QUESTIONS AND ANSWERS

Question 26.

Which one of the following ¡s NOT required when finding the density of a regular solid?

A. Spring balance
B. Ruler
C. Overflow can
D. String

Question 27.

Which one of the following statements about water is TRUE?

A. Water mixes with all liquids.
B. Water has definite size
C. Water has definite shape
D. Water is a good. conductor of heat.

Question 28.

The BEST way of handling tin cans after using the contents is by:

A. burying them deep in the soil:
B. smelting and moulding them into other products.
C. throwing them in the pit latrine.
D. throwing them in the river.

KCPE PAST PAPERS 2005: SCIENCE QUESTIONS AND ANSWERS [QNS 26-50]

Question 29.

Which one of the following pairs of levers has the position of load, fulcrum and effort as a forearm?

A. Fishing rod and pliers.
B. Spade and tongs
C. Bottle top opener and nutcracker
D. Scissors and claw hammer.

Question 30.

Which one of the following statements is about a windsock is TRUE? A wind sock

A. Measures speed of wind
B. Shows direction wind is blowing from
C. Shows strength of wind .
D. Works the same way as a wind vane.

Question 31.

Which one of the following NEED NOT be the same when comparing capillarity in different types of soil?

A. Diameter of the tubes.
B. Amount of each type of soil.
C. Time allowed for the experiment.
D. Amount of water used.

Question 32.

Which one of the following characteristics of sandy soil DOES NOT explain why water drains through it easily?

A. Rough texture
B. Large particles
C. Large air spaces
D. Shinny particles

Question 33.

Which one of the following drugs has similar effects to miraa (khat) when abused?

A. Heroin
B. Tobacco
C. Mandrax
D. Excessive alcohol

Question 34.

Which one of the following correctly shows the path taken by urine from the kidneys?

A. Ureter—> Urethra —>Bladder.
B. Urethra —>Ureter---> Bladder.
C. Ureter—> Bladder —> Urethra
D. Urethra —> Bladder —>ureter

Question 35.

Which one of the following groups consist of only plants with fibrous roots?

A. Cowpeas, maize, wheat.
B. Rice, millet, maize
C, Carrot, millet, wheat
D. Cowpeas, rice, carrot

Question 36.

The component of air used in making plant food is

A. 0.03%
B. 0.97%
C. 21%
D. 78%

Question 37.

Which one of the following lists consists of only drugs of abuse that are prohibited in Kenya?

A. Khat, tobacco, cocaine.
B. Cocaine, heroin, mandrax.
C. Bhang, beer, tobacco.
D. Cobbler’s glue, khat, beer

Question 38.

Which two of the following processes involve loss of heat to the surroundings?

A. Melting and freezing.
B. Evaporation and condensation
C. Freezing and condensation.
D. Melting and evaporation.

Question 39.

The leaf of cactus plant

A. Reduces water loss.
B. Makes plant food.
C. Stores water.
D. Allows gaseous exchange.

Question 40.

Which one of the following DOES NOT affect floating and sinking of an object?

A. Size
B. Shape
C. Density
D. Weight

Question 41.

Which one of the following soil components is LEAST affected when soil in a container is heated?

A. air
B. water
C. organic matter
D. mineral salts

Question 42.

Which one of the following DOES NOT undergo the stages of egg, larva, pupa and adult?

A. Wasp
B. Locust
C. Bee
D. Moth

Question 43.

Which one of the following substances will form a salt and water only when mixed with an acid?

A. Ash solution.
B. Chalk powder.
C. Clover juice.
D. Magadi soda.

Question 44.

Which one of the following pairs of substances will give the same colour when mixed with flower extract

A. Lemon juice and lime solution.
B. Aspirin solution and actual solution
C. Lemon solution and aspirin solution
D Lime solution and actual solution

Question 45.

Sifting, picking and sieving are some methods of separating mixtures. Which one of the following mixtures can be separated by all the three methods?

A. Maize and beans
B. Sand and rice.
C. Maize flour and small pieces of iron.
D. Sugar and tiny pieces of glass.

Question 46.

Which one of the following is NOT a reason why drugs should be stored in their properly labelled container? To avoid

A. Contamination.
B. Getting expired
C. Getting spoilt.
D. Wrong usage.

Question 47.

Which one of the following material is magnetic?

A. Aluminum plate.
B. Steel razor blade
C. Silver coin.
D. Copper ring.

Question 48.

The following are steps followed by pupils when making a certain tool.

(i) Flattening one end of a nail
(ii) Fixing the flattened end into a piece of wood.
(iii) Cutting off the head of the nail.
(iv) Flattening and sharpening the exposed nail.
The tool is a

A. Hammer
B. Chisel
C. Drill
D. Saw

Question 49.

The diagram below represents a loaded wheelbarrow

The effort needed to push the wheelbarrow can be reduced by increasing the length of the part between
A. P and R
B. Q and R
C. R and S
D. S and T

Question 50.

The diagram below represents an arrangement of gear wheels

When wheel H is rotated once in a clockwise direction

A. wheel G rotates three times anticlockwise and J twice anticlockwise
B. wheel G rotates three times anticlockwise and J twice clockwise
C. wheel F rotates once clockwise and G three times clockwise
D. wheel F rotates once anticlockwise and J twice anticlockwise.

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KCPE PAST PAPERS 2005: SCIENCE QUESTIONS AND ANSWERS [QNS 01-25]

2/11/2019

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K.C.P.E PAST PAPERS 2005 SCIENCE QUESTIONS AND ANSWERS

Question 01.

Which one of the following sources of energy is renewable?

A. Kerosene
B. Biogas from cow dung
C. Coal .
D. Cooking gas from crude oil

Question 02.

Which one of the following is the MAIN reason why the inside of a solar drier is painted black?

A. To prevent rusting.
B. To make it last longer.
C. To make it absorb heat.
D. To decorate it.

Question 03.

The image formed in a pinhole camera is:

A. upright and smaller than the object
B. upside down and formed on the screen
C. upside down and same size as the object
D. upright and formed on the screen

KCPE PAST PAPERS 2005: SCIENCE QUESTIONS AND ANSWERS [QNS 01-25]

Question 04.

In a box guitar high sound can be produced without changing the tension of the strings by

A: Plucking the strings hard.
B. Increasing the lengths of the string.
C. Using thinner strings.
D. increasing the size of the box.

Question 05.

Below is an energy transformation: Chemical —> electrical —> heat —> light

In which one of the following does the energy transformation shown take place when used to
produce light.

A. Geothermal
B. Car battery
C. Electric bulb
D. Bicycle dynamo

Question 06.

Flowers P, Q, R and S have the following characteristics:

P: Large and loosely held anthers
Q: Presence of nectar
R: Strong scent
S. Light pollen grains
Which two flowers are wind pollinated?

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

Question 07.

A fish is able to move EASILY in water because it

A. has fins
B. has hard scales
C. is streamlined
D. has gills

Question 08.

Which one of the following plants stores food in the stem?

A. Carrot
B. Irish potato
C. Sweet potato
D. Onion

Question 09.

A food chain in grassland is shown below

Grass —>Grasshoppers---> Frogs —> Snakes —>Secretary birds.
Which one of the following would most likely happen immediately all snakes are killed?

A. The frogs would decrease in number.
B. Grasshoppers would increase in number
C. The amount of grass would increase
D. Secretary birds would increase in number

Question 10.

The diagram below represents a section of a heart of a mammal.

Which one of the following statements is TRUE?

A. K carries blood into the heart whereas L takes it out.
B. K has a thin wall whereas L has a thick wall.
C. K carries deoxygenated blood whereas L carries oxygenated.
D. K has valves whereas L has no valves.

Question 11.

The following are the activities which are carried out when comparing strengths of acids in fruit juices.

(i) counting the number of drops of each fruit juice required to change the color
(ii) adding the different fruit juice drop by drop in each of the bottle tops
(iii) adding equal amounts of indicator in each of the bottle tops.
(iv) putting equal amounts of wood ash solution into different bottle tops
Which one of the following is the CORRECT order of the activities?

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

Question 12.

The diagram below represents a setup that can be used to demonstrate a certain property of air.

Which property of air is demonstrated by the set up?

A. Air exerts pressure in all directions.
B. Air occupies space
C. Part of air is used in burning
D. Air expands when heated.

Question 13.

Which one of the following will pollute water ONLY?

A. Untreated sewage
B. Used oil
C. Part of air is used in burning
D. Air expands when heated.

Question 14.

The MAIN reason why the government conserves wildlife is to have

A. Meat from wild animals.
B. Plant and animal products.
C. A balance of nature.
D. Animals for export.

Question 15.

When an object is thrown up in the air ¡t falls because it

A. is pulled by the earth
B. exerts pressure
C. is resisted by air
D. is as heavy as air

Question 16.

The diagram below represents a simple machine in use.

The machine is an example of

A. an inclined plane .
B. a wheel and axle
C. a lever
D. a pulley

Question 17.

The reason for using rollers when moving heavy objects on a floor is to

A. Make objects lighter.
B. Avoid damaging the floor
C. Increase speed of moving objects.
D. Reduce force that opposes movements.

Question 18.

The diagram below represents a weather instrument constructed by a group of pupils who made a mistake while constructing it

The mistake made during the construction was

A. Closing the mouth of the bottle.
B. Using little amount of coloured water. .
C. Having the container with coloured water open. .
D. Having the scale reading from the bottom.

Question 19.

Which of the following planets are in the second, fifth and eighth positions respectively from the Sun?

A. Uranus, Jupiter, Neptune.
R. Mars, Saturn, Neptune
C. Venus, Jupiter, Neptune.
D. Earth, Saturn, Uranus.

Question 20.

The function of plasma is to

A. Fight germs.
B. Combine with oxygen.
C. Help in clotting of blood.
D. Transport food.

Question 21.

Which pair of characteristics is common to lizard, toad, hawk and platypus?

A. Lays eggs breathes by lungs.
B. Body temperature varies, breathe by lungs
C. Have scales lay eggs.
D. Body temperature varies, have scales.

Question 22.

The table below shows characteristics of four different fruits U, V, W and X

Which one of the fruits is likely to be dispersed by exploding?

A. U
B. V
C. W
D. X

Question 23.

The diagram below represents a foot of a certain bird.

Question 24.

Which one of the following parts of a flower is NOT CORRECTLY matched with its function?

Question 25.

A glass containing ice cubes was placed in the open. After some time the outer surface of the glass became wet. This shows that

A. Air contains water vapour
B. Ice melts to form water
C. Air is a mixture of gases
D. air can be cooled.

MORE STD 8 REVISION RESOURCES

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KCPE PAST PAPERS Q, A & Topical

KCPE PAST PAPERS 2005: SCIENCE QUESTIONS AND ANSWERS [QNS 26-50]

KCPE PAST PAPERS 2005 SCIENCE QUESTIONS AND ANSWERS

Which one of the following ¡s NOT required when finding the density of a regular solid?

Which one of the following statements about water is TRUE?

The BEST way of handling tin cans after using the contents is by:

Which one of the following pairs of levers has the position of load, fulcrum and effort as a forearm?

Which one of the following statements is about a windsock is TRUE? A wind sock

Which one of the following NEED NOT be the same when comparing capillarity in different types of soil?

Which one of the following characteristics of sandy soil DOES NOT explain why water drains through it easily?

Which one of the following drugs has similar effects to miraa (khat) when abused?

Which one of the following correctly shows the path taken by urine from the kidneys?

Which one of the following groups consist of only plants with fibrous roots?

The component of air used in making plant food is

Which one of the following lists consists of only drugs of abuse that are prohibited in Kenya?

Which two of the following processes involve loss of heat to the surroundings?

The leaf of cactus plant

Which one of the following DOES NOT affect floating and sinking of an object?

Which one of the following soil components is LEAST affected when soil in a container is heated?

Which one of the following DOES NOT undergo the stages of egg, larva, pupa and adult?

Which one of the following substances will form a salt and water only when mixed with an acid?

Which one of the following pairs of substances will give the same colour when mixed with flower extract

Sifting, picking and sieving are some methods of separating mixtures. Which one of the following mixtures can be separated by all the three methods?

Which one of the following is NOT a reason why drugs should be stored in their properly labelled container? To avoid

Which one of the following material is magnetic?

The following are steps followed by pupils when making a certain tool.

The diagram below represents a loaded wheelbarrow

The diagram below represents an arrangement of gear wheels

KCPE PAST PAPERS 2005: SCIENCE QUESTIONS AND ANSWERS [QNS 01-25]

K.C.P.E PAST PAPERS 2005 SCIENCE QUESTIONS AND ANSWERS

Which one of the following sources of energy is renewable?

Which one of the following is the MAIN reason why the inside of a solar drier is painted black?

The image formed in a pinhole camera is:

In a box guitar high sound can be produced without changing the tension of the strings by

Below is an energy transformation: Chemical —> electrical —> heat —> light

Flowers P, Q, R and S have the following characteristics:

A fish is able to move EASILY in water because it

Which one of the following plants stores food in the stem?

A food chain in grassland is shown below

The diagram below represents a section of a heart of a mammal.

The following are the activities which are carried out when comparing strengths of acids in fruit juices.

The diagram below represents a setup that can be used to demonstrate a certain property of air.

Which one of the following will pollute water ONLY?

The MAIN reason why the government conserves wildlife is to have

When an object is thrown up in the air ¡t falls because it

The diagram below represents a simple machine in use.

The reason for using rollers when moving heavy objects on a floor is to

The diagram below represents a weather instrument constructed by a group of pupils who made a mistake while constructing it

Which of the following planets are in the second, fifth and eighth positions respectively from the Sun?

The function of plasma is to

Which pair of characteristics is common to lizard, toad, hawk and platypus?

The table below shows characteristics of four different fruits U, V, W and X

The diagram below represents a foot of a certain bird.

Which one of the following parts of a flower is NOT CORRECTLY matched with its function?

A glass containing ice cubes was placed in the open. After some time the outer surface of the glass became wet. This shows that

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