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Kcpe 2007 Question Paper

Kcpe 2007

Course:Science

Exam Year:2007

KCPE 2007
SCIENCE
1.Which one of the following is not correctly matched with its function?
A.Oesophagus-Passage of food
B.Stomach-Mixes food with enzymes
C.Small intestine-Completes digestion of food
D.Large intestine-Absorbs digested food
Ans D

2.Which one of the following is not a correct statement about reproduction in human beings?
A.Fertilization takes place in the uterus
B.The zygote gets implanted in the wall of the uterus
C.The blood of the mother and the foetus do not mix
D.Menstruation stops during pregnancy
Ans A

3.The blood vessel through which deoxygenated blood flows to the heart is the
A.Aorta
B.Pulmonary artery
C.Vena cava
D.Pulmonary vein
Ans C

4.Which one of the following changes takes place during adolescence in boys only?
A.Fast body growth
B.Growth of pubic hair
C.Chest and shoulders become broader
D.Releasing of sex cells
Ans C

5.Which one of the following statement is true about HIV and AIDS?
A.All HIV positive people have AIDS
B.During the window stage a person may test negative
C.It can be transmitted by sharing utensils
D.It is not spread during asymptomatic phase
Ans B

6.Which one of the following is not a communicable disease?
A.Whooping cough
B.Tetanus
C.Tuberculosis
D.Measles
Ans B

7.A child suffering from kwashiorkor should be given a diet rich in
A.Carbohydrates
B.Fats
C.Vitamins
D.Proteins
Ans D

8.Wearing protective clothing while walking in stagnant water can prevent one from contracting
A.Bilharzia
B.Typhoid
C.Typhoid and Cholera
D.Bilharzia and Cholera
Ans A

9.Which one of the following statement is correct according to immunization schedule of infants
A.The first dose of polio is given at 6weeks
B.DPT vaccine is given at birth and at 10weeks
C.DPT and measles vaccine are given at 14weeks
D.Polio and BCG vaccine are given at birth
Ans D

10.Planets appear bright because they
A.Reflect light
B.Produce light
C.All twinkle
D.Are large
Ans A

11.A pupil gave the following reasons as to why dairy cattle are given commercial feeds
i)To increase milk production
ii)Given only to cattle under zero grazing
iii)To supplement other feeds
iv)Only when fodder crops and pasture are not available
Which two reasons are correct
A.i and iii
B.ii and iv
C.i and iv
D.ii and iii
Ans A

12.The diagram below represent a spring balance set-up that is used to lift a load
To investigate the force required to lift the load a spring balance must be at
A.P-Effort
B.Q-Nail
C.R-Wire
D.S-Load
Ans A

13.The following are some methods of preserving foods
i)Smoking
ii)Drying
iii)Freezing
iv)Salting
v)Canning
Which method are traditional
A.ii,iv and v
B.ii,iii and v
C.i,iii, and iv
D.i,ii and iv
Ans D

14.Which one of the following pairs of machine belongs to the same group as a ladder
A.Claw hammer and bottle opener
B.Spade and fishing rod
C.Staircase and a road winding uphill
D.Handcart and wheelbarrow
Ans C

15.The reason why an ordinary jiko without a clay lining is not recommended for use is because
A.It pollutes the environment
B.Of the large amounts of charcoal used
C.It takes a long time when cooking
D.It gets too hot to hold
Ans B

16.The following are liquids added together in glass bottles labelled P,Q,R and S by some pupils
P-Kerosene and cooking oil
Q-Water and cooking oil
R-Milk and water
S-Milk and kerosene
Which glass bottle contains liquids that cannot be separated by decanting
A.P
B.Q
C.R
D.S
Ans A

17.Which one of the following plants is green and non-flowering
A.Mould
B.Onion
C.Sisal
D.Moss
Ans D
18.Which one of the following consists of a pair of storage pests
A.Rats and aphids
B.White ants and rats
C.Aphids and cutworms
D.White ants and cutworms
Ans B

19.Which one of the following is a possible food chain that could be found in a grassland inhabited by hawks,frogs,snakes,mice and grasshoppers
A.Grass-Grasshoppers-Frogs-Snakes
B.Grass-Grasshoppers-Frogs-Mice
C.Grass-Snakes-Mice-Hawks
D.Grass-Grasshoppers-Hawks-Snakes
Ans A

20.Which one of the following is true for both chicken and frogs?Both
A.Have a constant body temperature
B.Have scales
C.Breath by lungs
D.Feed on insects only
Ans C

21.Which one of the following is not a rotational method of grazing
A.Paddocking
B.Herding
C.Tethering
D.Strip
Ans B

22.Birds which feed on nectar have
A.Short pointed beaks
B.Strong curved beaks
C.Long slender pointed beaks
D.Long slender curved beaks
Ans D

23.In which one of the following practices is water re-used
A.Using dirty water from the kitchen for watering plants
B.Collecting rainwater from the roof for domestic uses
C.Getting clean water from dirty water by boiling and cooling the steam
D.Storing water in dams to be used in irrigation
Ans A

24.The texture of a soil type depends o the
A.Amount of water in the soil
B.Organic matter in the soil
C.Amount of mineral particles in the soil
D.Size of soil particles
Ans D

25.The component that makes up 0.97% of air is used in
A.Rusting
B.Preservation of soft drinks
C.Electric bulbs
D.Making proteins
Ans C

26.Which one of the following processes is as a result of increase in temperature
A.Melting and evaporation
B.Condensation and Freezing
C.Condensation and evaporation
D.Melting and Freezing
Ans A

27.The diagram below shows a set up that was used to demonstrate a certain property of matter that was an air thermometer
The coloured water rises up the straw because
A.Liquids expand when heated
B.Liquids occupy space
C.Air occupies space
D.Air expands when heated
Ans D

28.A sufuria made up of steel weighing 1000g floats on water while a nail made of iron weighing 50g sinks.This is because of difference im
A.Type of material
B.Shape
C.Volume
D.Mass
Ans B

29.Which of the following materials will not be required in an experiment to show that pressure in a liquid increases with depth
A.Tin can
B.Water
C.Nail
D.Collecting jar
Ans D

30.The diagram below represents a circuit that can be used to make a temporary magnet.There are:Cells-copperwire-nail-coil
The energy transformation that occured at coil-nail is
A.Electrical-magnetic
B.Chemical-electrical
C.Heat-electricity
D.Chemical-magnetic
Ans A

31.The following are forms of energy
i)Heat
ii)Electricity
iii)Light
iv)Sound
The two forms of energy that do not require a medium for transmission are
A.ii and iv
B.i and iii
C.i and ii
D.iii and iv
Ans B

32.The following practices help to conserve energy
i)Using improved firewood jikos
ii)Switching off lights that use hydro-electric power when not needed
iii)Using public transport whenever possible
iv)Using biogas for cooking
Which two practices conserve non-renewable sources of energy
A.i and ii
B.ii and iii
C.ii and iv
D.iii and iv
Ans B

33.Which of the following is a recommended practise to avoid being struck by lightning
A.Sheltering under a tree
B.Using an umbrella when in an open field
C.Sheltering while leaning on a wall
D.Wearing rubber shoes with thick soles
Ans D

34.Which one of the following groups consists of only foodstuffs that are used for bodybuilding and repair
A.Rice,oranges,meat
B.Wheat,fish,maize
C.Beans,potatoes,groundnuts
D.Eggs,peas,milk
Ans D

35.The functions of fibre in the human diet is to
A.Provide the body with nutrients
B.Transport digested food
C.Prevent constipation
D.Help in digestion of food
Ans C

36.Which one of the following statement is not true about the force that opposes movement
The force
A.Can be reduced by streamlining
B.Makes the load heavier
C.Increases the effort required to move the load
D.Produces heat
Ans B

37.A farmer noticed small and shallow channels forming in the soil in the garden due to running water.The type of soil erosion is called
A.Splash
B.Rill
C.Sheet
D.Gulley
Ans B

38.Which one of the following plant is a cereal
A.Millet
B.Coffee
C.Sunflower
D.Peas
Ans A

39.Which one of the following consists of a pair of plants that cannot make their own food
A.Fern and pine
B.Toadstool and moss
C.Puffballs and mould
D.Cedar and yeast
Ans C

40.Which one of the following pairs of parasites can be controlled by spraying
A.Ticks and fleas
B.Liverflukes and tsetse flies
C.Fleas and liver flukes
D.Ticks and tapeworms
Ans A

41.Which one of the following sources of electricity pollutes the environment
A.Geothermal
B.Wind-driven generators
C.Hydro-electric generators
D.Petrol-driven generators
Ans A

42.Which one of the following is a natural way of lighting a house?Using a
A.Candle
B.Torch
C.Hurricane lamp
D.Transparent roof
Ans D

43.Which one of the following components is found in all environment
A.Plants
B.Soil
C.Air
D.Water
Ans C

44.Which one of the following groups of methods can be used to separate solid mixtures only
A.Sieving,picking,winnowing
B.Picking,use of magnet,decanting
C.Winnowing,sieving,filtration
D.Use of magnet,filtration,decanting
Ans A

45.Which one of the following does not function the same way as a bicycle dynamo when used to produce electricity
A.Hydro-electric generator
B.Car battery
C.Diesel generator
D.Wind driven turbines
Ans B

46.The diagram below represents a simple machine(Spade)
P-Handle
Q-Middle of the handle
R-Carrier of things
Which of the positions labelled P,Q and R would represent the load,effort and fulcrum when the machine in use
A.P-Load,Q-Effort,R-Fulcrum
B.R-Load,P-Effort,Q-Fulcrum
C.Q-Load,P-Effort,R-Fulcrum
D.R-Load,Q-Effort,P-Fulcrum
Ans D

47.The diagram below represents a block of wood being pushed along a surface towards point X
J-its facing the opposite side of the way which the load is moving
K-It's facing at the middle of the load from outside
L-It is the middle in the load
M-is facing the direction where the load is moving
X-It is at the end where the load is moving
Which one of the arrows represents the direction of the force of friction
A.J
B.K
C.L
D.M
Ans A

48.Which one of the following consists of only materials that are all non-magnetic
A.Aluminium foil,a shilling coin
B.Iron nails,staple pins
C.Metal scissors,steal wool
D.Piece of glass,sewing needle
Ans A

49.The reason why coloured water is used in the construction of a liquid thermometer is to
A.Make it visible
B.Make it expand faster
C.Make it absorb more heat
D.Increase its density
Ans A

50.Which one of the following is the largest planet
A.Mercury
B.Saturn
C.Jupiter
D.Earth
Ans C

Kcpe 2007 Question Paper

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