Question 1

The main pollutant from domestic fires is

A. carbon monoxide
B. sulphur dioxide
C. water vapour
D. oxygen
E. ammonia

Question 2

Plantain is propagated vegetatively by

A. corms
B. stem cuttings
C. suckers
D. rhizomes
E. tubers

Question 3

Which of the following gases supports combustion?

A. carbon dioxide
B. carbon monoxide
C. hydrogen
D. nitrogen
E. oxygen

Question 4

The main function of petals in a flower is to

A. protect the ovary
B. produce seeds
C. attract insects
D. secrete nectar
E. produce sweet scent

Question 5

The organ in the human body which is responsible for the removal of urea is the

A. heart
B. kidney
C. lung
D. liver
E. bladder

Question 6

The sun and the planets form the

A. atmosphere
B. constellation
C. milky way
D. solar system
E. universe

Question 7

The bilharzia worm can enter the human body through the

A. anus
B. ear
C. mouth
D. nostrils
E. skin

Question 8

Brass is an alloy of copper and

A. aluminium
B. carbon
C. iron
D. tin
E. zinc

Question 9

Which of the following diseases is contracted through infected wounds?

A. Chicken pox
B. Diphtheria
C. Mumps
D. Tetanus
E. Whooping cough

Use the figure below to answer the following questions

Question 10

Which of the parts labeled represents the pivot?

A. P
B. Q
C. R
D. X
E. Y

Question 11

The effort is represented by

A. P
B. Q
C. R
D. X
E. Y

Question 12

Which of the following parts of the human body are sense organs?

I. Tongue
II. Hair
III. Nose
IV. Skin

A. I and IV only
B. II and III only
C. I, II and III only
D. I, III and IV only
E. I, II, III and IV

Question 13

The function of the cotyledon is to

A. produce the radicle
B. store food
C. protect the seed
D. produce the plumule
E. produce the fruit

Question 14

Which of the following substances are components of a fertile soil?

A. Nitrogen and phosphorous
B. Phosphorous and sulphur
C. Phosphorous, calcium and sulphur
D. Calcium, sulphur, nitrogen and phosphorous
E. Nitrogen, calcium and phosphorous

Question 15

Which of the following appliances transform(s) electrical energy to heat energy?

I. Swish oven
II. Hair dryer
III. Refrigerator motor

A. I only
B. I and II only
C. II and III only
D. I and III only
E. I, II and III

Question 16

A ray of light makes an angle of 20° with the surface of a plane mirror. Determine the angle of reflection.

A. 20°
B. 50°
C. 70°
D. 90°
E. 120°

Question 17

Seasonal changes are the result of the

A. rotation and tilting of the earth
B. revolution and tilting of the earth
C. revolution and rotation of the earth
D. revolution and tilting of the moon
E. revolution and rotation of the moon

Question 18

Crystals of sugar were obtained when a hot solution of sugar was cooled to room temperature. What conclusion can be drawn from this observation?

A. Sugar does not dissolve in cold water
B. Sugar does not dissolve in hot water
C. Sugar dissolves more in hot water than in cold water
D. Sugar dissolves less in hot water than in cold water
E. Sugar dissolves more in cold water than in cold water

Question 19

Which of the following processes about all living things is / are true?

I. Reproduction
II. Respiration
III. Locomotion
IV. Excretion

A. I only
B. I and II only
C. III and IV only
D. I, II and III only
E. I, II and IV only

Question 20

Tendrils in plants are adaptations that enable the plant to

A. climb
B. expire
C. store food
D. reproduce
E. propagate vegetatively

Question 21

The density of a substance is 2.5gcm-3. Calculate the volume of the substance if its mass is 25.0 g.

A. 0.1 cm3
B. 10.0 cm3
C. 22.5 cm3
D. 27.5 cm3
E. 62.5 cm3

Question 22

The food substance that promotes good health is

A. carbohydrate
B. fat
C. protein
D. vitamin
E. water

Question 23

The energy that causes the turbine of hydro-electric plant to rotate is

A. chemical energy
B. potential energy
C. electric energy
D. kinetic energy
E. heat energy

Question 24

Which of the following pairs of organs are parts of the central nervous system?

A. Spinal cord and the eyes
B. Brain and spinal cord
C. Brain and the ears
D. Eyes and the ears
E. Eyes and the brain

Question 25

Plants manufacture their food using

I. carbon dioxide
II. oxygen
III. light
IV. chlorophyll

A. I only
B. II only
C. I and II only
D. I, III and IV only
E. I, II, III and IV

Question 26

Which of the following crops improves soil fertility when cultivated continuously on the same piece of land?

A. Carrot
B. Cocoa
C. Cassava
D. Maize
E. Peas

Question 27

It is necessary to keep household refuse in covered containers in order to prevent

A. the spread of tuberculosis
B. the decomposition of the refuse
C. the spread of measles
D. entry of flies
E. entry of bacteria

Question 28

The fraction of the earth’s surface that faces the sun at any particular time is

A. 1/4
B. 1/3
C. 1/2
D. 2/3
E. 3/4

Question 29

Which of the following is a micro-organism?

A. Bread mould
B. Bacteria
C. Leech
D. Termite
E. Tick

Question 30

Which of the following statements about machines is/are correct?

I. Machines help us to do work more easily
II. A force applied at one point of the machine overcomes a load at another point of the machine
III. All machines have engines

A. I only
B. II only
C. III only
D. I and II only
E. II and III only

Question 31

The female part of a flower is called the

A. filament
B. petal
C. pollen grain
D. sepal
E. style

Question 32

Which of the following substances is a compound?

A. Hydrogen
B. Nitrogen
C. Oxygen
D. Sulphur
E. Water

Question 33

A solution in which no more solute will dissolve at a particular temperature is said to be

A. concentrated
B. dilute
C. saturated
D. insoluble
E. unsaturated

Question 34

The process of respiration could be represented by the following equation:

Glucose + oxygen → water + carbon dioxide + X

What does X represent?

A. Alcohol
B. Hydrogen
C. Heat
D. Mineral salts
E. Protein

Question 35

When oil and water are shaken together they form a mixture called

A. a solution
B. an emulsion
C. a solute
D. a solvent
E. a suspension

Question 36

The organism which lives in the human blood as a parasite is

A. louse
B. plasmodium
C. roundworm
D. tapeworm
E. tick

Question 37

The fusion of an egg cell with sperm forms

A. an ovum
B. an embryo
C. a zygote
D. an ovary
E. a placenta

Question 38

The instrument used to measure current in an electric circuit is the

A. ammeter
B. anemometer
C. barometer
D. thermometer
E. voltmeter

Question 39

The atom of an element has 4 protons and 5 neutrons in its nucleus. How many shells are occupied in the atom?

A. 1
B. 2
C. 3
D. 4
E. 5

Question 40

The gaps left between railway lines is to allow for

A. expansion
B. cooling
C. maintenance
D. easy stopping
E. gear changing