BECE 2003 Integrated (Int) Science Paper 1 Objectives
BECE PAST QUESTIONS AND ANSWERS
BECE 2003 INTEGRATED SCIENCE
OBJECTIVES - Paper 1
1.
The method used to separate
an insoluble solid from a liquid is
A.
crystallization
B.
distillation
C.
filtration
D.
sublimation
2.
The scent of a perfume
sprayed at one corner of a room fills the entire room through
A.
conduction
B.
diffusion
C.
osmosis
D.
radiation
3.
Which of the following
processes is a physical change?
A.
Rusting of iron
B.
Burning of wood
C.
Formation of water from
hydrogen and oxygen
D.
Solidification of water into
ice
4.
Atoms of the same element
have the same
I.
number of electrons
II.
number of protons
III.
chemical properties
Which of the
above statements are true?
A.
I and II only
B.
II and III only
C.
I and III only
D.
I, II and III
5.
The unit of measurement of
energy is
A.
joule
B.
kelvin
C.
newton
D.
watt
6.
Which of the following
energy transformations takes place at a hydroelectric power station?
A.
Potential energy → kinetic
energy → electrical energy
B.
Potential energy → sound energy
→ electrical energy
C.
Kinetic energy → electrical
energy → light energy
D.
Electrical energy → light
energy → heat energy
7.
A drawing of magnetic lines
of force provides information on the
A.
source of the field
B.
type of magnet
C.
strength of the field
D.
length of the magnet
8.
A bottle of water removed
from a refrigerator soon becomes covered with droplets of water because the
A.
bottle is porous
B.
bottle is full of water
C.
water in the surrounding
atmosphere is colder than the water in the bottle
D.
water in the surrounding
atmosphere is warmer than the water in the bottle
9.
The volume of a metal ball
was determined by dropping it into a measuring cylinder containing 20 cm3
of water and the water level rose to 35 cm3. If the mass of the ball
is 35 g, calculate its density.
A.
1.0 g cm-3 B. 1.6 g cm-3 C. 1.8 g cm-3
D. 2.3 g cm-3
10.
A boy stepped on a banana
peel on the ground and fell because the
A.
boy was not wearing shoes
B.
ground was too hard
C.
banana peel reduced the
friction on the ground
D.
banana peel increased the
friction on the ground
11.
Which of the following
conditions describes a first class lever?
A.
The load is between the effort
and pivot
B.
The pivot is between the effort
and the load
C.
The effort is between the pivot
and the load
D.
The load arm is equal to the
effort arm
12.
A man did 75 J of work by
lifting a 50 N load from the floor on to a shelf. Calculate the height of the
shelf
A.
0.67 m
B.
1.50 m
C.
25.00 m
D.
125.00 m
13.
The lion is a carnivore
because it eats
A.
flesh
B.
grass
C.
fruits
D.
uncooked food
14.
The structure which helps a
fish to breathe under water is the
A.
gill
B.
air sac
C.
operculum
D.
mouth
15.
The thorns found on some
plants are used for
A.
breathing
B.
protection
C.
absorbing water from the air
D.
resisting bush fires
16.
The following
characteristics are features of all living things except ability to
A.
bring forth young ones
B.
excrete
C.
grow
D.
move from place to place
17.
Which of the following
parasites lives on field animals
A.
Aphid
B.
Plasmodium
C.
Tick
D.
Tapeworm
18.
The greatest danger faced
by mammals living on land is
A.
becoming too cold
B.
becoming too hot
C.
losing water through
evaporation
D.
gaining too much water through
absorption
19.
The insect responsible for
the spread of malaria is the
A.
female anopheles mosquito
B.
housefly
C.
male anopheles mosquito
D.
tsetse fly
20.
Which of the following
substances is added to the soil to reduce its acidity?
A.
Charcoal
B.
Humus
C.
Lime
D.
Manure
Fig. 1 shows the arrangement of
parts of the soil when some soil sample was shaken with water in a glass
cylinder and allowed to settle. Use it
to answer Questions 21
and 22
21.
Which of the labeled layers
contains organic matter?
A.
M B.
N C.
O D.
P
22.
The layer which does not
have the ability to retain much water is
A.
N B.
O C.
P D.
Q
23.
Which of the following
characteristics applies to only plants?
A.
Excretion of waste materials
B.
Response to stimuli
C.
Ability to manufacture food
from simple substances
D.
Ability to respire
24.
The waste products of
respiration are
A.
glucose and oxygen
B.
carbon dioxide and water
C.
carbon dioxide and heat
D.
oxygen and water
25.
The function of the lung is
to
A.
maintain a constant amount of
water in the body
B.
absorb oxygen from the blood
C.
absorb carbon dioxide from the
blood
D.
maintain the temperature of the
body constant
26.
Which of the following
plants reproduce(s) vegetatively?
I.
Banana
II.
Mango
III.
Ginger
A.
II only
B.
I and II only
C.
I and III only
D.
III only
27.
The process which takes
place in all living cells is
A.
digestion
B.
fertilization
C.
photosynthesis
D.
respiration
28.
The food substance found in
yam is
A.
carbohydrate
B.
oil
C.
protein
D.
vitamin
29.
The end-products of the
digestion of fats and oils are
A.
amino acids and glucose
B.
amino acids and glycerol
C.
fatty acids and glycerol
D.
fatty acids and amino acids
30.
Which of the following
factors promote plant germination?
I.
Adequate temperature
II.
Moisture
III.
Good soil
A.
I and II only
B.
I and III only
C.
II and III only
D.
I, II and III
31.
The female part of a flower
is the
A.
calyx B. pistil C.
petal D. stamen
32.
Which of the following
substances breaks down fats into tiny droplets during digestion
A.
Bile
B.
Gastric juice
C.
Pancreatic juice
D.
Saliva
33.
Blood in the urine is a
symptom of
A.
bilharzia
B.
cholera
C.
gonorrhoea
D.
typhoid
34.
A free movement of the
bowels is aided by
A.
sleeping at least 6 hours a day
B.
washing one’s body at least
once a day
C.
eating fatty foods
D.
eating foods containing fibre
35.
Which of the following
diseases is spread through the air?
A.
AIDS B. Measles C.
Typhoid D. Yaws
36.
How many days in a month
does the moon appear?
A.
7 days B.
14 days C. 21 days D. 28
days
37.
The earth moves completely
round the sun once in every
A.
1 day B. 28 days C.
30 days D. 365 days
38.
A smaller heavenly body,
which orbits a bigger one could be described as a
A.
comet B. meteor
C. moon
D. sun
39.
Which of the following
parasites is a plant?
A.
Aphid B. Dodder C.
Flea D. Jigger
40.
Which of the following
substances is not a constituent of a
balanced diet?
A.
Carbohydrate B. Protein
C. Table salt D. Vitamin
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