BECE 2019 Integrated Science Past Question Paper One
year
subject
paper
1
Steel is an alloy of iron and
- A: aluminium
- B: carbon
- C: silicon
- D: gold
2
An atom that has lost one or more electron(s) is called
- A: a molecule
- B: a proton
- C: an ion
- D: a negative particle
3
In all machines, the efficiency is
- A: always 100 %
- B: less than 100%
- C: more than 100%
- D: always 0%
4
In electronic circuits, LEDs are used to indicate the absence or presence of
- A: voltage source
- B: p-n junction
- C: electric current
- D: emitter and collector
5
Which of the following statements about the scientific method is/ are correct? It provides I. logical procedure for arriving at knowledge II. knowledge that can be verified III. knowledge that can never be changed
- A: I only
- B: I and II only
- C: I and III only
- D: II and III only
6
Which of the following substances is a compound?
- A: Hydrogen
- B: Nitrogen
- C: Oxygen
- D: Water
7
Which of the following source(s) of energy is/are renewable? I. Solar II. Crude oil III. Wind
- A: I only
- B: I and II only
- C: I and III only
- D: I, II and III
8
The pressure in fluids
- A: increases with depth
- B: decreases with depth
- C: acts upwards at any point
- D: acts differently in all directions
9
The pressure in fluids
- A: N2 + H2 → NH3
- B: N2 + 2H2 → NH3
- C: N2 + 3H2 → 2NH3
- D: N2 + 3H2 → NH3
10
Lime juice tastes sour because it is
- A: acidic
- B: alkaline
- C: basic
- D: salty
11
A metal black has a mass of 1.0 kg. What is the volume of the block if its density is 10 kgm-3 ?
- A: 0.01 m3
- B: 0.10 m3
- C: 1.00 m3
- D: 10.00 m3
12
It is easier to move a heavy load with a crowbar when the
- A: effort distance is shorter than the load distance
- B: effort distance is longer than the load distance
- C: effort distance of distance equal to the load distance
- D: effort is equal to the load
13
Benedict’s solution was added to a mixture in a test tube and it turned brick red when heated. The mixture is likely to contain
- A: glucose
- B: vitamin
- C: can start a motion
- D: can change the direction of a moving
14
Chlorine gas is an example of
- A: an atom
- B: an element
- C: a compound
- D: a molecule
15
Which of the following statements about a force are correct? It I. is measured in newtons II. is measured in newton-metre III. can start a motion IV. can change the direction of a moving body
- A: I and II only
- B: I and III only
- C: I, III and IV only
- D: I, II, III and IV
16
Kerosene is able to reach the other end of a wick by
- A: diffusion
- B: suction pressure
- C: capillary action
- D: osmosis
17
Which of the following processes is used to separate insoluble solids from liquids?
- A: Sublimation
- B: Filtration
- C: Evaporation
- D: Crystallization
18
Which of the following chemical compounds is used in removing hardness in water?
- A: NaCl
- B: NaOH
- C: Na2CO3
- D: NaHCO3
19
When a thermometer is put in hot water, the mercury level rises because the mercury increases in
- A: density
- B: mass
- C: volume
- D: weight
20
The workdone when a force moves a body through a distance of 12 m is 720 J. The force applied is
- A: 8640 N
- B: 732 N
- C: 708 N
- D: 60 N
21
Which of the following compounds is neutral to litmus paper?
- A: HCL
- B: H2O
- C: NaOH
- D: KOH
22
A balanced diet is one which is made up of
- A: right proportions of protein, carbohydrates and oils
- B: equal amounts of protein, carbohydrates and oils
- C: enough water and iodated salt
- D: vegetables, fruits and water
23
The ovule in a flower develop to form the
- A: fruit
- B: leaf
- C: seed
- D: stem
24
Water drains faster through sand than clay because
- A: sand particles are rougher
- B: sand contains more air space
- C: clay particles are smother
- D: clay particles are bigger
25
The best method of checking erosion on a slope is
- A: cover cropping
- B: mixed contains
- C: contour ploughing
- D: mulching
26
The housefly is an agent for the spread of
- A: cholera
- B: malaria
- C: measles
- D: tuberculosis
27
Which of the following substances are carried by the blood? I. Nutrients II. Urine III. Oxygen IV. Carbon dioxide
- A: II and III only
- B: I, II and IV only
- C: I and III only
- D: I, III and IV only
28
Which of the following statements about a plant cell is correct? It
- A: does not have a nucleus
- B: contains large vacuoles
- C: is surrounded by the cell membrane only
- D: does not have a definite shape
29
The study of the soil profile of an area helps the farmer to
- A: control weed growth
- B: determine the soil temperature
- C: determine the types of crop to grow
- D: know the pesticides to use
30
The term leaching in soils refers to
- A: accumulation of organic matter
- B: decomposition of plant materials fixation
- C: fixation of nitrogen
- D: removal of soil nutrients by water
31
How many stages does the mosquito go through in its life cycle of development?
- A: 1
- B: 2
- C: 3
- D: 4
32
Which of the following enzymes helps in the digestion of protein in the human stomach? I. Proteases II. Amylase III. Lipase
- A: I only
- B: II only
- C: I and II only
- D: II and III only
33
Kidneys absorb water from the bloodstream humans through the process of
- A: diffusion
- B: egestion
- C: osmosis
- D: assimilation
34
An example of soil macro-nutrients is
- A: copper
- B: calcium
- C: phosphorus
- D: potassium
35
The vegetable crop that staking during its growth is
- A: sweet pepper
- B: garden eggs
- C: tomatoes
- D: hot pepper
36
The function of the white blood cells in human is to
- A: produce haemoglobin
- B: produce digestive enzymes ensure blood clot during an injury
- C: ensure blood clot during an injury
- D: produce antibodies to fight disease causing organisms
37
The carpel of a flower is made up of the following parts except
- A: filament
- B: ovary
- C: style
- D: stigma
38
A food web shows how
- A: food produced by plants is distributed to other parts of the plant.
- B: an organism protects itself in its environment
- C: organisms depend on one another for shelter
- D: food produced by green plants is distributed among organisms in a community
39
Balanced ration enables animals to
- A: increase infertility rate
- B: maintain normal growth
- C: increase meat production
- D: maintain energy level of work animals
40
Cultural practices are activities undertaken on a farm
- A: after harvesting and before processing
- B: before maturity and after harvesting
- C: after planting and before harvesting
- D: before transplanting seedlings
End Of Paper
End of BECE 2019 Integrated Science Past Question Paper One, Thank you for visiting this page, if any spelling mistake or wrong answers are spotted kindly notice us in the comment section below remember to share page to friends and famillies who may need it
Subscribe
Login
0 Comments