BECE Integrated Science Past Questions 2016
40 objective questions · Paper 1 · Ghana BECE
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Question 1
Which of the following gases supports combustion?
- A. Hydrogen
- B. Oxygen
- C. Carbon dioxide
- D. Carbon monoxide
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Question 2
A substance is termed combustible if it
- A. easily catches fire
- B. dissolves common salt
- C. sublimes at room temperature
- D. boils at 100°C
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Question 3
Iodine deficiency in humans could result in a disorder known as
- A. diabetes
- B. goitre
- C. kwashiorkor
- D. scurvy
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Question 4
The cultivation of different crops on different plots of a farmland in a definite cycle is called
- A. land rotation
- B. shifting cultivation
- C. crop rotation
- D. mixed cropping
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Question 5
Which type of energy is lost when sweat evaporates from the human body?
- A. Sound energy
- B. Mechanical energy
- C. Chemical energy
- D. Heat energy
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Question 6
One difference between metals and non-metals is that metals
- A. have low density
- B. are not malleable
- C. have lustre
- D. have low melting points
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Question 7
A stick which is partially immersed in water appeared to be bent due to
- A. absorption
- B. reflection
- C. refraction
- D. transmission
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Question 8
Which of the following animal parasites could be controlled by hand picking?
- A. Liver fluke
- B. Tapeworm
- C. Tick
- D. Roundworm
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Question 9
The reason why alum is added to water during treatment is to
- A. kill germs
- B. give taste to water
- C. make water colourless
- D. make suspended particles to settle
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Question 10
The number of elements in the compound Ca(OH)2 is
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Question 11
The part of the flower that develops into a fruit is the
- A. ovary
- B. ovule
- C. stamen
- D. style
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Question 12
In the pin-hole camera, the image formed is always
- A. erect and bright
- B. erect and blurred
- C. inverted and real
- D. inverted and virtual
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Question 13
What is the colour of the neutral wire in a three-pin plug?
- A. Blue
- B. Brown
- C. Green
- D. Yellow
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Question 14
An example of a plant micro-nutrient is
- A. calcium
- B. copper
- C. magnesium
- D. potassium
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Question 15
The blood vessel that carries oxygenated blood from the lungs to the heart is known as
- A. pulmonary artery
- B. pulmonary vein
- C. vena cava
- D. aorta
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Question 16
The release of a mature egg from an ovary into the fallopian tube in humans is called
- A. copulation
- B. ejaculation
- C. menstruation
- D. ovulation
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Question 17
An example of a third class lever is
- A. wheelbarrow
- B. sugar tongs
- C. pair of scissors
- D. crowbar
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Question 18
Which of the following gases is involved in the rusting of iron?
- A. Hydrogen
- B. Oxygen
- C. Nitrogen
- D. Carbon dioxide
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Question 19
Which of the following resources does not produce energy?
- A. Coal
- B. Sand
- C. Water
- D. Wind
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Question 20
The form of energy which flows from one point to another due to temperature differences is known as
- A. mechanical energy
- B. heat energy
- C. solar energy
- D. nuclear energy
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Question 21
The joule is the S.I. unit for
- A. energy
- B. force
- C. power
- D. pressure
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Question 22
A metal that is used as a thermometric liquid is
- A. aluminium
- B. copper
- C. mercury
- D. silver
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Question 23
The function of the hair in the nose of humans is to
- A. make breathing easier
- B. keep the nose moist
- C. filter dust from the air breathed in
- D. keep the nose warm
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Question 24
The conversion of agricultural produce from its original form to other desirable forms is termed
- A. preservation
- B. processing
- C. recycling
- D. storage
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Question 25
Elements that could easily lose electrons to form cations are
- A. metals
- B. non-metals
- C. semi-metals
- D. noble gases
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Question 26
In which of the following structures in a living cell is cellulose found?
- A. Chloroplast
- B. Mitochondrion
- C. Cell membrane
- D. Cell wall
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Question 27
The warning and safety signs on chemical containers are usually represented by a symbol placed within a
- A. circle
- B. rectangle
- C. square
- D. triangle
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Question 28
Global warming is caused by the
- A. circulation of oxygen in the atmosphere
- B. excessive release of carbon dioxide into the atmosphere
- C. release of hydrogen into the atmosphere
- D. circulation of nitrogen in the atmosphere
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Question 29
Photosynthesis is important to living organisms because it produces
- A. glucose and oxygen
- B. glucose and carbon dioxide
- C. oxygen and carbon dioxide
- D. water and carbon dioxide
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Question 30
Which of the following processes results in the formation of new substances?
- A. Cooling water to form ice
- B. Adding saliva to cooked yam
- C. Dissolving sugar in water
- D. Mixing iron dust and sand
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Question 31
A mixture of sugar and water could be separated by
- A. decantation
- B. evaporation
- C. filtration
- D. sublimation
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Question 32
Transplanting of young seedlings is usually done in the evening because
- A. darkness promotes rapid growth
- B. seedlings require less nutrients
- C. pest attack is minimal
- D. transpiration is minimal
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Question 33
Which of the following devices converts electrical energy into sound energy?
- A. Electric heater
- B. Electric fan
- C. Washing machine
- D. Loudspeaker
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Question 34
An example of a body that does not produce its own light is the
- A. moon
- B. sun
- C. star
- D. fire fly
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Question 35
Which of the following vegetable crops is cultivated for its leaves?
- A. Carrot
- B. Lettuce
- C. Okro
- D. Pepper
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Question 36
Gases enter and leave the leaf of a plant through the
- A. mesophyll cells
- B. stomata
- C. pith
- D. palisade cells
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Question 37
Which of the following plants has its leaves modified for storing food?
- A. Ginger
- B. Onion
- C. Pineapple
- D. Tomato
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Question 38
Sodium hydroxide is an example of a base because it
- A. has sour taste
- B. has a pH less than 7
- C. turns wet blue litmus paper red
- D. turns wet red litmus paper blue
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Question 39
The feeling of soil between fingers is used to determine the
- A. texture of the soil
- B. drainage of the soil
- C. capillary of the soil
- D. water holding capacity of the soil
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Question 40
Micro-organisms that cause disease are collectively called
- A. bacteria
- B. infections
- C. pathogens
- D. viruses
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