BECE 2013 Integrated Science Past Question Paper One
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1
The S.I unit of temperature is
- A: candela
- B: degree Celsius
- C: joule
- D: kelvin
2
Air is an example of
- A: gas in gas mixture
- B: liquid in liquid mixture
- C: solid in liquid mixture
- D: solid in solid mixture
3
Which of the following activities are involved in the rearing of tilapia? I. Feeding of fish II. Pond stocking III. Pest control
- A: I and II only
- B: I and III only
- C: II and III only
- D: I, II and III
4
The part of the flower that contains nectar is called
- A: anther
- B: petal
- C: ovary
- D: sepal
5
Which of the following methods protects pure iron from rusting by coating with zinc?
- A: Alloying
- B: Galvanizing
- C: Greasing
- D: Painting
6
Leaching of nutrients from the soil leads to soil
- A: acidity
- B: alkalinity
- C: erosion
- D: porosity
7
The hereditary material that is passed on from parents to offspring is known as
- A: gene
- B: sperm
- C: red blood cell
- D: white blood cell
8
The solar system is made up of the
- A: earth, moon and stars
- B: sun, comets and meteors
- C: sun, earth and moon
- D: sun, planets and other heavenly bodies
9
The type of management system which allows farm animals to roam about freely is known as
- A: extensive system
- B: intensive system
- C: semi-extensive system
- D: semi-intensive system
10
External respiration in living organisms is also known as
- A: aerobic respiration
- B: anaerobic respiration
- C: gaseous respiration
- D: tissue respiration
11
A rigid bar which is capable of turning about a fixed point is a / an
- A: inclined plane
- B: lever
- C: screw
- D: wheel and axle
12
A positively charged ion is called
- A: anion
- B: cation
- C: neutron
- D: proton
13
One way of ensuring that organisms are not endangered is to
- A: allow them to be hunted
- B: allow their predators to outnumber them
- C: protect their habitats
- D: pollute their habitats
14
A good thermometric liquid must
- A: be colourless
- B: boil at 100°C and freeze at 0°C
- C: cling to the walls of the glass
- D: expand evenly and regularly
15
Which of the following metals will produce a gas when placed in lime juice?
- A: Copper
- B: Lead
- C: Magnesium
- D: Silver
16
The physical property of a soil which is determined by the feel method is soil
- A: structure
- B: temperature
- C: texture
- D: water
17
The reason why gaps are left in the joints of railway lines is to allow for
- A: cooling
- B: contraction
- C: expansion
- D: maintenance
18
Which of the following effects are caused by rusting? I. Loss of strength II. Loss of structure III. Loss of electrical conductivity
- A: I and II only
- B: I and III only
- C: II and III only
- D: I, II and III only
19
Leguminous crops may often be cultivated to add
- A: carbon to the soil
- B: nitrogen to the soil
- C: protein to the soil
- D: potassium to the soil
20
A place where an organism can live and interbreed successfully is called
- A: community
- B: ecosystem
- C: environment
- D: habitat
21
Which of the following methods of treating water makes it soft?
- A: Addition of alum
- B: Addition of sodium carbonate
- C: Chlorination
- D: Filtration
22
Dehusking and shelling are both activities carried out in the processing of
- A: cowpea
- B: groundnut
- C: maize
- D: sorghum
23
Typhoid fever is transmitted through
- A: contact with contaminated skin wounds
- B: eating contaminated food
- C: eating uncooked food
- D: drinking treated water
24
One advantage of friction is that it
- A: enables cutting tools to be sharpened
- B: increases the efficiency of machines
- C: produces a lot of heat in machines
- D: wears off the soles of shoes
25
Sickle is a farm tool used for
- A: harvesting rice
- B: trimming hedges
- C: transplanting seedlings
- D: watering crops
26
One characteristic of the image formed in a pin-hole camera is that the image is
- A: diminished
- B: magnified
- C: upright
- D: virtual
27
Transplanting of seedlings is usually done in the evening because
- A: darkness promotes rapid growth
- B: pest attack is minimal
- C: transpiration is minimal
- D: seedlings require less nutrients
28
Which of the following statements about molecules is/ are correct? Molecules I. are chemically combined group of atoms II. are physically combined group of atoms III. can exist on their own
- A: I only
- B: II only
- C: I and III only
- D: I, II and III
29
Fruits which are dispersed by wind are likely to be
- A: dry
- B: hairy
- C: juicy
- D: sticky
30
Which of the following materials allows electric current to pass through easily?
- A: Aluminium
- B: Carbon
- C: Glass
- D: Water
31
Water contains two elements, hydrogen and oxygen, in the ratio of
- A: 1:2
- B: 1:3
- C: 2:1
- D: 3:1
32
In the digestive system of ruminants, vitamins are synthesized in the
- A: abomasum
- B: omasum
- C: reticulum
- D: rumen
33
The best way of protecting oneself from high blood pressure is to
- A: consume alcoholic drinks
- B: eat high carbohydrate diets
- C: engage in smoking
- D: exercise regularly
34
The property of metals which makes them to be easily drawn into thin wires is known as
- A: conductivity
- B: ductility
- C: malleability
- D: resistivity
35
An atom of an element is represented as . How many neutrons are in the nucleus of the atom?
- A: 13
- B: 14
- C: 27
- D: 40
36
Viable seeds are ones that
- A: are able to germinate under suitable conditions
- B: are eaten by animals after planting
- C: contain a lot of oil
- D: have hard seed coat
37
Which of the following processes can occur at all temperatures?
- A: Boiling
- B: Evaporation
- C: Melting
- D: Sublimation
38
Which of the following human activities maintains the carbon cycle?
- A: Bush burning
- B: Felling of trees
- C: Release of fumes from factories
- D: Replanting of trees felled as timber
39
The farming system which involves the growing of one type of crop on the same piece of land every season is known as
- A: mixed cropping
- B: mixed farming
- C: monocropping
- D: monoculture
40
The presence of chlorophyll in green plants is a necessary condition for photosynthesis because it
- A: absorbs oxygen
- B: absorbs solar energy
- C: produces carbon dioxide
- D: produces water vapour
End Of Paper
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