BECEIntegrated ScienceGhana BECE 2005 INTEGRATED SCIENCE PAST QUESTIONS AND ANSWERS passcogh2 years ago1 year ago01 mins 0% 2 Ghana BECE 2005 INTEGRATED SCIENCE ANSWER BECE 2005 INTEGRATED SCIENCE PAST QUESTIONS 1 / 40 1) Hydrogen is represented by the chemical symbol H₂. This symbol represents. A) two ions of hydrogen. B) two molecules of hydrogen. C) two elements of hydrogen. D) two atoms of hydrogen. 2 / 40 2) A metal expands when there is A) a decrease in distance between atoms. B) an increase in heat energy. C) an increase in number of electrons. D) a decrease in potential energy. 3 / 40 3) A safety device which opens an electric circuit to prevent too much current from passing through the circuit is the A) earth wire B) earth wire C) switch D) fuse 4 / 40 4) An object is placed 20 cm in front of a plane mirror. The distance between the object and the image is A) 40 cm. B) 20 cm. C) 80 cm. D) 60 cm. 5 / 40 5) In which of the following circuit diagrams below will the bulb light? A) IV B) II C) I D) III 6 / 40 6) The source of all forms of energy can be traced to A) sunlight B) earthquakes C) tides D) clouds 7 / 40 7) When a mango is falling from a tree, its potential energy is changed to A) heat energy B) chemical energy C) sound energy D) kinetic energy 8 / 40 8) Electricity is used by appliances to do work. This means that electricity is a form of A) energy B) machine C) generator D) force 9 / 40 9) A force of 2 N moves a body through a distance of 10 m. Calculate the work done. A) 20 J B) 8 J C) 12 J D) 5 J 10 / 40 10) The distance X is the A) fulcrum B) effort distance C) load distance D) lever arm 11 / 40 11) Less effort is required to move the stone when the A) stone is at the pivot B) distance Y is greater than X C) distance Y is equal to X D) distance Y is less than X 12 / 40 12) An omnivore is an animal that feeds on A) fresh foods. B) raw food. C) cooked foods. D) all kinds of food. 13 / 40 13) A meal containing all the essential nutrients in the right amounts is said to be A) rich in fibre B) delicious C) well-cooked D) balanced 14 / 40 14) The disease associated with insufficient intake of proteins in children is A) scurvy B) rickets C) kwashiorkor D) goitre 15 / 40 15) When testing for proteins in a food substance using Fehling’s solution, the expected colour change is A) brick-red B) blue C) blue-black D) purple 16 / 40 16) The substance that enables green plants to trap sunlight for the manufacture of food is A) chlorophyll. B) chloroplast. C) phloem. D) xylem 17 / 40 17) In man, the conversion of poisonous substances into harmless forms takes place in the A) bladder B) duodenum C) kidney D) liver 18 / 40 18) Which of the following life processes is represented by the equation below? Glucose + Oxygen → Water + Carbon dioxide + Energy A) Excretion B) Respiration C) Digestion D) Photosynthesis 19 / 40 19) Chlorine gas is passed through water during purification to A) cause suspended particles to settle B) kill germs C) soften the water D) give taste to the water 20 / 40 20) Arrange the following sources of water in the order of increasing contamination. Rain Stream Well Borehole A) II, III, I, IV B) I, IV, III, II C) III, II, IV, I D) I, II, IV, III 21 / 40 21) A solution in which no more solute will dissolve at a given temperature is said to be A) concentrated B) homogeneous C) dilute D) saturated 22 / 40 22) A clear solution of sugar was cooled from 100 °C to 25 °C. Some solid sugar was seen to have formed out of the solution after the cooling. This shows that sugar A) does not dissolve in hot water. B) dissolves more in hot water than in cold water. C) dissolves more in cold water than in hot water. D) does not dissolve in cold water. 23 / 40 23) Water is sometimes referred to as a universal solvent because it A) is found in all living cells. B) dissolves most substances. C) is the commonest liquid on earth. D) is the purest liquid on earth. 24 / 40 24) The charge of sulphur in the compound SO₂ is A) +4 B) -4 C) +2 D) -2 25 / 40 25) The part of the soil that supports plant growth is that part which A) dissolves in water. B) retains less water. C) contains the humus. D) is closer to the roots. 26 / 40 26) Plants do not grow well in gravel because the A) air spaces are too small for the roots. B) particles cannot absorb air. C) particles cannot contain nutrients. D) air spaces are too big to hold water 27 / 40 27) Which of the following parasites lives in the blood of humans? A) Tick B) Tapeworm C) Plasmodium D) Louse 28 / 40 28) The carrier of the malaria parasite is the A) male anopheles mosquito. B) tsetse fly. C) black fly. D) female anopheles mosquito. 29 / 40 29) Which of the following practices is a method of controlling guinea worm disease? A) Protecting one’s self against mosquito bites B) Clearing bushes around homes C) Protecting one’s feet before stepping into rivers D) Ensuring that rivers flow rapidly 30 / 40 30) The humidity of the atmosphere is measured with A) a barometer B) a hygrometer C) a hydrometer D) an anemometer 31 / 40 31) How long does it take the moon to move completely around the earth? A) 28 days B) 30 days C) 1 day D) 365 days 32 / 40 32) Steel is an example of a A) gas in solid mixture B) solid in solid mixture C) solid in liquid mixture D) liquid in liquid mixture 33 / 40 33) Which of the following elements is a metal? A) Carbon B) Nitrogen C) Sodium D) Sulphur 34 / 40 34) Metals that are usually used to make ornaments have low A) ductility B) reactivity C) malleability D) conductivity 35 / 40 35) The food processing method in which germs are prevented from multiplying by applying a low temperature is A) canning B) drying C) pickling D) refrigeration 36 / 40 36) The function of blood platelets is to A) carry carbon dioxide. B) fight against diseases. C) help maintain constant body temperature. D) help in clotting. 37 / 40 37) A fish is able to swim with little resistance in water because it has A) fins B) the ability to make use of a limited oxygen supply. C) gills D) a streamlined body. 38 / 40 38) When a person jumps up, he/she is able to come down because of the A) pull of the earth’s magnetic force. B) pull of the earth’s gravitational force. C) pressure of the earth’s atmosphere on the person. D) resistance of the earth’s atmosphere to the upward motion. 39 / 40 39) A metal displaces 5.0 cm³ of water when completely immersed in water. If the mass of the metal is 35.0 g, calculate its density A) 7.0 g cm⁻³ B) 40.0 g cm⁻³ C) 175.0 g cm⁻³ D) 30.0 g cm⁻³ 40 / 40 40) Oxygen from the air is able to get into the blood by A) suction B) capillarity C) diffusion D) osmosis Your score is Facebook Twitter Restart quiz Post navigation Previous: Ghana WASSCE 2021 HISTORY PAST QUESTIONS AND ANSWERSNext: Ghana WASSCE 2000 CORE MATHS PAST QUESTIONS AND ANSWERS Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ
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