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7/28/2019 Form 2 Science (Objective)
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1. Which of the following is the bestdefinition of science?A Science is the study of the
objects in the universeB Science is the natural
phenomena happening aroundus
C Science is the study of natureand its implication on us
D Science is the study of nature
and its implication on us
2. Which of the following units is not aunit of length?A Mile C Chain
B Ounce D Yard
3. what is a cell?A A non-living structureB The basic structure of living
thingsC The tiny structure of a wallD A round structure in the human
body
4. Which of the following structure canonly be found in a green pant cell?A cell wallB ChloroplastC VacuoleD Cytoplasm
5. The figure shows a cell.
What is the function of structure X?A Manufactures food
B Controls activities of the cellC Protects cell from physical
injuriesD Controls the chemical flow into
the cell
6. Matter is anything thatI has massII has a definite shapeIII Occupies spaceA I and II onlyB I and III onlyC II and III onlyD I, II and III
7. The figure shows the arrangement of
particles in substances A, B and C.
A B CA Ice Steam Water
B Ice Water SteamC Steam Water IceD water Steam Ice
X
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13. What is the percentage of gas in the airthat supports combustion?A 21% C 78%
B 35% D 0.03%
14. The following is a word equationrepresenting the combustion of X tpproduce Y and Z.
What are X, Y and Z?
X B CA Carbon Carbon
dioxide
Water
B Carbon Hydrogen WaterC Hydrocarbon Water Carbon
dioxideD Hydrocarbon Carbon Carbon
dioxide
15. which of the following pairs are notcorrectly matched?
Form of energy YA Chemical energy Stored in fossil fuelsB Electrical energy Produced by dry
cellsC Kinetic energy Stored in a
compressed springD Potential energy Stored in the water
in a dam
16. The following describes the
characteristic of energy source X.
Which of the following is not anexample of energy source X?A WoodB Paddy husksC Animal faeces
D Uranium
X + oxygen Y X+
-It originates from plants and
animals
-It is burnt to obtain ener
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17. The figure shows two graphs thatcompare the energy changes beforeand after an activity.
Based on the figure, which of the
following activities have been carriedout?I A ceiling fan rotatingII a swimmer jumps into the poolIII A coconut falls onto the groundA I and II onlyB I and III onlyC II and III only
D I, II and III
18. A bullet is fired 10 m form Earth intothe sky. The bullet reaches 150 mbefore it falls onto the ground. At whichhigh does the bullet have the sameamount of potential and kinetic energy?
A 75m C 80m
C 150 m D 160m
19. Which of the following part of our body
can detect heat energy?
A hair C SkinB Nails D Bone
20. The figure shows the heating elementplaced at the bottom of the kettle?
I So that the watwer can beheated throughout
II So that the convection canoccur more effectively
III So that the water boils st 100 °CA I and II onlyB I and III onlyC II and III only
D I, II and III
21. The figure shows the path of an impulsewhen air enters the nose
What are represented by P. Q and R?
P Q RA Nerve Brain Sensory organB Nerve Sensory organ Brain
C Sensory organ Brain NerveD Brain Nerve Sensory organ
Energy level Energy level
Kinetic energy
Kinetic
energy
Before activity
Kinetic energy
After activity
Heating
element
Water
Air P Nerves
Q REffectors
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22. A doctor usually injects a patient on thebuttocks because the buttocksA have thin epidermisB have thcker epidermisC have a lot of receptors
D have rough skin
23. The figure showsa human sensory
organ M.
Which stimulus is detected by M?A PressureB Chemical substancesC Sound
D Pain
24. The figure shows the content of carbohydrate in four different types of food.
What represented by K?A EggB ButterC Long bean
D Bread
25. The table shows the calorific values of
some food.
Food Calorific value(kJ)
Quantity
Chicken egg 315 1 eggPapaya 350 1 pieceBurger 1257 1 burger
Milk 624 1 glass
A student had his lunch by taking thefood shown below:
2 chicken 1 piece of papaya 1 burger
1 glass of milkCalculate the calorific valuetaken by the student for lunchin kJA 2576B 2891C 3241D 3545
26.
Which of the following is thecause of disease?A Lack of vitamin C in the
dietB Drinking too much
waterC Lack of protein in the
dietD Eating too much fat
% percentage
Type of food
J K L M
1. -Stomach becomesswollen
2. -Diarhea3. -No a etite to eat
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27. Which animals have constantbody temperature?A Snake, elephant, batB Penguin, fish, toadC Eagle, platypus, turtle
D Bat, cat, swallow
28. The figures show twoorganisms, X and Y.
Which of the following is thecommon habitat of organism Xand Y?A Paddy fieldB SwampC JungleD Thick bushes
29. The figure shows a general food
chain.
Which correctly describes X?A X is a carnivoreB Example of X is snakeC X is a strong and
powerful predatorD X is an animal which
feeds on plants
30. Which of the following willcause extinction of animal andplant species?A Replanting of treesB Recycling of solid waste
C Selective loggingD Uncontrolled hunting
31. Which of the followingdescribes the changes in thestate of water at its freezingpoint?A Liquid SolidB Solid GasC Gas LiquidD Liquid Gas
32. The figure shows a watermolecule.
What are represented by X andY?
X YA Hydrogen OxygenB Carbon OxygenC Oxygen HydrogenD Nitrogen Hydrogen
33. Which activity increase the rateof dissolving sugar in water?A Add more sugar to
waterB Avoid stirring the
solutionC Use crystal sugarD Use hot water
XY
Producer X Secondary
consumer
X
Y
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34.
Which of the following correctlyexplains the statement above?A Chances of air particles
colliding with the wallof container increases
B Air particles have morespace to move around
C Movement of airparticles decreases
D Air particles move in alldirections
35. The figure shows a drinkingstraw
When air is sucked out, waterenters the drinking straw.
Which of the following willprevent water from enteringthe drinking water?A Bend the drinking strawB Use a longer drinking
straw
C Increase the diameterof the drinking straw
D Make a hole above thewater level in the
drinking straw
36.
What should he do to make the
milk flow easily from the tin?A Shake the tinB Add hot water into the
milkC Make another hole on
the lid opposite to theexisting hole
D Heat the can beforepouring the milk intothe cup
37. Which of the following involvesa pulling force?A Hitting a ping pong ballB Cutting potatoes
C Climbing a treeD Pushing a trolley
The increase in the numberof air particles will cause the
air pressure to increase
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38. The figure shows a spring withdifferent weight attached to it.
What is the weight of X?A 4N C 8NB 6N D 10N
39. A boy pulls his bag weighing 15kg over a distance of 2.0m.Calculate the work done by theboy.A 850J C 1250JB 30J D 300J
40. The figure shows a land
vertebrae.
Which of the following is trueabout its support system?A Exoskeleton protects
soft musclesB Body weight is
supported by waterbuoyancy
C Endoskeleton supportsbody weight
D Has small and weakendoskeleton
13. The figure shows organism X
What types of support systemdoes organism X have?A Hydrostatic skeletonB ExoskeletonC Endoskeleton
D Body fluid43.
Which statement is correctabout the point of equilibrium?A The point of
equilibrium of a regularobject lies at the side of the object.
B The point of equilibrium of a regularobject is at the centreof the object
C A regular object havemore than one point of equilibrium
D The number of equilibrium point
depends on the object
2cm
4 cm
6cm
5N
X
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44. Which of the following correctlyshows the arrangement of J, K,L,M in descending order of stability?
A J, K, M, L
B K, J, L MC K, L, J MD L, M, K, J
45. The figure shows a giraffe.
Which of the following is abenefit for the giraffe if itstands with its legs apart?A Can eat leaves at the
low branches of trees.B Increase its base area
C Can raise its centre of gravity
D Can stand for longer
46. The figure shows a lorry
Which of the following canincrease the stability of thelorry?A Reduce the number of
wheelsB Make the lorry shorterC Load the lorry with
heavy materialsD Add more side mirrors
47. The figure shows an exampleof a third-class lever.
Which statement is correctabout the class of lever of the
device?A The fulcrum is between
the load and the effortB The effort is between
the fulcrum and theload
C The effort and the loadact in the samedirection
D The distance of theeffort from the fulcrumis greater than thedistance of the loadfrom the fulcrum
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48. The figure shows two childrenP and Q sitting on a see-saw.The length of the see-saw is2m. P has a mass of 50kg and Q has mass of 25kg.
Calculate the distance betweenP and the centre of the see-sawin order to balance the see-saw.A 25cm C 75cm
B 50cm D 100cm49. The figure shows two situations
where a hammer is used to pullout a nail.
Which statement is correct?A The length of the
handle of the hammer
does not influence the
effort usedB If the handle is nearer
to the fulcrum, theeffort used will be less
C G needs less effort thanH in pulling out the nail
D H needs less effort thanG in pulling out the nail
50. Which of the following is theimportance of machines in ourdaily life?A Increase our working
hours
B Enable us to workfaster
C Make our livesdependent onmachines
D Decrease the use of
electrical energy