FORM ONE MONTHLY TEST: HOLIDAY PROGRAM
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CHEMISTRY, TEST 2: JUNE,
2021
1.
For each of the items (i)-(x), choose the
correct answer from the alternatives given.
i.
The following skills acquired through studying
chemistry except; ………
A. Careful
observation B.
Accurate reporting
C.
Testing hypothesis experimentally D.
Map reading skills
ii.
Chemistry is a scientific activity because; ………
A. Chemistry is
studied in schools
B. Chemistry is
interesting subject studied through data collection and analysis.
C. It acquired through observation,
experimentation and logical reasoning.
D.
It involves study of living and nonliving things.
iii.
The following are laboratory rules except; ………
A. Turn off
water and gas tap after use
B. Test any unlabelled substance before using it in the laboratory.
C. Put off
flames which are not in use
D.
Remove obstacles from gang ways.
iv.
Which of the following sentences describes the
use pair of scissors; ………
A. Used to pick
up and holding things
B. Used for
cutting bandages or pieces of clothes
C. Used to
support broken bones and is tied using bandages.
D.
Used for holding pieces of bandages or cloth together.
v.
The Bunsen burner is likely to contain soot
when; ………
A. The air hole
is closed B.
The air hole is open but not fully
C.
The air holes of Bunsen burner are completely open. D. The burner is not raised
vi.
Which of the following takes place in
experimental stage? ………
A. Rejection of
hypothesis B.
Acceptance of hypothesis
C.
Concluding the scientific findings D.
Carry out investigations
vii.
In scientific procedure, what would be the next
step to follow after experiments? ………
A.
Data interpretation B.
Conclusion C. Observation D. Investigation
viii.
In her first experiment, Mwajuma dissolved
sulphuric acid in water and heat was evolved. In her second experiment he
dissolved sugar in water and no heat was evolved or absorbed she conducted
that; ………
A. Her first
experiment was physical change B.
Both of her experiments were physical change
C.
Her second experiment was chemical change D.
Her first experiment was chemical change
ix.
In most general sense the word combustion means
………
A. Burning
substance in oxygen or air. B.
Burning compound of carbon in air.
C. Burning any
fuel in air or oxygen
D.
By chemical combination accompanied by light and heat in which or more
reactants is gaseous
x.
10 grams of copper powder were placed
initiation tube containing air. The tube was very strongly for half an hour. At
the end experiment; ………
A. Copper
increased in mass in changed colour B.
Copper melted into liquid copper form.
C. The total
mass of tube and its content decreased. D. Water vapour appeared in the tube.
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2.
Match the items in List A with their
correspondence items in List B.
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LIST A |
LIST B |
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i. Mixture of
solute and solvent ii.
A box for keeping items to be used for first
Aid iii.
Solid obtained after filtration iv.
An apparatus used to measure fixed volume of
a liquid v.
The smallest particle of matter of liquid
mixtures. |
A.
Atom B.
Solution C.
Measuring cylinder D.
First Aid kit E.
Residure |
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LIST A |
i.
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ii.
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iii.
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iv.
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v.
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LIST B |
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3.
(a) Define the following terms;
i. Combustion ……………………………………………………………………..…………
……………………………………………………………………………………………..
ii. A chemical
symbol ……………………………………………………………………….. …………….……………………………………………………………………………….
iii.
An element...……………………………………………………………………………... …………………………………………………………………………………………….
iv.
A compound…….………………………………………………………………………… …………………………………………………………………………………………..…
v. Suspension….……………………………………………………………………………..
.……………………………………………………………………………………………
4)
Write names of elements represented by the
following symbols
i. Ar …………………………………… ii. Ca
…………………………………….
iii. N …………………………………….. iv. K
………………………………………..
v. O …………………………………………
5)
(a) Define the following term
i. Physical
change ……………………………………………………………………………………….
…………………………………………………………………………………………………………
ii.
Chemical change……………………………………………………………………………………….
…………………………………………………………………………………………………………
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Solid
(b)
Label the following diagram with its corresponding state of matter
i.
i ii
……………………… ii. …………………………
iii.
vi v
……………………… iv. …………………………
v.
……………………… vi…………………………..
Gas Liquid
6)
Mention and draw any five warning signs found
in chemical containers.
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