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WorksheetsYear 7 Revision Quiz
Total questions: 45
Worksheet time: 45mins
Name
Class
Date
1.
1 cm3 of gold has a mass of 19.3g.
1 cm3 of aluminium has a mass of 2.7g.
One reason for this is that the particles in gold are:
1 cm3 of aluminium has a mass of 2.7g.
One reason for this is that the particles in gold are:
a)
heavier than those in aluminium
b)
lighter than those in aluminium
c)
further apart than those in aluminium
d)
larger than those in aluminium
2.
What type of substance is represented by the picture?
a)
Solid
b)
Liquid
c)
Gas
d)
Solution
3.
This image is clearly a liquid because.....
a)
it is H2O
b)
the molecules are far apart and moving
c)
the particles can move and are close together
d)
the particles are vibrating in a fixed position
4.
The image could not be.....
a)
pure water
b)
an impure liquid
c)
a gas dissolved in water
d)
a salt solution
5.
The force (pressure) of a gas or liquid on a solid is due to:
a)
moving particles hitting each other
b)
stationary particles in the surface of the solid
c)
moving particles hitting the surface of the solid
d)
stationary particles resting on each other
6.
A liquid is heated. Why does the hot liquid occupy a larger volume than a cold liquid?
a)
the particles are closer together in a hot liquid
b)
the particles are moving about slower in a hot liquid
c)
the particles are further apart in a hot liquid
d)
the particles are smaller in a hot liquid
7.
Who is right?
a)
James and Jersinda but not Jessica
b)
James and Jessica but not Jersinda
c)
Jessica and Jersinda but not James
d)
All three of them
8.
Dalton said that gnats flying about in the air gave him the idea of what a gas was. What type of movement by the gnats was Dalton referring to?
a)
fast, smooth flight
b)
slow, smooth flight
c)
fast, erratic flight
d)
slow, erratic flight
9.
The diagrams show the different states of matter. What is the correct sequence for a gas cooling?
a)
A
b)
B
c)
C
d)
D
10.
Look at the picture. When air is pumped out of the can its walls collapse inwards.
This happened because the number of particles hitting the outside of the walls is:
This happened because the number of particles hitting the outside of the walls is:
a)
greater than the number hitting the inside walls
b)
the same as the number hitting the inside
c)
less than the number hitting the inside
d)
almost none!
11.
A particle of perfume escaped from a bottle of perfume by evaporation. Which diagram best describes its journey after it escaped?
a)
A
b)
B
c)
C
d)
D
12.
The sketch graph shows the temperature of a molten chemical as it cools down and becomes solid.
Which point is room temperature?
Which point is room temperature?
a)
A
b)
B
c)
C
d)
D
13.
The graph shows the temperature of some water as it is heated from room temperature to its boiling point. In which part of the graph will some water turn to water vapour?
a)
Part X only
b)
Parts Y and Z only
c)
Parts X, Y and Z
d)
Part Z only
14.
The air in a hot air balloon is heated and
the balloon moves upwards. Why does this happen?
the balloon moves upwards. Why does this happen?
a)
heat naturally falls
b)
heat naturally rises
c)
heated air is less dense than cooler air
d)
heated air is less dense than hotter air
15.
Which row contains only poor conductors
of heat?
of heat?
a)
A
b)
B
c)
C
d)
D
16.
Which statement is correct?
a)
both heat and temperature are forms of energy
b)
heat is a form of energy but temperature
is not
is not
c)
neither heat nor temperature is a form
of energy
of energy
d)
temperature is a form of energy but heat
is not
is not
17.
When water evaporates, which row in the table is correct?
a)
A
b)
B
c)
C
d)
D
18.
Which element is shown in the diagram?
a)
Hydrogen (number 1 on the periodic table)
b)
Helium (number 2 on the periodic table)
c)
Lithium (number 3 on the periodic table)
d)
Beryllium (number 4 on the periodic table)
19.
How many elements can you see in the diagram?
a)
1
b)
2
c)
3
d)
4
20.
Which diagram shows a mixture of elements?
a)
(a)
b)
(b)
c)
(c)
d)
(d)
21.
Which images show pure substances?
a)
E, F and H
b)
B, E, F and H
c)
A, E, F and H
d)
A, D, E, F, H and I
22.
Which images show mixtures?
a)
A, D and I
b)
B, C and G
c)
A, B, D and G
d)
All of them are mixtures of atoms
23.
Which diagram shows the reaction of
two magnesium atoms reacting with an
oxygen molecule?
two magnesium atoms reacting with an
oxygen molecule?
a)
A
b)
B
c)
C
d)
D
24.
What method of separation is found in the diagram?
a)
Filtration
b)
Evaporation
c)
Distillation
d)
Crystalisation
25.
Which of the following mixtures could be separated with filtration?
a)
Salt and water
b)
Salt and sand
c)
Sand and stones
d)
Alcohol and water
26.
The diagram shows a chromatogram of different substances, W, X, Y and Z.
Which substance is the least soluble?
Which substance is the least soluble?
a)
W
b)
X
c)
Y
d)
Z
27.
How many of the 4 substances, W, X, Y and Z, are mixtures
a)
1
b)
2
c)
3
d)
All
28.
When no more copper sulphate dissolves in water at a fixed temperature the solution is said to be:
a)
Complete
b)
Crystallised
c)
Insoluble
d)
Saturated
29.
The graph shows the solubility curves of four substances. (A, B, C and D)
Which substance is the least soluble
Which substance is the least soluble
a)
A
b)
B
c)
C
d)
D
30.
What is the general pattern of solubility of solids dissolving?
a)
the lower the temperature of the solvent the more that they dissolve
b)
the lower the temperature of the solvent the less that they dissolve
c)
solubility does not depend upon the temperature of the solvent
d)
the amount of solid that dissolves depends on the size of the crystals
31.
What is the group of similar cells that make up the bottom layer of a leaf called?
a)
an organ
b)
a tissue
c)
a membrane
d)
a system
32.
a)
A
b)
B
c)
C
d)
D
33.
A microscope has the following lenses:
Eye piece lenses; x4 and x10
Objective lenses; x4, x10 and x40
What is the highest magnification that can be achieved using these lenses?
Eye piece lenses; x4 and x10
Objective lenses; x4, x10 and x40
What is the highest magnification that can be achieved using these lenses?
a)
x16
b)
x100
c)
x400
d)
x1600
34.
Which part of a plant cell is strongest?
a)
Cell wall
b)
Chloroplast
c)
Nucleus
d)
Cell membrane
35.
In which part of a plant cell do most chemical reactions take place?
a)
chloroplast
b)
nucleus
c)
cytoplasm
d)
cell membrane
36.
The diagram shows root hair cells.
Which statement is not true about root hair cells?
Which statement is not true about root hair cells?
a)
They contain chloroplasts for photosynthesis
b)
They have a large surface area to absorb water and minerals
c)
They have a strong cell wall for structure and protection
d)
They have a large vacuole to store sap to keep their shape
37.
Red blood cells are very small. It is an advantage to have many small red blood cells rather than a few large cells.
What sentence is not an advantage for red blood cells?
What sentence is not an advantage for red blood cells?
a)
small cells have a larger surface area compared to the same volume of large cells
b)
many smaller cells can absorb more oxygen than a few large cells
c)
small cells can travel along very narrow blood vessels
d)
small cells can live longer and reproduce quicker
38.
Look at the graph of pollen tube growth against glucose concentration.
Which statement is not a correct conclusion?
Which statement is not a correct conclusion?
a)
pollen does not need extra glucose to grow a tube
b)
pollen tubes grow best with about 6g/100cm3 of glucose
c)
too much glucose stops pollen germinating
d)
extra glucose helps pollen to grow
39.
Which part is where pollen is produced?
a)
A
b)
B
c)
C
d)
D
40.
Which seed is most likely dispersed by the wind?
a)
A
b)
B
c)
C
d)
D
41.
a)
A
b)
B
c)
C
d)
D
42.
Where does fertilization occur?
a)
A
b)
B
c)
C
d)
D
43.
Where does fertilization take place?
a)
A
b)
B
c)
C
d)
D
44.
Which part contains both blood from the mother and fetus?
a)
1
b)
2
c)
3
d)
5
45.
Which part is the cervix, which has to dilate before birth can happen?
a)
1
b)
6
c)
7
d)
8
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