5479831
Description
Quiz by ahidalgo.maldona, updated more than 1 year ago
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Created by ahidalgo.maldona
almost 8 years ago
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Question 1
Question
Which pair of features is found in plant cells but not in animal cells?
Answer
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cell membrane / cell sap
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cell sap / cell wall
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cell wall / nucleus
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nucleus / cell membrane
Question 2
Question
The diagram shows a small part of a plant cell greatly magnified.
Which part controls what enters and leaves the cell?
Answer
-
A
-
B
-
C
-
D
Question 3
Question
When an enzyme molecule has catalysed a chemical reaction in a cell, what happens to it?
Answer
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It acts as a catalyst again.
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It is denatured.
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It is digested.
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It is used up by the reaction.
Question 4
Question
There are four stages in testing a leaf for starch.
1 soften in hot water
2 stain with iodine
3 boil in alcohol
4 boil in water
What is the correct order for these stages?
Answer
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1 / 2 / 3 / 4
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1 / 4 / 3 / 2
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3/ 1/ 2/ 4
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4/ 3/ 1/ 2
Question 5
Question
The diagram shows some cells in a leaf of a green plant.
In which layer of cells does most photosynthesis occur?
Answer
-
A
-
B
-
C
-
D
Question 6
Question
The diagram shows a section through a human tooth.
Which part is made of the hardest material?
Answer
-
A
-
B
-
C
-
D
Question 7
Question
The pie-charts show the compositions of four different foods.
Which food contains the most energy?
Answer
-
A
-
B
-
C
-
D
Question 8
Question
The diagram shows apparatus that can be used to demonstrate that the air breathed out by a
person contains more carbon dioxide than the air breathed in.
The person breathes in and out at X.
Where does air enter and leave the apparatus?
Answer
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air enters at (Y) air leaves at (Y)
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air enters at (Y) air leaves at (Z)
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air enters at (Z) air leaves at (Y)
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air enters at (Z) air leaves at (Z)
Question 9
Question
Which cells destroy harmful microorganisms in the blood?
Answer
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goblet cells
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platelets
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red blood cells
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white blood cells
Question 10
Question
The diagram shows part of the human circulatory system.
Which structure carries oxygenated blood?
Answer
-
A
-
B
-
C
-
D
Question 11
Question
The drawing shows a plant in a container of water. There is a layer of oil on top of the water that
stops the water evaporating. The apparatus weighs 300 g.
After two hours it weighs 296 g.
What is the rate of transpiration?
Answer
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150 g water / hour
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148 g water / hour
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4 g water / hour
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2 g water / hour
Question 12
Question
Which organ releases insulin when the blood sugar level is too high?
Answer
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kidney
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liver
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pancreas
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stomach
Question 13
Question
The diagram shows a section through a flower
Where do the following occur?
Answer
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pollination 1 fertilisation 2
-
pollination 2 fertilisation 4
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pollination 3 fertilisation 1
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pollination 4 fertilisation 3
Question 14
Question
Which process takes place when a sperm joins with an ovum?
Answer
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fertilisation
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intercourse
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menstruation
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sterilisation
Question 15
Question
Which diagrams show the bonding in the molecules of nitrogen and ethene?
Answer
Question 16
Question
The reaction of zinc and sulphur to form zinc sulphide is exothermic.
Which information in the table is correct?
Answer
-
A
-
B
-
C
-
D
Question 17
Question
Which substance is an ionic compound?
Answer
-
A
-
B
-
C
-
D
Question 18
Question
Bromine is in the same group of the Periodic Table as chlorine.
What are the colour and formula of hydrobromic acid likely to be?
Answer
-
A
-
B
-
C
-
D
Question 19
Question
Which equation shows an insoluble base reacting with an acid?
Answer
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barium chloride + sulphuric acid → barium sulphate + hydrochloric acid
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magnesium oxide + hydrochloric acid → magnesium chloride + water
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sodium carbonate + hydrochloric acid → sodium chloride + water + carbon dioxide
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zinc + sulphuric acid → zinc sulphate + hydrogen
Question 20
Question
Flame tests are carried out on calcium chloride and copper (II) chloride.
What are the colours of the flames?
Answer
Question 21
Question
In an experiment, 100 cm3 of dry air are passed over heated copper turnings until there is no
further change in volume (at r.t.p.).
What volume of gas remains?
Answer
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89 cm3
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79 cm3
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21 cm3
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11 cm3
Question 22
Question
A mixture of copper, magnesium and zinc is added to an excess of dilute sulphuric acid. The
resulting mixture is then filtered.
What is the solid left behind?
Answer
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copper and magnesium
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copper only
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magnesium and zinc
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zinc only
Question 23
Question
Which statement best describes how and why drinking water is sterilised?
Answer
Question 24
Question
In which experiment does the metal act as a catalyst?
Answer
Question 25
Question
The diagram shows an experiment to investigate the effect of heat on potassium nitrate.
The glowing splint bursts into flame.
What happens to the potassium nitrate when it is heated?
Answer
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type of reaction = combustion gas produced = hydrogen
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type of reaction = combustion gas produced = oxygen
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type of reaction = thermal decomposition gas produced = hydrogen
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type of reaction = thermal decomposition gas produced = oxygen
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