Common Entrance Revision: Includes more advanced questions
15 questions suitable for CE or scholarship
KS3 Levels 5 and 6
Answer all 15 questions and then press ‘Submit’
Your score and any corrections will then be shown

1. How many elements are present in the compound calcium carbonate?
Calcium carbonate has the formula CaCO₃

4

2

1

3

2. What natural material is glass made from?

Trees

Sand

Oil

Clay

3. What does an apiarist study or keep?

Reptiles

Flowers

Bees

Birds

4. When copper foil is heated with a roaring bunsen flame and it quickly turns black.
What is the name of the black chemical formed?

Carbon dioxide

Copper oxide

Carbon

Magnesium oxide

5. A section from an animals liver would be best described as

A cell

An organism

Tissue

An organ

6. Enzymes are needed by our body to help us do what?

sweat

reproduce

digest food

move

7. The diagram shows a log supported at its centre.
Peter is 1.5m from the centre and John is 2.5m from the centre.
How far will John have to move to make the log balance and in which direction?

2m away from the centre

0.5m towards the centre

0.5 m away from the centre

1m towards the centre

8. What type of animal does a 'Lepidopterist' study?

Spiders

Members of the cat family

Butterflies and moths

Beetles

9. After a girl reaches puberty, how often will her body release an egg?

about four times during her life

once a year

once a week

once a month

10. Excess copper oxide is stirred into sulphuric and filtered. What colour will the final solution be?

Pink

Blue

Black

Colourless

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