Download Form 2 exam revision..

Form 2 exam revision topics before Exams June 2008
Science
Food chains
Write an example of a food chain
Write a food chain using only
these words:
Predator, herbivore, carnivore,
producer, decomposer
How are
root hair cells
and sperm cells adapted for their
function?
Draw a label a typical plant and a
typical animal cell.
Flowers.
Make sure that you can label a
flower diagram
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Puberty
List the main changes that occur in boys and girls
Boys:
Changes you can see
Changes that take place inside
Girls
Changes you can see
Changes that take place inside
Why are fungi classified
separately from plants, even
though they look a bit like a
plant?
Check that you can write down
the word equation for
photosynthesis.
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Check that you can write down
the word equation for respiration.
Water and carbon dioxide are the
products of respiration.
Describe how you would test for
both of these products.
Having tested for the presence of
water, how would you test for the
purity of the water?
Check that you can describe with
an annotated diagram how the
energy in food is produced only
when the sun is shining.
How can you use pondweed in
an experiment to show that
oxygen is produced during
photosynthesis?
Food types: check that you can list the different types of food, explain the purpose of each
and given an example of a food which contains this nutrient.
Nutrient
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Needed for
Food containing this
nutrient. Name the test
where appropriate
Classification.
Write down the characteristics of
the arthropods.
Spiders
Arthropods:
Myriapods
Crustaceans
Insects
Electricity and electrical circuits
Make sure of all the electrical
symbols
Safety : list things needed for
safe practical work, especially
chemistry
The Earth in space
What are the definitions of these:
A planet
A star
A galaxy
(b)
fill in the following blanks, choosing your words from this selection:
carbohydrate glucose Benedict’s solution iodine starch energy protein growth vitamin
scurvy citrus orange minerals calcium nitrates rabbit Benjamin’s solution producer
photosynthesis
At the start of every food chain is a plant. This is because a food chain has to start with a …………… By the
process of ……………………. plants produce …………… in their leaves, which we can test by using
…………….. which goes purple. The starch soon turns to ……………. which is a sugar and we can test for
this using …………………….. solution which turns from blue to ………………colour. Starch and sugar are
examples of the type of food called ……………………… We also need foods which are rich in …………….
for growth and repair.
Humans need fruits like lemons to provide us with ……………….C; lack of this gives you ………………
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Humans need to grow healthy teeth and bones. For this we need m………… of which c……….. is an
example.
Peanut burning: what and why did you
need to measure before the start of the
experiment?
Cross section of a leaf: check you can
label the diagram in really good detail
Describe using an annotated diagram
how you would use iron filings to set
up an expt to show how much O2
there is in air
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Name a weak and a strong acid and give their
approx pH values
weak
Name a weak and a strong alkali and give their
approx pH values
weak
strong
strong
What colour do the following go in full range
indicator?
Water
Ammonia
Citric acid
Vinegar
Sodium hydroxide
Make sure to revise the electrical symbols. You can get them off the science page of the website.
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