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D2-5a
Activity
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Fieldwork – Studying two
different habitats
You are going to study the environmental conditions
of two different habitats. The habitats you are going
to look at are a pond or river and a wood or
grassland.
Equipment
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notebook and pencil
thermometer
pH meter or soil testing kit
screw top jar containing some distilled
water, pH 7
 light meter
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oxygen meter
data storage device
ping pong or tennis ball
stopwatch
10 m tape measure
Obtaining evidence
1 Your teacher will take you to study a habitat. Follow the instructions on
Resource 1 on how to measure the environmental conditions.
2 As you collect your data, fill in the table.
Grassland or wood
Pond or river
temperature
light intensity
pH of soil or water
oxygen content
(not applicable)
flow rate
(not applicable)
Considering the evidence
3 When you have collected your data complete the sentences below.
1 The light intensity in the wood/grassland was
than by
the pond/river.
This was because
The pH of the soil was
was
and the pH of the river
.
The air temperature changed during the day, but the river
temperature
.
This was because
© Harcourt Education Ltd 2004 Catalyst 2
This worksheet may have been altered from the original on the CD-ROM.
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