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Q1.
When thinking of measuring and monitoring the most important questions
to bear in mind are: what, why,
how, when and where.
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Q2.
The purpose of the activity determines what
techniques can be used.
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Q3.The
use of statistics allows inferences to be made from a population to a
sample.
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Q4.
Accuracy relates to the repeatability of
a measurement being taken.
Q5.
International standards
exist that cover laboratories and laboratory techniques and procedures
to ensure quality assurance and quality control.
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Q6.
When measuring air quality
the units of the volume mixing ratio is micrograms per cubic metre.
Q7.
Diffusion tubes are available
for the monitoring of dust concentrations.
Q8. Lysimeters
are used to record changes in groundwater.
Q9.
River flow can be estimated using current
meters and dilution gauging.
Q10.
Biological monitoring can be used to assess
water quality.
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Q11.
Monitoring networks are spaced equally across the globe to give the most
accurate representative
of global processes.
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Q12.
Methods of determining soil texture include
touch, sieving and settling in a water column.
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Q13. An
auger is used to measure soil suction.
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Q14.
Many geomorphic processes are episodic in
nature.
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Q15.
Indirect methods such as aerial photography
and satellite systems can be used to map such
details as vegetation life-form class, vegetation type, and canopy cover.
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© copyright Hodder Arnold 2004
