1
a Name the crofter’s farming
system which uses seaweed as a fertiliser.
b What is the Gaelic name for the ‘hand
plough’ used to till the soil in this practice?
2
a Who is said to have written the first
reference to seaweed use in Scotland?
b To which
species was he referring? (use the common name)
c Give three
uses for this species:
1.___________________
2.___________________ 3.___________________
3
Name the five main ingredients in the Victorian ‘tonic
wine’ used to treat sore joints in children.
1.___________________
2.___________________ 3.___________________
4.___________________
5.___________________
4
What phrase did Edinburgh
seaweed vendors shout to advertise their wares in the streets
during the 19th Century?
5
a Because it has large, egg-shaped air bladders to keep it
afloat, Ascophyllum nodosum is sometimes called ‘egg-wrack’
or ‘knotted wrack’ - what is another common English name?
b What is its Gaelic
name ? (pronounced ‘Femin Vooy’)
6
a What three chemicals
were extracted from seaweeds in the 17th - early 20th centuries?
1.___________________
2.___________________ 3.___________________
b Name one physical and one social / agricultural
problem for crofters who
burned seaweed to extract the chemicals:
(physical) ___________________
(social/ agricultural) ___________________
c Mineral deposits from which two
countries provided the competition which was eventually
to wipe out these industries in Scotland?
1.___________________
2.___________________
7
All the answers for these questions appear on the same page
(click here to get there).
a Alginates in food are more commonly known
by what E numbers?
b An aeroplane with alginate fibre as a major
component was once built and flown. What kind was it?
c What does S.S.R.A stand for?
d Where is the remaining Kelco alginates factory in
Scotland?
8
Is it legal to cut seaweed
from the shore?
9
Name three things that you might find in a supermarket or
in your house that contain seaweed. (A clue - Look for the
E numbers from question 7a,
and keep your eye out for any of the following species names:
Fucus vesiculosus, Ascophyllum nodosum and Chondrus
crispus).
1.___________________
2.___________________ 3.___________________
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