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The diagram below represents a set up to investigate the conditions necessary for seed germination.
![figgrowth17620201446.JPG](/courses/uploads/figgrowth17620201446.JPG)
The set up was left for seven days
(a) What conditions were being investigated in the experiment?
(b) State three reasons for soaking seeds in set ups A and B
(c) What were the expected results after 7 days?