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Laurence
Greig
Dave
Chris
Aimee
Questions with the keyword 'tree'
Are there any trees that let out more oxygen than others?
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to
Laurence
,
Greig
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Why are most trees’ leaves green and why are some different colours e.g. red, yellow, different shades of green?
by
to
Aimee
,
Chris
,
Dave
,
Greig
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Laurence
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