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What is ethnobotany?
(a)Study of soil
(b)Use of plants and their parts
(c)Cultivation of flowering plants
(d)Relationship between plants and primitive people

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Important Questions on Science of Plants
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New branches of science developed, biology in relation to physics and chemistry are:
I. Biophysics
II. Biochemistry
III. Molecular Biology
IV. Genetics

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Represent the union of two sets by Venn diagram for each of the following.
is a prime number between and
is an odd number between and

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