Biology
Name the following.
(a) General name of chemical substances which bring about control and coordination in plants.
(b) The kind of lens required to correct myopia.
(c) The prime source of chlorofluorocarbon is
(d) The chromatin material is formed of
(e) A pollutant which is mainly responsible for causing acid rain.
Chemical Coordination in Plants
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Answer
(a) Phytohormone
(b) Concave lens
(c) Refrigerant
(d) DNA and histone protein
(e) Sulphur dioxide (SO2)
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