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Question

Silicon is an important constituent of:
  1. rocks.
  2. amalgams.
  3. chlorophyll.
  4. haemoglobin.

A
rocks.
B
amalgams.
C
haemoglobin.
D
chlorophyll.
Solution
Verified by Toppr

Silicon is an important constituent of rock in form of silica SiO2.
Amalgams contains Hg.
Haemoglobin contains iron.
Chlorophyll contains Mg.

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