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Class 11BiologyBiomoleculesPrimary and Secondary metabolites
Medium

Choose the correct option for chemicals like caffeine,quinine,strychnine,and opium.

  • A
    Plant defense against grazers and browsers.
  • B
    Commercially extracted by humans from plants.
  • C
    Produced by plants.
  • D
    All of the above.
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Class 11 Questions

Class 11

Biology Questions

Chapter

Biomolecules

Subtopic

Primary and Secondary metabolites

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