Class 9 Biology MCQs (Grade 9) From Textbook

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Class 9 Biology MCQs – Certification Test 169

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MCQ: 169

The energy required in chemical reactions is called

  1. solvent energy
  2. activation energy
  3. enzymatic energy
  4. catalysis energy
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Class 9 Biology: Enzymes Cerification Guide – Class 9 Biology App & e-Book Trivia

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Class 9 Biology Enzymes Trivia Apps (iOS & Android)

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