Chapter 14 • Class 12 Chemistry
Biomolecules
Class 12 Chemistry Biomolecules: carbohydrates, glucose structure, proteins, amino acids, enzymes, vitamins, DNA & RNA — with solved examples, quizzes and tests.
Study by topic — one focused page each
1
Carbohydrates
Carbohydrates are optically active polyhydroxy aldehydes or ketones, or substances that yield such compounds on hydrolysis. The general formula C x (H…
Start this topic → 2Proteins & Amino Acids
Proteins are the most abundant biomolecules of the living cell and are built from -amino acids . An -amino acid carries both an amino group ( NH 2 ) a…
Start this topic → 3Vitamins & Nucleic Acids
Vitamins are organic compounds required in tiny amounts in the diet to keep the body healthy; they are not synthesised in sufficient quantity by the b…
Start this topic →Chapter-wide tests
Online Test
20 MCQ • 15 min
IMO / Olympiad Practice
Olympiad level • 15 min
📝 Full Chapter Test (Download & Print)
40 marks • 90 min • with answer key