Biomolecules MCQ practice test for NEET Biology, based on NCERT Class XI Chapter 9 and NEET syllabus Unit 3 (chemical constituents of living cells). Each set has 15 NEET-pattern MCQs in 15 minutes. Questions cover the chemical analysis of tissues, amino acids, lipids, nitrogen bases, nucleosides and nucleotides, primary and secondary metabolites, proteins and their structure, polysaccharides, nucleic acids, the bonds linking monomers, and enzymes: enzyme action, activation energy, factors affecting activity, inhibition, classification and cofactors. Previous-year NEET questions are mixed with new questions.