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Class 11 Biology — Chapter 9: Biomolecules
60 practice questions · 20 Easy · 20 Medium · 20 Hard
Free NCERT-aligned multiple-choice practice for Class 11 Biology, Chapter 9 (Biomolecules). Practise timed Easy, Medium and Hard quizzes with instant explanations — built for CBSE Board exams, JEE Main and NEET UG. Here are a few sample questions; sign in free to practise all 60.
Sample questions
Q1Easy
Building blocks of proteins:
A.Amino acids✓ correct
B.Nucleotides
C.Glucose
D.Fatty acids
Why
20 standard amino acids polymerise via peptide bonds.
Q2Medium
Most enzymes are:
A.Proteins✓ correct
B.Lipids
C.Carbohydrates
D.Nucleic acids
Why
(Some are RNA — ribozymes.)
Q3Hard
Storage polysaccharide in animals:
A.Glycogen✓ correct
B.Starch
C.Cellulose
D.Chitin
Why
Glycogen in liver and muscle.
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