Sample Questions — RNA world
Try 5 questions below from RNA world. Get all 30 in the MedicNEET app.
MCQ
2. Match the following:
Column I (Property) Column II (Molecule)
A. Double-stranded I. DNA
B. Catalytic but unstable. II. DNA
C. Complementary pairing. III. RNA
D. Protein synthesis base IV. RNA
✅ Correct Answer: D
RNA is catalytic and RNA is at the center of the protein-synthesizing system.
MCQ
6. Which of the following is a reason for DNA being chemically more stable than RNA?
✅ Correct Answer: D
Complementary base pairing enhances DNA’s fidelity and repair capability.
👆 Want all 30 RNA world questions? Get them in the app.
Download MedicNEET →
MCQ
8. Which statement supports the idea that DNA evolved from RNA?
✅ Correct Answer: C
RNA’s reactivity led to the selection of DNA with improved chemical stability.
MCQ
Why is DNA better suited for long-term storage of genetic information than RNA?
✅ Correct Answer: C
DNA’s double-stranded nature allows repair and stability for genetic storage.
MCQ
Why is RNA considered unstable?
✅ Correct Answer: C
RNA’s catalytic nature made it chemically unstable.
Practice All 30 Questions from RNA world
You've seen 5 sample questions. Get all 30 with detailed NCERT-mapped explanations in the MedicNEET app.
📲 Download MedicNEET FreeAvailable on Android • 12,771 Biology Questions • 3 Formats