Q1. Which vitamin deficiency leads to dermatitis as a symptom?A. Vitamin B₁B. Vitamin B₂C. Vitamin B₃D. Vitamin B₁₂
Q3. Which type of bond links nucleotides in a nucleic acid?A. Phosphodiester bondB. Peptide bondC. Glycosidic bondD. Hydrogen bond
Q4. Which biomolecule forms the structural framework of connective tissues?A. CollagenB. HemoglobinC. InsulinD. RNA
Q6. Which vitamin is synthesized in the skin upon exposure to sunlight?A. Vitamin AB. Vitamin CC. Vitamin KD. Vitamin D
Q7. Which vitamin deficiency causes night blindness?A. Vitamin B₁B. Vitamin CC. Vitamin DD. Vitamin A
Q8. Which vitamin is involved in the synthesis of visual pigments?A. Vitamin AB. Vitamin B₂C. Vitamin CD. Vitamin D