Vitamins and Coenzymes Practice Questions
20 free Vitamins and Coenzymes practice questions for the Zoology, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.
Questions
20 questions
All Vitamins and Coenzymes questions
- Q1. Which vitamin functions primarily as a coenzyme in oxidative decarboxylation reactions?
- Q2. FAD and FMN are coenzyme forms derived from which vitamin?
- Q3. NAD+ and NADP+ are coenzymes derived from:
- Q4. Which vitamin is essential for the synthesis of coenzyme A?
- Q5. Which vitamin acts as a coenzyme in transamination reactions?
- Q6. Biotin primarily functions as a coenzyme in:
- Q7. Which vitamin is essential for one-carbon metabolism and nucleotide synthesis?
- Q8. Methylcobalamin is an active coenzyme form of which vitamin?
- Q9. Which vitamin acts as an antioxidant and participates in collagen synthesis?
- Q10. Vitamin K is primarily required for:
- Q11. Which fat-soluble vitamin functions as an antioxidant protecting cell membranes?
- Q12. Which vitamin deficiency impairs formation of visual pigments?
- Q13. Which coenzyme is involved in acyl group transfer reactions?
- Q14. Which vitamin is necessary for calcium absorption and bone health?
- Q15. Which vitamin-derived coenzyme participates in redox reactions of the electron transport chain?
- Q16. Which vitamin acts as a coenzyme in the conversion of homocysteine to methionine?
- Q17. Which vitamin deficiency affects energy metabolism by impairing glycolysis and the citric acid cycle?
- Q18. Which vitamin acts as a precursor of a hormone-like regulator rather than a classical coenzyme?
- Q19. Which vitamin-derived coenzyme participates in amino acid decarboxylation?
- Q20. Which group of vitamins primarily function as coenzymes in metabolism?