Q. The richest sources of vitamin-$B_{12}$ are
A) Goat’s liver and $spirulina$
B) Chocolate and green gram
C) Rice and hen’s egg
D) Carrot and chicken’s breast
Explanation
Vitamin-$B_{12}$ (cyanocobalamin) is only vitamin not found in vegetable. It is present in animal protein such as meat, liver, fish, etc. Recently, it has been considered that the alge$\ Spirulina$ (single cell protein or SCP) also contains this vitamin.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.