The main function of vitamin K is in-

Correct option is B

The correct answer is (b) Blood clotting.
· Vitamin K plays a crucial role in the process of blood clotting (coagulation). It is essential for the synthesis of proteins required for blood coagulation, which helps in preventing excessive bleeding when injuries occur. Without sufficient vitamin K, the blood clotting process would be impaired, leading to uncontrolled bleeding.
· Vitamin K is also involved in the modification of certain proteins that are necessary for the binding of calcium in bones and other tissues.