Question

what are minerals how they useful to us

Answer 1

A naturally occurring inorganic solid with a definite chemical composition and an ordered atomic arrangement is a mineral.

metals have a wide variety of uses, like iron is used in ores or salt is consumed by us in everyday life.

Answer 2

Minerals are important basic building blocks for proper nutrition and health. Without them, other nutrients are unable to function properly.

Uses of minerals in the body: Calcium gives structure and strength to bones and teeth. It also helps in blood clotting, enzyme function, transfer signals to nervous system etc. Iron is required in transporting oxygen from lungs to other parts of the body.