Question

why is conservation of minerals necessary

Answer 1

mineral resources are extremely important to our national economy as they are non renewable and cannot be replaced.

Answer 2

Minerals are found in the grounds of lands ,deep inside it.
They are scarce in the quantity.
Due to the abundant population the demand for minerals is rising.
There is danger that would be finished.
There conservation is necessary as their quantity is decreasing and the demand for minerals is growing day-by-day.

Hope it helps you!