Question

Consider the following elements A

I. Cobalt

II. Phosphorus

III. Zinc

Which of the above elements are required for maintaining the healthy human body?

(a) I and II

(b) II and

(c) I and III

(d) I, II and III

Answer 1

(d) I, II and III

Human body needs various elements to stay healthy. Some of the examples are cobalt, phosphorus, zinc, iron, potassium and many more. Cobalt is a chemical element and is found in earth's crust only. After calcium, the element which is found in abundance in human body is phosphorus which is a component of bones, teeth, DNA and RNA. Zinc is a mineral that a human body needs. But Zinc is needed in small amount in human body and it is found in meat and fish.