Consider the following minerals
1. Calcium
2. Iron
3. Sodium
Which of the minerals given above is/are required by the human body for the contraction of muscles?(2013)
a) 1 only
b) 2 and 3 only
c) 1 and 3 only
d) 1, 2 and 3
Answer: D
Minerals required by the human body for the contraction of muscles:
- Sodium
- Potassium
- Calcium
- Magnesium
- Iron
