Question

One mineral activates the enzyme catalase and the other is a constituent of the ring structure of chlorophyll. These mineral are ___ and ____ respectively.

• A. Iron and Magnesium
• B. Iron and Manganese
• C. Magnesium and Manganese
• D. Calcium and Magnesium

Answer 1

The correct option is A Iron and Magnesium

• Mg is an important constituent of chlorophyll molecule where it occupies a central position of the porphyrin ring and essential for photosynthesis.
• Fe is the core ion of the heme group present in the globular structure of enzyme catalase that removes free oxygen radicals from the system.
  

So, the correct answer is 'Iron and Magnesium'