Question

Which of the following element activates enzyme catalase?

• A. Na
• B. Co
• C. Fe
• D. Si

Answer 1

Answer:

C. Fe

• Fe is the element that activates enzyme catalase.

• Plants obtain iron in the form of ferric ions.

• Na is responsible for C4 metabolism.

• Co is essential for nitrogen fixation by the nitrogen-fixing bacteria associated with legumes and other plants.

• Si improves the health of plants.