Question

Nitrogen is one of the essential constituents of all living organisms as part of

• A. Proteins
  
• B. Nucleic acids
• C. Chlorophyll
• D. All of the above

Answer 1

The correct option is D All of the above

• Nitrogen is one of the essential constituents of all living organisms as part of proteins, chlorophyll, nucleic acids and vitamins.
• It is a component of amino acids which are building block of proteins, which forms structural basis of all organisms.
• Nitrogen is required for production chlorophyll, nucleic acids and enzymes.
• it is also a major component of vitamins.

Option "D" is correct.