Question

Framework elements are

• A. Non-metal minerals
• B. Non-minerals
• C. Mixed
• D. Metals

Answer 1

Answer: (B)

Non-minerals

Carbon, hydrogen, oxygen, nitrogen, phosphorus, potassium, calcium, magnesium and sulphur are essential macro-element. The non-mineral elements like carbon, hydrogen, and oxygen are known as framework elements as these are basic elements which provide the structural framework to cell and also forms an integral part of the storage products. Carbon, oxygen, and hydrogen is an important constituent of carbohydrates which is an instant source of energy. Cellulose which is an important constituent of the cell wall is made up of carbon, hydrogen, and oxygen. Glycogen is the storage product made up of carbon, hydrogen, and oxygen.

So, the correct answer is option B.