The four most common elements in living organisms are H,C,O,N. These are also known as framework element. Carbon, hydrogen and oxygen together constitute about 94% of the total dry weight of the plant.
The major portion of the dry weight of plants comprises of:
NEET UG 2003 — Botany Biomolecules
2003mcqeasy
The major portion of the dry weight of plants comprises of:
Official previous-year question
Held on 30 Apr 2003 · Verified 9 Jul 2026.
Options
- A
nitrogen, phosphorus and potassium
- B
calcium, magnesium and sulphur
- C
carbon, nitrogen and hydrogen
- D
carbon, hydrogen and oxygen
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