WAEC Agricultural Science 2022 Objective — Question 18
Question 18 of 50 from the West African Examinations Council (WAEC) Agricultural Science 2022 Objective paper, with the correct answer and a full explanation.
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Nitrogen is important in plants because it is mainly needed in
- A. fruit formation
- B. root development
- C. cell wall formation
- D. cell divisionCorrect
Explanation
Nitrogen is a key component of proteins and nucleic acids, and is essential for cell division and the formation of chlorophyll (green leaves).
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