WAEC Biology 2023 Objective — Question 22
Question 22 of 50 from the West African Examinations Council (WAEC) Biology 2023 Objective paper, with the correct answer and a full explanation.
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Stunted growth and small yellow leaves in plants are symptoms of the deficiencies of
- A. sulphur
- B. iron
- C. magnesium
- D. nitrogenCorrect
Explanation
Slow growth and uniform yellowing of older leaves are the first symptoms of nitrogen deficiency. Nitrogen-deficient plants produce smaller than normal fruits, leaves and shoots, and they also develop later than normal.
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