WAEC Biology 2023 Objective — Question 29
Question 29 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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Which of the following factors is the main problem facing xerophytes?
- A. Conservation of excess waterCorrect
- B. Competition for sunlight
- C. Lack of adequate watch
- D. Poor formation of roots
Explanation
Plants which grow in areas with limited supply of water are known as xerophytes. Thus, their main problem is lack of adequate water — meaning conservation of excess water is a key adaptive need.
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