WAEC Biology 2016 Objective — Question 18
Question 18 of 50 from the West African Examinations Council (WAEC) Biology 2016 Objective paper, with the correct answer and a full explanation.
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18. In both dicotyledonous and monocotyledonous plants, the root hairs originate from the A. piliferous layer B. epidermal layer C. endodermal layer D. cortical layer
- A. piliferous layer
- B. epidermal layerCorrect
- C. endodermal layer
- D. cortical layer
Explanation
Lateral roots originate endogenously (from the pericycle) while root hairs are simply the outgrowths of epidermal cells.
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