NEET Botany Secondary Growth MCQ Question
A diagram of a dicot stem in secondary growth stage shows a ring of cambium. Which of the following processes describes the role of the cambial ring in the formation of secondary tissues?
The cambial ring cuts off new cells both towards the inner side forming secondary xylem and towards the outer side forming secondary phloem.
The cambial ring forms primary xylem towards the pith and primary phloem towards the periphery.
The cambial ring only produces secondary phloem on the outer side without cutting any cells towards the inner side.
The cambial ring is responsible for forming the epidermis and the cortex in the secondary growth stage.
Correct Answer
Detailed Explanation
According to the NCERT context, the cambial ring becomes active in secondary growth, cutting off new cells towards the pith to form secondary xylem and towards the periphery to form secondary phloem.
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