Sample Questions — The root
Try 5 questions below from The root. Get all 29 in the MedicNEET app.
MCQ
Root hairs are formed from:
✅ Correct Answer: B
Root hairs are specifically formed from some of the epidermal cells in the region of maturation, not from all cells of this region.
MCQ
The primary function of root hairs is:
✅ Correct Answer: D
Root hairs are thread-like structures whose specific function is to absorb water and minerals from the soil.
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MCQ
What do the primary root and its branches together constitute?
✅ Correct Answer: C
The primary root along with all its lateral branches (secondary, tertiary etc.) together form the tap root system, as seen in mustard plant.
MCQ
Assertion (A): The root cap protects the apical meristem from mechanical stress.
Reason (R): Roots secrete plant growth regulators
✅ Correct Answer: B
The root cap prevents mechanical injury to the tender apex. The roots audio secrete plant growth regulators but they are not the reason why mechanical injury is prevented.
MCQ
what is the sequence of regions from apex to base in root tip?
✅ Correct Answer: B
The correct sequence from apex upwards: root cap at tip, followed by meristematic activity, then elongation, and finally maturation region.
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