Carrot is a type of
Modified tap root
Conical root
Both a and b
None of these
Tap root modification for storage of food:
A) Fusiform roots/Spindle roots - These roots are thicker in the middle and tapering on both ends, eg. Radish (Raphanus sativus)
B) Conical roots - These roots are thicker at their upper side and tapering at the lower side, eg. Carrot (Daucus)
C) Napiform roots - These roots become swollen and spherical at the upper end and tapering (like a thread) at their lower end. Eg. Turnip (Brassica rapa), Beetroot (Beta vulgaris)
D)Tuberous roots - These roots do not have a regular shape and any portion of roots become swollen & fleshy. Eg. Mirabilis.
E) Nodulated roots - Nodules are formed on branches of roots by nitrogen-fixing bacteria (Rhizobium). Eg. Plants of Papilionaceae subfamily of Leguminosae.
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Carrot is a modified conical tap root.