HARD
Earn 100

Arrangement of different zones present in the root in a vertical section and choose the correct option.
Root hair zone
Zone of meristem
Rootcap zone
Zone of maturation
Zone of elongation
(a)
(b)
(c)
(d)

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Important Questions on Morphology and Modifications
MEDIUM
(a) The leaflets are modified into pointed hard thorns in Citrus and Bougainvillea
(b) Axillary buds form slender and spirally coiled tendrils in cucumber and pumpkin
(c) Stem is flattened and fleshy in Opuntia and modified to perform the function of leaves
(d) Rhizophora shows vertically upward growing roots that help to get oxygen for respiration
(e) Subaerially growing stems in grasses and strawberry help in vegetative propagation
Choose the correct answer from the options given below:

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HARD
Match the column I with column II and select the correct answer.
Column I | Column II |
A Dahlia | 1 Nodulose roots |
B Curcuma | 2 Nodulated roots |
C Pea | 3 Fasciculated roots |
D Banyan | 4 Prop roots |

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MEDIUM
(A) From the region of elongation, some of the epidermal cells form root hairs.
(B) Pneumatophores are seen in Rhizophora.
(C) Adventitious roots are seen in the banyan tree.
(D) Maize and sugarcane have prop roots.

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