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Morphology Of Flowering Plants

Question
CBSEENBI11003180
Wired Faculty App

Ginger is an underground stem. It is distinguished from root because

  • it lacks chlorophyll

  • it stores food

  • it has nodes and internodes

  • it has xylem and vessels

Solution

C.

it has nodes and internodes

Underground stems can be differentiated from roots by

(i) Absence of root cap

(ii) Absence of root hair

(iii) Presence of terminal bud

(iv) Presence of nodes and internodes

(v) Occurrence of foilage or scale leaves on the nodes.

Some More Questions From Morphology of Flowering Plants Chapter

What is meant by modification of root? What type of modification of root is found in the:
(a) Banyan tree
(b) Turnip
(c) Mangrove trees

Justify the following statements on the basis of external features:
(i) Underground parts of a plant are not always roots.
(ii) Flower is a modified shoot.

How is a pinnately compound leaf different from a palmately compound leaf?

Explain with suitable examples the different types of phyllotaxy.

Define the following terms:

(a) aestivation

Define the following terms:

(c) placentation

Define the following terms:

(c) actinomorphic

Define the following terms:

(d) zygomorphic

Define the following terms:
(e) superior ovary

Define the following terms:
perigynous flower

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