Anatomy Of Flowering Plants Question 131
Question: The given figure shows T.S. of monocot stem. Identify the correct labelling of 1 to 6 marked in the given figure.
Options:
A) 1 - Epidermis, 2 - Hypodermis, 3 - Vascular bundles, 4 - Phloem, 5 - Xylem, 6 - Ground tissue
B) 1 - Cuticle, 2 - Epidermis, 3 - Sclerenchymatous sheath, 4 - Sclerenchymatous hypodermis, 5 - Parenchymatous
C) sheath, 6 - Phloem 1 - Cuticle, 2 - Epidermis, 3 - Sclerenchymatous hypodermis, 4 - Sclerenchymatous sheath, 5 - Parenchymatous
D) sheath, 6 - Phloem 1 - Cuticle, 2 - Epidermis, 3 - Sclerenchymatous hypodermis, - Sclerenchymatous sheath, 5 - Parenchymatous sheath, 6 - Protoxylem
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Answer:
Correct Answer: A
Solution:
[a] In the given figure of monocot stem, the structure marked as 1, 2, 3, 4, 5 and 6 are respectively epidermis, hypodermis, vascular bundle, phloem, xylem and ground tissue.
Monocot stem is characterised by epidermis (2-3 layered), hypodermis and undifferentiated ground tissue stem.
Vascular strand is numerous and scattered.
Vascular bundles are conjoint, collateral and closed.
BETA
