Dicot Stem LEVEL 3 MCQs Anatomy of Flowering Plants Biology - XI NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Identify the incorrect comparison between monocots and dicots in general:

	Character	Monocots	Dicots
1.	Leaves	Parallel venation	Reticulate venation
2.	Roots	Primary root of short duration, replaced by adventitial roots forming fibrous or fleshy root systems	Develops from the radicle. Primary root often persists forming strong tap roots and secondary roots
3.	Plant stem: Vascular bundles	Ring of primary bundles with cambium, differentiated into cortex and stele	Numerous scattered bundles in ground parenchyma, cambium mostly absent, no differentiation between cortical and stelar regions
4.	Flowers	Parts in threes (trimerous) or multiples of three	Fours (tetramerous) or fives (pentamerous)

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Consider the two statements:

Assertion (A):	Secondary growth takes place in dicot stems but not in monocot stems.
Reason (R):	Hypodermis is collenchymatous in dicot stems while it is sclerenchymatous in monocot stems.

1.	(A) is True but (R) is False
2.	Both (A) and (R) are True but (R) does not explain (A)
3.	(A) is False but (R) is True
4.	Both (A) and (R) are True and (R) correctly explains (A)

Subtopic: Dicot Stem |

85%

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