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6.Anatomy of Flowering Plants
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The cross-section of a plant material showed the following features when viewed under the microscope.
$(A)$ The vascular bundles were radially arranged.
$(B)$ Four xylem strands with exarch condition of protoxylem.
To which organ should it be assigned?
Option A
Option B
Option C
Option D
Solution
$\Rightarrow$ The characteristics shown in the question are seen in the root. Vascular bundles are arranged on different radii. So it is called radial arrangement protoxylem are arranged outside the root (towards periphery). So it is called exarch condition.
Standard 11
Biology
Similar Questions
Match the following:
| Column $- I$ | Column $- II$ |
| $(1)$ Monocot stem | $(a)$ Bulliform cells |
| $(2)$ Monocot root | $(b)$ Casperian strips |
| $(3)$ monocot leaf | $(c)$ Polyarch xylem bundles |
| $(d)$ Vascular bundles conjoint and closed |
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Match the following
| Column$-I$ | Column$-II$ |
| $(a)$. Hypodermis in dicot stem | $(i)$ Absent |
| $(b)$. Pericycle in dicot stem | $(ii)$ Parenchymatous |
| $(c)$. Ground tissue in monocot stem | $(iii)$ Collenchymatous |
| $(d)$. Phloem parenchyma in monocot stem | $(iv)$ Sclerenchymatous |
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