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NEET • BIOLOGY • ANATOMY OF FLOWERING PLANTS
Anatomy of flowering plants practice · Easy
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Plant cells that are photosynthetically active are found in the …A… layer of leaves and are …B… .
Choose the correct combination of A and B from the below given options
Choose the correct combination of A and B from the below given options
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Correct option: A
A-mesophyll, B-parenchymatous
Option A (A-mesophyll, B-parenchymatous) is correct because the mesophyll layer of leaves contains photosynthetically active parenchyma cells.
122
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Dicot stems have conjoint and open __________ tissue.
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Correct option: C
Vascular tissue
Option C (Vascular tissue) is correct because dicot stems have conjoint and open vascular bundles, which are a type of vascular tissue.
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Mechanical tissue consisting of living cells is
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Correct option: B
Collenchyma
Option B (Collenchyma) is correct because collenchyma is a living mechanical tissue that provides flexibility and support to plants.
124
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Meristematic cells have
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Correct option: D
Thin cell wall and no intercellular spaces
Option D (Thin cell wall and no intercellular spaces) is correct because meristematic cells are actively dividing and have thin cell walls to facilitate division and lack intercellular spaces for efficient communication.
125
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Simple permanent living tissues which are made up of thin-walled similar isodiametric cells are called
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Correct option: A
Parenchyma tissues
Option A (Parenchyma tissues) is correct because parenchyma tissues are simple, permanent, living tissues made of thin-walled, similar isodiametric cells.
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Bulliform cells help
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Correct option: A
Minimise water loss
Option A (Minimise water loss) is correct because bulliform cells, when turgid, keep the leaf surface exposed, but when flaccid due to water stress, they cause the leaf to curl inwards, reducing water loss.
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I. Unicellular hair
II. Endodermis with passage cells
III. Pith small and inconspicuous
IV. Radial vascular bundle
V. 2-4 xylem and phloem
VI. Cambium ring develops between xylem and phloem
The above description refers to which of the following?
II. Endodermis with passage cells
III. Pith small and inconspicuous
IV. Radial vascular bundle
V. 2-4 xylem and phloem
VI. Cambium ring develops between xylem and phloem
The above description refers to which of the following?
View answer and explanation
Correct option: B
Dicot root
Option B (Dicot root) is correct because the listed characteristics (unicellular hair, endodermis with passage cells, small pith, radial vascular bundle, 2-4 xylem and phloem, cambium ring development) are all features of a dicot root.
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Sequence of cellular layers from the periphery towards the cortex in an old dicot stem is
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Correct option: D
Epidermis, phellem, phellogen, phelloderm
Option D (Epidermis, phellem, phellogen, phelloderm) is correct because it correctly represents the sequence of cellular layers from the periphery towards the cortex in an old dicot stem.
Revision notes and key takeaways
Review ANATOMY OF FLOWERING PLANTS in your textbook or class notes, then use this set to check your understanding.
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