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The _____ is formed of collenchyma fibres which are often green in colour.

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Important Questions on Plant Anatomy and Plant Physiology

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In between xylem and phloem bundles, there is presence of one or many layers of thin walled elongated parenchymatous cells without intercellular spaces constitutes the meristematic tissue.

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Observe the diagram and answer the following.

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Which group of plants exhibits these two types of cells? (Bryophytes/ Dicots/ Monocots)

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A typical monocotyledonous root has the following characteristics:
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Which of the following is true about bundle sheath cells present in the leaves having Kranz anatomy?
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Each vascular bundle is surrounded by a sheath of sclerenchyma fibres called _____.
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_____ is the thickening material present in casparian strips.
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What makes the casparian strip so effective at ensuring selective absorption?
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Assertion: Endodermis is also considered a starch sheath in the dicot stem. 
Reason: The endodermis cells are rich in grains of starch.
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In dicot roots, the vascular structures are located in the middle of the root, surrounded by the vascular cambium.
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When the protoxylem lies towards the periphery the xylem is called _____.

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_____ roots have a larger number of vascular structures.