Home › CBSE Class 11 › Biology › Anatomy of Flowering Plants › What shape are the two guard cells that enclose …
What shape are the two guard cells that enclose a stomatal pore?
ABean shaped cells
BBarrel shaped cells
CSquare shaped cells
DNeedle shaped cells
Answer & Solution
Correct answer: A. Bean shaped cells
1. A stoma is made of two specialised cells facing each other.
2. Their curved outline lets them bow apart to open the pore.
3. They are bean shaped guard cells.
_Source: NCERT Class 11 Biology, Ch 6 'Anatomy of Flowering Plants'_
Related questions
How many xylem bundles does a monocot root usually have?How many xylem and phloem patches does a dicot root usually have?Which layer of the root initiates lateral roots and the vascular cambium?Casparian strips in the walls of endodermal cells carry a deposition of which material?What is the outermost layer of a dicotyledonous root called?In a conjoint vascular bundle, where is the phloem usually placed relative to the xylem?When xylem and phloem lie alternately along different radii, as in roots, the arrangement Monocot vascular bundles have no cambium, so they are described as what?