Home › CBSE Class 11 › Biology › Anatomy of Flowering Plants › Apical meristems are responsible for which type …
Apical meristems are responsible for which type of plant growth?
ASecondary growth (girth) in old stems
BPrimary growth (length) at tips
CWound repair after damage
DLateral root formation only
Answer & Solution
Correct answer: B. Primary growth (length) at tips
APICAL MERISTEMS at root + shoot tips drive PRIMARY GROWTH (increase in length). LATERAL meristems (cambium) drive SECONDARY growth (girth). INTERCALARY meristems for grass regrowth.
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?