Enucleated cells at maturity are
palisade cells
guard cells
companion cells
sieve elements
D.
sieve elements
An enucleated cell is a cell where the nucleus, and thus all genetic information, has been removed. Sieve elements are living enucleated structures.
Draw illustrations to bring out anatomical difference between:
(a) Monocot root and dicot root
(b) Monocot stem and dicot stem
The transverse section of a plant material shows the following anatomical features:
(a) the vascular bundles are conjoint, scattered and surrounded by a sclerenchymatous bundle sheaths.
(b) phloem parenchyma is absent. What will you identify it as?
Why are xylem and phloem called complex tissues?
What is stomatal apparatus? Explain the structure of stomata with a labelled diagram.
Name the three basic tissue systems in the flowering plants. Give the tissue names under each system.
How is the study of plant anatomy useful to us?
What is periderm? How does periderm formation take place in the dicot stems?
Describe the internal structure of a dorsiventral leaf with the help of labelled diagrams.
Cork cambium forms tissues that form the cork. Do you agree with this statement? Explain.
Mock Test Series
