STD 11 - 8. Cell the unit of life — BIOLOGY STD 11 Science — Question

$I.$ Cells attaining their maximal size

$II.$ Proper wall thickening and protoplasmic modification

$III.$ Rapid cell division

Select the correct option

$I.$ In red algae vegetative reproduction takes place by fragmentation 

$II.$ In red algae the food is stored as floridean starch, which is very similar to amylopectin and glycogen is structure 

$III.$ Cell wall of red algae consists of chitin

Which of the statements given above are correct?

$(a)$ Large number of scattered vascular bundles surrounded by bundle sheath.

$(b)$ Large conspicuous parenchymatous ground tissue.

$(c)$ Vascular bundles conjoint and closed.

$(d)$ Phloem parenchyma absent. Identify the category of plant and its part