...$A$... are structures present in the epidermis of leaves. They regulate process of transpiration and ...$B$... exchange. It is composed of two bean-shaped cells known as ...$C$... cells.
Choose the correct combination of $A , B$ and $C$ from the following options
$A-$ Stomata, $B-$ gaseous, $C-$ guard
$A-$ Stomata, $B-$ gaseous, $C-$ subsidiary
$A-$ Stomata, $B-$ water, $C-$ subsidiary
$A-$ Stomata, $B-$ water, $C-$ guard
Which is correct for root hair?
Trichrome are.........
Mature wood stem has a peripheral water proof tissue with opening in the form of scars on its surface. They are
Closed Vascular bundles lack