Air cavities are present in

(1)palisade parenchyma

(2)spongy parenchyma

(3)vascular bundle

(4)All of the above

Midrib and veins of the represent

The size of the vascular bundles are dependent on the size of the

Which one is true for dicot leaf

In dicot leaf vascular bundle are surrounded by _________which are mostly made up of thick walled_________

How many of the  followings are not present in the dicot leaf

Epidermis, hypodermis, endodermis, pericycle, pith, medullary rays

Monocot leaf is

In monocot leaf, Mesophyll is differentiated into

Bulliform cells are

(1)small, empty, and colourless

(2)large, empty and colourless

(3)large and photosynthetic

(4) large and fluid filled and colourless

In grasses leaves are exposed when bulliform cells becomes­­­­_________ and leaves curl inwards when they are _________