In humid climate, presence of spines in shrubs is
To reduce transpiration
To defend against mammal herbivory
To defend against wood cutters
To check seed predation by birds
Tongue like out growth in the leaf of grasses is
The layer which separates velamen (A spongy tissue in epiphytic roots of some orchids for absorption of atmospheric moisture) from cortex is called
Nodulated roots make the plant rich in
Phyllode of Acacia auriculiformis is a leaf modification because
Cyathium inflorescence shows