Q. A small rootless aquatic herb in which a portion of leaf forms a tiny sack or bladder which traps water insects is

 2084  226 Morphology of Flowering Plants Report Error

Solution:

Leaf bladders occur in the aquatic carnivorous plants of Utricularia (Bladderwort). Some of the leaf segments are modified to form small bladders. A bladder has sensitive hair, branched trigger bristles, a trap valve, internal and external glands for trapping and digesting small animals (e.g., water fleas).