A) lithophytes
B) hydrophytes
C) sciophytes
D) xerophytes
Correct Answer: B
Solution :
The parenchyma tissue in aquatic plants (eg, Hydrilla, Potamogeton etc) and in some land plants (eg, petiole of banana, Catena) are called aerenchyma because they make a network leaving wide air spaces (air-cavities) for gaseous exchange and make the aquatic plants light and bouyant, so that they easily afloat.
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