A) providing buoyancy in hydrophytes
B) absorption in stilt roots
C) giving mechanical strength to plants
D) giving flexibility to plants
Correct Answer: A
Solution :
Parenchyma is most primitive type of permanent tissue. In hydrophyte (aquatic plants) Parenchyma develops abundant of air spaces and are known as aerenchyma. Aerenchyma helps in floatation. Sclerenchyma is made up of thick-walled cells, the thickening is due to depasition of lignin. These are mechanical in function.
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