Question

Petiole and stem of aquatic plant have air spaces

Answer 1

living submerged in water, or at the water's surface. The most common adaptation is aerenchyma, but floating leaves and finely dissected leaves are also common. Aquatic plants can only grow in water or in soil that is permanently saturated with water.

Answer 2

✌️✌️ hey mate,


➡️Petiole and stem of Aquatic plants have air spaces that is called AERENCHYMA.
➡️Deu to the presence of AERENCHYMA the aquatic plants float on the water.


thanks...
nice to help you ✌️✌️