Question

Write the characteristic features of sclerenchyma and aerenchyma.​

Answer 1

Answer:

Shape: elongated and pointed at both end. Cell wall: thick and lignified. Cell lack protoplasm. It gives strength and rigidity to the plant body

Answer 2

Answer:

Shape: elongated and pointed at both end. Cell wall: thick and lignified. Cell lack protoplasm. It gives strength and rigidity to the plant

Aerenchyma is a spongy tissue which develops spaces or air channels in the leaves, stems and roots of hydrophytes. They have broad leaves with an outsized number of stomata on their upper surfaces. This characteristic helps hydrophytes to get rid of an extra amount of water.