Question

presence of arenchmya tissue in stem and leaves is characteristics of which plants ​

Answer 1

Multi cellular organisms are made of millions of cells. cells are structural and functional unit of life. They show division of labour and each cell perform a particular function efficiently.Such cells are grouped together and are called as tissues. In other words Tissue is a group of cells which are similar in structure and origin and perform similar function.

In plants,most of the tissue is dead and provide mechanical strength to plants. Plant tissues are of two types.

Meristematic tissue

Permanent tissue

Answer 2

Plants which can float on water and have bouyancy.

These are aquatic plants

Eg hydrilla