Sucking roots occur in

Find the odd one out with respect to radicle leaves (leaves arising from the root).

Pneumatophores occur in

In a longitudinal section of a root, starting from the tip and moving upwards, the four regions are arranged in which order?

Epiphytes like $Vanda$ develop a special layer of absorptive tissue called $velamen$,consisting of $4$ or $5$ layers of long polygonal cells. $Velamen$ is formed by:

Which of the following is a characteristic of monocots?