A leaf primordium grows into the adult leaf lamina by means of

Identify$\mathrm{A}, \mathrm{B}$ and $\mathrm{C}$ in the given diagram of shoot apical meristem ?

Which of the following are the characteristic features of phloem?

i) Gymnosperms have albuminous cells and sieve cells

ii) Presence of tracheids

iii) They store food materials in the form of starch or fat

iv) They have sieve tube elements that are long, tube-like structures

v) Their end walls are perforated in a sieve like manner

The correct combination is

On the basis of the given diagram, find out the correct option:-

Represent the union of two sets by Venn diagram for each of the following.

$X=\{x | x$ is a prime number between $80$ and $100\}$

$Y=\{y | y$ is an odd number between $90$ and $100\}$