All the following characteristics differentiate stems from the roots except:
1. Development from the plumule
2. Presence of nodes and internodes
3. Terminal or axillary buds
4. Endogenous development of branches

Stems contain chlorophyll and carry out photosynthesis in:

A lateral branch arises from the base of the main axis and after growing aerially for some time arches downwards to touch the ground in:

Apocarpous gynoecium is seen in:

A lateral branch with short internodes and each node bearing a rosette of leaves and tufts of roots is found in:

The term that describes united sepals in a flower is:

Which of the following is incorrect regarding the leaf of a flowering plant?
1. It develops at the node and bears a bud in its axil
2. Axillary bud later develops into a branch
3. They originate from shoot apical meristems
4. They are arranged in a basipetal order

The placentation shown below will be seen in:

A parallel venation will be seen in the leaves of all the following plants except:

Root hairs at the root tip are formed by: