(a) Difference between flower and inflorescence:
| Flower | Inflorescence |
|---|---|
| Flower is specialized shoot in which the leaves are modified into floral structures. | Inflorescence is the mode of arrangement of flowers on the axis of a plant. |
(b) Difference between petals and petaloid tepals:
| Petals | Petaloid tepals |
|---|---|
| The second whorl of flower derived from the corolla is called Petals. | When sepals and petals cannot be differentiated from one another and are non-green, they are called Petaloid tepals. |