FLOWER: Contains the reproductive organs. Where the plant makes seeds. Flowers that are insect pollinated (eg rose) have colourful or scented petals to attract insects. Wind pollinated plants (eg grass) do not have petals but still have flowers. (See Making Seeds)

STEM The stem contains tiny tubes (veins) to transport food and water around the plant.
It holds apart the leaves and flowers.

LEAVES Where photosynthesis is carried out. They have a large surface area to absorb as much sunlight as possible.(See photosynthesis)

ROOTS Absorb water and dissolved mineral salts from the ground. Support the plant in the soil so it doesn’t blow over. The root hairs increase the surface area of the root.