The true leaves are the leaves that have something to do with photosynthesis. The cotyledons are just the first leaves of a plant.

It shoots up as the first true leaves.

It shoots up as the first true leaves.

stem,rootsor leaves

The modified leaves that are found in embryonic plants are called cotyledons. Cotyledons are the first leaves produced by the plant. They are not true leaves and are considered to be seed-leaves because they are a part of the seed or embryo of the plant.