Answer:
The seed in the plant having one cotyledon is called as the monocotyledon, while the seed in the plant having two cotyledons is named as the dicotyledon.
Step-by-step explanation:
Monocots are herbaceous. 
Dicots are both woody as well herbaceous.
Monocotyledon- Leaves in monocots have parallel venation 
Dicotyledon - Leaves in dicots have reticulate or net venation