Answer: The given statement is false.
Step-by-step explanation: The trees provide us with many useful products that can be a part of plant other than fruits. it provides us vegetables like spinach and cabbage that is the leaves of the plant.
The mustard seeds are also used by the human beings, the roots of certain plants are also used as food. Some flowers like cauliflower is also used as a vegetable.
All the above examples prove that there are various parts of trees or plants that can be used as food for human other than fruits.