I lost my precious belongings.

He utilized his project management skills to start a new business.

Do you understand the necessity of this project?

That information is unnecessary.

That information is completely unnecessary.

He thinks that war is a necessary evil.

He is the main organizer of this event.

The parenchyma of this plant plays a role in photosynthesis and storage.

I love histology classes.

The meristem of this plant is very active.