You obviously hadn't noticed that living things have not become extinct. There are still plenty of them about.
Living things, that do not reproduce, would eventually die out and become extinct.
we would all become extinct
No
Living things, that do not reproduce, would eventually die out and become extinct.
mass extinction
I think it's called a mass extinction.
The sun is not alive, only living specis can become extinct.
Extinct - no more, not living Living- a lot, alive
The are examples of stromatolites still living. They are not extinct.
The Antarctic Treaty is a TREATY not a living thing so it can not become extinct.
When the last living member of that species dies, the species become "extinct".
No, it is an adjective (no longer living). The active and passive verbs would be to make extinct or to become extinct.