Asexual is where you dont need a partner and can reproduce on your own and sexually is when you need to partners to reproduce.
Hope this helps
Answer:
1. C
2. B
If I'm wrong sorry but overall I think those are the right answers.
B uses radiation so I would assume it would be the one using x rays
Answer:
c
Explanation:
Gas is our largest issue, therefore that would be the most reliable answer.
Biotic and living are the same thing, abiotic would be non-living