Hmm..
Pollution
Blooms (Harmful algal that produces toxins)
Coral mining/overfishing/harmful fishing (blast fishing using dynamite)
<span />
10.present a solution
11. true
12. generate ideas
13. a process that improves filteration
14.
15.
16. the allows you to quickly spot Trends or patterns nothing
17.a long list of information
18.data table in linegraph
The answer is cell wall, chloroplasts, mitochondria, and nucleus.
hope this helps!