Answer:
I think the first one is filtration
Explanation:
That is respirator mask or a filtration mask I guess and if the man breathes the sawdust he will practically get sick
I hope I helped this is all I know
I think the answer is D. I’m bot sure though I learned about this last year so my memory on it isn’t the best
Answer:
Plants photosynthesize, so they need, thus absorbs carbon dioxide. Marine plants also need carbon dioxide for photosynthesis so they absorb. Dead plant and animal matter decay to release carbon dioxide as a result.
A carbon footprint refers to the greenhouse gas emissions caused both directly, and indirectly, by an individual, a product, an organization, or an event.
The changes will occur in an aquatic ecosystem as a result of nutrient loading are: changes in natural flow regimes as a result of water extraction and supply direct modification or destruction of important habitats barriers to the movement of plants and animals. For example within rivers and between rivers and their floodplain effects of poor water quality competition from introduced, <span>exotic animal and plant species. </span>
Migratoin is not always temporary so the anser is false
