Which of the following is true of sewage treatment plants in the United States? A
They release wastewater before solids are removed from the sewage.
B
They use stormwater runoff to assist in the treatment process
с
They are not designed to remove pharmaceutical chemicals from wastewater.
D
They have largely eliminated cultural eutrophication in Chesapeake Bay
E
They release wastewater that is not regulated by the Clean Water Act.

Which is it a characteristic of the animal kingdom? a. they include both vertebrates and invertebrates b. their skin is covered with hair or fur c. they are heterotrophs d. they are eukaryotic

4the indian leaf butterfly has traits that allow it to resemble a leaf. the bright colors of the monarch butterfly indicate that the butterfly tastes bad and can be poisonous. how does the appearance of these butterflies them to survive? f the indian leaf butterfly is able to avoid predators while the monarch butterfly warns predators away. g. the indian leaf butterfly frightens predators away while the monarch butterfly poisons predators before they can eat it. h both butterflies rely on camouflage to avoid predation. j both butterflies cooperate with one another to avoid predation.

9. wind power creates pollution. water air soil noise