A.<span> Air pollution............................</span>
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Physical indicators of healthy water quality are temperature<span> and turbidity.
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I believe all of the above!
2 because animals do not have chloroplast or a cell wall
When animals eat food, they get carbon in the form of carbohydrates and proteins. ... The oxygen (O2) from the CO2 molecule was sent back into the atmosphere; the carbon atom (C) was detached and used to make a molecule of sugar.