Question

If the water temperature in a lake rises from 10oC to 25oC, what effect is it likely to have on aquatic animals that have a high demand for dissolved oxygen?

A. They will adapt to the change in temperature and use less dissolved oxygen.

B. They will leave the lake and find another with cooler water.

C. They will find it easier to meet their needs for dissolved oxygen.

D. They will find it harder to meet their needs for dissolved oxygen.

Answer 1

A raise in temperature will decrease the solubility of water. Thus less amount of water will be available for aquatic animals. Now what do you think should be the correct answer ?

Answer 2

A?

Answer 3

I think it should be D. It's a more general answer.

Answer 4

Adaptation is not a short process. It takes time.

Answer 5

*short = Quick

Answer 6

Thanks do you think u help me with one or two more?

Answer 7

Sure why not ?

Answer 8

Which of the following best describes a way in which individuals have an impact on the level of greenhouse gases in the atmosphere?

A. Using aerosols that contain chlorofluorocarbons (CFCs) decreases the amount of protective ozone (O3) in the atmosphere.

B. Using appliances that absorb radiation decreases the amount of nitrous oxide (N2O) in the atmosphere.

C. Burning fossil fuels decreases the amount of water vapor (H2O) in the atmosphere.

D. Deforestation decreases the amount of carbon dioxide (CO2) in the atmosphere.

Answer 9

uh-oh !
Post it as a new question.