rlsavermalolle rlsavermalolle

02-03-2017
Biology

contestada

One effect of air pollution is destruction of
a. the nitrogen cycle
b. photosynthesis
c. the ozone layer
d. chlorofluorocarbons

Respuesta :

amritpal amritpal

03-03-2017

The ozone layer is the answer!

Answer Link

Otras preguntas

Can a human make amino acids or does he or she have to always get amino acids from eating food?

Which describes a significant difference between the North and the South in the years leading up to the Civil War?

As a result of the election of 1876, which person brought Reconstruction to an end in 1877? Edwin M. Stanton Rutherford B. Hayes Thaddeus Stevens Ignatius Donne

Which of these factors led to the stock market crash of 1929? high interest rates low tariff barriers high taxes excessive credit expansion

What did the Puritans of Massachusetts hope to create?

How are primary and secondary succession similar?

Widget wonders produces widgets. they have found that the cost, c(x), of making x widgets is a quadratic function in terms of x.....the company also discovered

what is 25 times 50?

Which social reformer would support this cause above all others? Mother Jones Washington Gladden Samuel Gompers Emma Lazarus

Olympic athletes have lower resting heart rates because