Lesson

An example of a secondary pollutant is ______.

• SO2

• NOx

• acid rain

• environmental degradation

Which of the following is the primary pollutant that is a carcinogen?

• SO2

• NOx

• CO

• VOCs

Tags

NGSS.HS-LS2-7

Primary pollutants are caused by

• a) human activities

• b) natural activities

• d) unknown activities

• both a and b

A secondary pollutant is caused directly by humans.

• True

• False

An example of human activities includes all the following EXCEPT

• transportation

• volcanic emissions

• industry

• power generation

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

An example of natural activities includes all the following EXCEPT

• forest fires

• pollen

• dust

• agriculture

Which of the following is the primary pollutant attaches to hemoglobin and takes the place of oxygen in our blood?

• CO

• NOx

• CO2

• SOx

Particulate matter can cause all the following EXCEPT

• acid rain

• bronchitis

• emphysema

• lung damage

Which of the following primary pollutants come from car emissions (exhaust)?

• VOCs

• NOx

• CO

• All of them

Smog is

• fog

• smoke

• air pollution

• all of the above