WONDER #2389: Why Do We Have Nose Hair?

Question 1 of 3

What is the main idea of this Wonder?

1. The best way to get rid of nose hair is trimming.
2. The best ways to stop air pollution.
3. Nose hair protects us from dangerous particles in the air.
4. Sneezing is caused by particles from the air.

Question 2 of 3

The two types of nose hairs are called...

1. cilia and vibrissae
2. smog and vibrissae
3. pollen and bacteria
4. mucus and cilia

Question 3 of 3

Which is the best evidence that air pollution is a serious health concern?

1. “When we breathe through our noses, nose hair catches those particles.”
2. “Poor air quality caused about 4.2 million premature deaths in 2016, according to the World Health Organization.”
3. “Dirt and bacteria can get caught in those follicles and cause a bad infection.”
4. “With all that pollution in the air, how can our nose hairs keep up?”

Check your answers online at https://www.wonderopolis.org/wonder/Why-Do-We-Have-Nose-Hair.