The picture shows a

Check the boxes that represent a kind of pollution

What do you call the line that divides the countries?

Check the answers that represent continents.

Which of the senses do you use when there is a thunder?

Which of the senses do you use when there is a lightning?

What word is related to inhabitants?

The process which enables organisms to adjust to their environment to survive is

When you are a baby you cry a lot. Crying is a(n)

Which of the photos is a canyon?

Check the renewable resources.