Question Info

This question is public and is used in 149 tests or worksheets.

Type: Multiple-Choice
Category: Environmental Science
Level: Grade 6
Score: 1
Author: crunk
Last Modified: a month ago

View all questions by crunk.

Environmental Science Question

View this question.

Add this question to a group or test by clicking the appropriate button below.

Grade 6 Environmental Science

Most air pollution is caused by
  1. dust and pollen.
  2. acid rain.
  3. erupting volcanoes.
  4. the burning of fossil fuels.
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.