Question Info

This question is public and is used in 1 group and 225 tests or worksheets.

Type: Multiple-Choice
Category: Environmental Science
Level: Grade 9
Score: 3
Author: chowe
Last Modified: 15 days ago

View all questions by chowe.

Environmental Science Question

View this question.

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

Grade 9 Environmental Science

Most water pollution is caused by                   .
  1. volcanic eruptions
  2. sediments
  3. human activities
  4. droughts
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.