Earth's Supply of Water - Section 10.1 Quiz

Welcome to another ScienceSource practice quiz!
Pick the best answer for each question.
Your score will decrease with every wrong guess. If you guess wrong 3 times on a question, you will receive no points.
Get every answer correct the first time to score 100%. Good luck!
If you wish to try the quiz again, just click the "reload" button in your browser.

Home | Back to Unit D

When you have completed the quiz, your score will appear here--->

We cannot breathe, digest food, or grow without
1. water.
2. carbon dioxide.
3. nitrogen.
4. hydrogen.
Which condition is not necessary for water to be potable?
1. It must be transported through a pipe
2. It must be fresh water
3. It must be free of harmful microorganisms
4. It must have a pleasant taste, smell and appearance
The Great Lakes hold what percentage of the world's fresh water supply?
1. 20%
2. 50%
3. 10%
4. 0.5%
What wildlife-harming contaminant has built up in the St. Lawrence River over the past century?
1. Industrial waste
2. Carbon dioxide
3. Methane
4. Plastic waste
What percentage of Earth is covered with water?
1. 70%
2. 100%
3. 25%
4. 45%
What is a watershed?
1. A place where water from all sources drains into one body
2. An underground reservoir of water, usually in desert areas
3. An area of rapid water movement, such as Niagara Falls
4. A type of soil that holds very little water but lets it seep through
Water on Earth that is readily available to use (fresh and in a liquid state) is
1. much less than 3% of total water.
2. varies naturally between 20% and 50% of all water available.
3. almost all of the total water on Earth, over 97%.
4. is impossible to calculate because of the effects of global warming.
Which statement about the groundwater zone is false?
1. The groundwater zone is a large reservoir of salt water
2. The groundwater zone is an area where water fills in all the air spaces in soil and rock
3. The groundwater zone exists in all soils
4. The depth of the groundwater zone may vary from area to area
In the following diagram, what is X?
1. Water table
2. Aquifer
3. Groundwater zone
4. Well
What is composed of salt water?
1. Iceberg
2. Glacier
3. Aquifer
4. None of the available choices (Iceberg, Glacier, Aquifer) are composed of salt water