I hope that you find this quiz to be a helpful study tool for the final exam.
1. The introduction into the environment, ecosystem, or bioisphere of any physical phenomena, biological agent, or chemical substance, that has an adverse impact on the receiving (aquatic) system is a definition of.
pollution nutrients biomagnification bioconcentration
2. The discharge of cooling water from industrial and commerical operations that artificially heats up the aquatic environment is considered thermal pollution.
true false
3. Water is called the universal solvent because pollutants will dissolve in it. it can be used as a cleansing agent. many substances will dissolve in it. it can be used for biomagnification up the food chain
4. The movement of water throughout the environment from the atmosphere to the earth is
precipitation events a recharge zones hydorelectric power the hydrologic cycle
5. Some major US water quality laws include the
Clean water act Rivers & Habors Act both of the above Taft Hartley Act
6. Dams creating reservoirs are built to
equalize water supply for flood control for hydroelectric power all of the above
7. Which trophic level contains the most organisms?
Second Level First Level Top Level all levels contain the same number of organisms
8. In the aquatic food chain, the number of individuals is greatest at the top step of the food chain and decreases as you go to the bottom true false
9. A healthy ecosystem has a
Simplicity and low diversity of species Low diversity of species and a simple food web Diversity of species and Complex food web
none of the above
10. One aspect that defines a species is a
Common gene pool Community pool Diverse gene pool all of the above
Your score out of 100%:
Your answers were: (C = Correct, X = Incorrect)