ENR Final Exam

1. All of the following are habitat requirements for any wildlife species except:

• Food
• Space
• Sky
• Arrangement

2. Knowledge of tides is important in a wide range of situations, such as:

• All of the below
• Navigation through coastal waterways
• Construction of bridges and docks
• Recreation

3. Which of the following is not a lake trophic classification?

• Oligotrophic
• Mesotrophic
• Eutrophic
• Biotrophic

4. The limiting nutrient concept states that:

• The nutrients in the largest abundance in a lake are the nutrients that have been present the longest
• The nutrient that is in shortest supply relative to the plant's need will limit the growth of the plants
• Nitrogen and oxygen will continually fluctuate, so that neither will predominate over the other in abundance for any significant length of time
• None of the above

5. Which of the following macroinvertebrates is the least sensitive to pollution?

• Pouch Snail
• Clams and Mussels
• Gilled Snail
• Net-spinning Caddisfly

6. Lake biology can include which of the following?

• Aquatic macrophytes
• Algae
• Bacteria
• All of the above

7. The form of kinetic energy that is responsible for the water cycle is

• Kinetic energy
• Solar energy
• Potential energy
• Chemical energy

8. Flushing rate is defined as:

• The average time required to completely renew a lake's water volume
• The speed at which water is drained out of a watershed
• The distance water travels from the highest elevation point of a watershed to the lowest point of the basin
• How many times a person uses the restroom per day

9. The study of the biological, chemical, and physical features of lakes and other bodies of freshwater

• Lakeology
• Oceanology
• Aquatics
• Limnology

10. Continuous and directed movements of ocean water

• Tides
• Waves
• Currents
• Trenches