Bio Topic 3.2e Eval – Aquatic Ecosystems
Bio Topic 3.2e Eval – Aquatic Ecosystems
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- Question 1 of 20
1. Question
1 point(s)Select all of the factors below that affect aquatic ecosystems.
- Question 2 of 20
2. Question
1 point(s)What primary affect does water depth have on aquatic ecosystems?
- Question 3 of 20
3. Question
1 point(s)Match the following definitions with their correct term.
Sort elements
- the sunlit region near the surface in which photosynthesis can occur
- dark layer of the oceans below the photic zone where sunlight does not penetrate; photosynthesis cannot occur here
- organisms that live attached to or near the bottom of lakes, streams, or oceans
- Photic zone
- Aphotic zone
- Benthos
- Question 4 of 20
4. Question
1 point(s)What is NOT an important feature of a wetland?
- Question 5 of 20
5. Question
1 point(s)Match the following definitions with their correct term.
Sort elements
- microscopic organisms that live in aquatic environments; includes both phytoplankton and zooplankton
- ecosystem in which water either covers the soil or is present at or near the surface for at least part of the year
- kind of wetland formed where a river meets the ocean
- Plankton
- Wetland
- Estuary
- Question 6 of 20
6. Question
1 point(s)What is at the base of the food chain in the ocean?
- Question 7 of 20
7. Question
1 point(s)This means the amount of salt dissolved in water.
- Question 8 of 20
8. Question
1 point(s)An increase in the amount of nutrients in an aquatic ecosystem
- Question 9 of 20
9. Question
1 point(s)What special adaptations do intertidal species have?
- Question 10 of 20
10. Question
1 point(s)Which statement is true about ponds but NOT lakes?
- Question 11 of 20
11. Question
1 point(s)The algae and microscopic organisms on the surface of lakes and ponds get their food
- Question 12 of 20
12. Question
1 point(s)Bacteria kill organisms in eutrophic lakes by reducing _______ dissolved in the lake
- Question 13 of 20
13. Question
1 point(s)Animals that live in estuaries must be adapted to varying levels of
- Question 14 of 20
14. Question
1 point(s)What are the 3 types of wetlands?
- Question 15 of 20
15. Question
1 point(s)Which zone supports the least amount of life?
- Question 16 of 20
16. Question
1 point(s)Wetlands are important to fisheries in the united states because many of the fish caught each year use the wetlands for _______ and ________
- Question 17 of 20
17. Question
1 point(s)Deep ocean technology has discovered organisms in hydrothermal vents that do not rely on sunlight to survive. What do these organisms use as their energy source?
- Question 18 of 20
18. Question
1 point(s)Which of the following are producers in the food web?
- Question 19 of 20
19. Question
1 point(s)Select ALL of the following that are major categories of freshwater ecosystems.
- Question 20 of 20
20. Question
1 point(s)Which of the following is NOT a way in which ecologists classify marine ecosystems?
