Aquatic Ecosystems Lesson Quiz A Multiple Choice LESSON 2

Name
Date
Class
C22L2
Lesson Quiz A
LESSON 2
Aquatic Ecosystems
Multiple Choice
Directions: On the line before each question, write the letter of the correct answer.
1. How do gills help fish survive in aquatic ecosystems?
A. They help fish move through the water.
B. They regulate the body temperature of fish in cold waters.
C. They move dissolved oxygen from the water into the systems of fish.
2. Overfishing has threatened fish in which aquatic ecosystem?
A. estuaries
B. open oceans
C. coastal oceans
Matching
Directions: On the line before each definition, write the letter of the term that matches it correctly. Each term is
used only once.
Matching Set 1
3. warm, shallow freshwater body that is high in
nutrients
4. where freshwater in rivers meets salt water in
5. narrow, often fast-flowing body of freshwater
B. wetland
C. pond
D. estuary
6. area that has a thin, layer of water over soil that
is wet most of the time
Matching Set 2
7. has organisms that are adapted to surviving in
open air and heavy waves
8. many fish swim from here to the ocean surface at
night to feed
9. structure in shallow, tropical waters that is made
E. twilight zone
F. intertidal zone
G. sunlit zone
H. coral reef
of animal skeletons
10. ocean zone that has abundant algae and other
producers
44
Biomes and Ecosystems
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
oceans
A. stream