Bacon and Lewis 4.11

A. visualize the creatures in the tube

B. emphasize the shape of the funnel

C. describe a specific method used by Eric

D. compare a funnel to a tube net

A. He had an aquarium and often used his own money to buy fish for it. (paragraph 8)

B. While Eric now works with freshwater stream beds, other water scientists work on many other projects.

(paragraph 10)

C. They may examine sea sediments on the ocean floor

to learn more about the animals that live there. 

(paragraph 10)

D. Their studies about decreasing numbers and health problems among cod, salmon, and other fish are

often in the news. (paragraph 11)

A. encourage students to choose a scientific career

B. convince people to be interested in aquatic life

C. raise awareness about diverse career paths in science

D. motivate students to think about how aquatic life survives

A. To show what a stream looks like in real life

B. To show the size of the zones in a stream

C. To provide a visual representation of the stream ecosystem

D. To provide a list of plants that are in the limnetic zone

A. To show the color of the zones in a stream

B. To show the location of the stream in a globe

C. To emphasize features of each zone in a stream

D. To emphasize the surroundings near a stream