Question

Which of the following is not a part of surface water?
A. Aquifers
B. Lakes
C. Ponds
D. Streams

Answer 1

A

Answer 2

It is A bc an aquifer is man made

Answer 3

Which term describes the movement of water within an aquatic ecosystem?
A. Current
B. Flow rate
C. Transfer rate
D. Wave

Answer 4

A

Answer 5

Why do most aquatic organisms need oxygen dissolved in the water?
A. Oxygen is necessary for cellular respiration.
B. Oxygen is necessary for decomposition.
C. Oxygen is necessary for photosynthesis.
D. Oxygen is necessary for salinization.

Answer 6

i dont know this one.

Answer 7

Why do you think few aquatic organisms have legs?
A. Aquatic organisms evolved before legs evolved.
B. Legs are cumbersome in the water.
C. Legs are not necessary for support or movement.
D. Many aquatic organisms have legs.

Answer 8

i think its B

Answer 9

In which saltwater wetland would trees be the dominant plant?
A. Estuary
B. Mangrove swamp
C. Salt marsh
D. Trees are never dominant plants in marine wetlands.

Answer 10

I think B

Answer 11

Which marine ecosystem has the greatest biodiversity?
A. Coral reef
B. Mangrove swamp
C. Open ocean
D. Salt marsh

Answer 12

i dont know

Answer 13

What are the abiotic conditions that coral require?
A. Deep, clear water
B. Deep, warm, clear water
C. Shallow, cold water
D. Shallow, warm, clear water