Aphotic Zone Quiz

1. True or False?

You would find the organism in the picture below in the aphotic zone.

True

False

2. Organisms in the aphotic zone have to adapt to what types of conditions?

Cold temperature and darkness

Cold temperature and light

Warm temperature and less pressure

Warm temperature and light

3. What is the distance range for the aphotic zone?

From the surface to 200 meters below

From 200 meters to the bottom of the ocean floor

From the low tidemark to the continental shelf

The bottom of the ocean floor

4. In what types of bodies of water does the aphotic zone exist?

Ponds

Deep lakes

Oceans

Both B and C

There is always an aphotic zone in every body of water

5. Many of the organisms that live in aphotic zone as classified as _________.

Producers

Consumers

Scavengers

None of the above

6. True or False?

You would see the organism in the picture below in the aphotic zone.

True

False

7. Animals that live in the aphotic zone typically have what type of coloration on their body?

Dark upperside

Light underside

Spotted coloring

Horizontal stripes

8. The aphotic zone is a(n) _______________ zone of the ocean.

New

Horizontal

Bright

Vertical

9. What is the main source of food in the aphotic zone?

Phytoplankton

Zooplankton

Fish

Detritus

10. Complete the following analogy:

Coral reef:Rainforest as _:__

Aphotic zone:Grasslands

Aphotic zone:Deciduous forest

Aphotic zone:Desert

Aphotic zone:Savanna