Evolutionary Adaptations

What is a Hypoxia zone?

• An area with low oxygen levels

• A region with high pollution

• A zone with abundant marine life

• A place with extreme temperatures

What combines with Luciferan to create bioluminescence?

• Sulfur

• Carbon

• Oxygen

• Calcium

• Hydrogen

Why must fish swallow their prey whole?

• More nutrients

• No teeth

• Keep gills clear

• No time to chew

What color is first absorbed by the water as light travels underwater?

• Green

• Red

• Blue

• Orange

What color travels the deepest underwater?

• Green

• Red

• Blue

• Orange

Which of the following is called the master of camouflage?

• Squid

• Flounder

• Marlin

• Octopus

• Scorpionfish

Which of the following is called the master of camouflage?

• Squid

• Flounder

• Marlin

• Cuttlefish

• Scorpionfish

What aquatic bird employs Countershading?

• Penguin

• Heron

• Mallard

• Finch

• Eagle

Tiny hairs on small creatures that are used for movement are called cilia.

• True

• False

Tiny hairs on small creatures that are used for movement are called flagella.

• True

• False