Biological Processes in the Open Ocean

Biological Processes in the Open Ocean

Assessment

Passage

Science

10th Grade

Easy

Created by

Tera Slone

Used 9+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is marine snow primarily composed of?

Ice crystals

Organic and inorganic particles

Sand grains

Salt deposits

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What role does marine snow play in the ocean?

It increases ocean temperature

It transports organic carbon and nutrients to deeper layers

It creates ocean currents

It reduces ocean salinity

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is diel vertical migration?

A seasonal movement of fish

A daily movement of marine organisms between ocean layers

A migration of birds over the ocean

A movement of ocean currents

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Why do marine organisms perform diel vertical migrations?

To escape predators during the day

To find warmer waters

To avoid ocean currents

To reach the ocean floor

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens during a whale fall?

A whale floats on the ocean surface

A whale sinks to the ocean floor and creates a unique ecosystem

A whale migrates to warmer waters

A whale is caught by fishermen

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the initial phase of decomposition in a whale fall called?

Enrichment opportunist phase

Mobile scavenger phase

Sedimentation phase

Nutrient release phase

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which organisms are attracted to a whale fall?

Dolphins and turtles

Hagfish, sharks, and deep-sea creatures

Coral and seaweed

Penguins and seals

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