Deep Sea Coral Ecosystems Quiz

Deep Sea Coral Ecosystems Quiz

Assessment

Interactive Video

Biology

9th - 10th Grade

Hard

Created by

Nancy Jackson

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What recent discovery has challenged our understanding of deep sea ecosystems?

The discovery of new fish species

The presence of diverse coral reefs in deep sea canyons

The existence of underwater volcanoes

The identification of new ocean currents

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do deep-sea corals obtain nutrients in the absence of sunlight?

Through symbiotic relationships with fish

Through photosynthesis

By consuming marine snow and microorganisms

By absorbing nutrients from the water

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary component of the skeletons formed by deep-sea corals?

Silica

Calcium carbonate

Magnesium

Iron

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which coral species is known for forming large reef structures in the deep sea?

Acropora

Porites

Lophelia pertusa

Montipora

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the estimated age of some of the oldest coral colonies found in deep-sea gardens?

1,000 years

4,200 years

500 years

2,700 years

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of marine life is commonly found living on or near the sea floor in deep-sea coral gardens?

Pelagic fish

Plankton

Demersal animals

Sea turtles

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a significant threat to deep-sea coral reefs caused by human activity?

Bottom-trawl fishing

Oil drilling

Plastic pollution

Climate change

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