Coastal Ecosystems and Marine Life

Coastal Ecosystems and Marine Life

Assessment

Interactive Video

Biology, Science, Geography

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video explores marine ecosystems, focusing on coastal wetlands, coral reefs, and ocean life zones. It highlights the importance of phytoplankton in oxygen production and carbon dioxide absorption. Coastal wetlands, including estuaries, salt marshes, and mangrove swamps, provide vital ecological functions. Coral reefs, diverse yet fragile, face threats from pollution and tourism. The ocean is divided into life zones, each with unique characteristics, and faces challenges from pollution and overfishing.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary role of phytoplankton in marine ecosystems?

They produce a significant portion of Earth's oxygen.

They create coral reefs.

They are a major source of food for humans.

They provide habitat for fish.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a function of coastal wetlands?

Producing limestone coral fragments

Filtering pollutants and sediments

Absorbing excess rain to prevent flooding

Providing habitat and nesting areas

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an estuary?

A deep ocean trench

A freshwater lake

An area where freshwater mixes with saltwater

A type of coral reef

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of coastal wetland is characterized by grasses?

Estuaries

Salt marshes

Mangrove swamps

Coral reefs

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What makes coral reefs particularly vulnerable to environmental changes?

Their ability to withstand pollution

Their location in deep ocean waters

Their reliance on freshwater

Their fragility and diversity

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a major threat to coral reefs?

Excessive nutrients

Lack of sunlight

Overfishing and tourism

Increased salinity

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ocean life zone is known for having the highest concentration of marine species?

Coastal zone

Abyssal zone

Bathyal zone

Euphotic zone

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