
Landforms - progress learning

Quiz
•
Science
•
6th - 8th Grade
•
Medium
+1
Standards-aligned
Scott C
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What ecosystem is being described in the passage?
This ecosystem is a partially enclosed body of water and the surrounding coastal habitat. It is a transitional zone, where saltwater from the ocean mixes with fresh water from rivers or streams. This ecosystem is also influenced by the daily tides. Examples include salt marshes and Florida's mangrove forests.
What ecosystem is being described in the passage?
Lake
Ocean
Estuary
Tropical forest
Answer explanation
The passage describes an ecosystem where saltwater and freshwater mix, influenced by tides, which defines an estuary. Examples like salt marshes and mangrove forests further confirm this, making 'Estuary' the correct answer.
Tags
NGSS.MS-LS2-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The north Florida salt marsh is an example of what type of ecosystem?
Desert ecosystem
Estuary ecosystem
Forest ecosystem
Mountain ecosystem
Answer explanation
The north Florida salt marsh is a coastal ecosystem where saltwater from the ocean mixes with freshwater from rivers, making it an estuary ecosystem. This unique environment supports diverse plant and animal life.
Tags
NGSS.MS-LS2-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a characteristic of the salt marsh estuary?
It is only fresh water.
It is only salt water.
It is a mix of fresh and salt water.
It is a mix of sand and rocks.
Answer explanation
A salt marsh estuary is characterized by the mixing of fresh water from rivers and salt water from the ocean, creating a unique brackish environment. This makes 'It is a mix of fresh and salt water' the correct choice.
Tags
NGSS.MS-ESS2-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true about the ocean ecosystem?
It contains only fresh water.
It contains only salt water.
It contains no water.
It contains a mix of fresh and salt water.
Answer explanation
The ocean ecosystem is primarily composed of salt water, making the statement "It contains only salt water" true. Fresh water is found in rivers and lakes, while the ocean is characterized by its saline content.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one way the salt marsh is similar to an ocean ecosystem?
Both are dry and arid.
Both contain only fresh water.
Both vary with the tides.
Both are made of sand dunes.
Answer explanation
Both salt marshes and ocean ecosystems are influenced by tidal movements, which cause variations in water levels and salinity. This similarity affects the habitats and species found in both environments.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which ecosystem is known for having a mix of fresh and salt water?
Ocean
Desert
Estuary
Forest
Answer explanation
An estuary is a unique ecosystem where fresh water from rivers meets and mixes with salt water from the ocean, creating a rich habitat for diverse wildlife. This distinguishes it from oceans, deserts, and forests.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following ecosystems varies with the tides?
Desert
Forest
Ocean
Mountain
Answer explanation
The ocean ecosystem varies with the tides due to the gravitational pull of the moon and sun, causing regular changes in water levels. Deserts, forests, and mountains do not experience such tidal variations.
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