Ecosystems

Front

Which kind of ecosystem is a combination of salt water and freshwater?

Back

an estuary

Front

What can be concluded from the example of birds collecting and dropping berries in new areas?

Back

Some plants increase the areas where they grow with the help of birds.

Tags

NGSS.MS-LS2-2

Front

How are deer and wolves classified? Options: as decomposers, as consumers, as carnivores, as producers

Back

as consumers

Front

A food chain is shown.

plant -> grasshopper -> bird -> snake -> owl

What will most likely occur if there is a decrease in the bird population?

Back

The plant population will decrease.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Front

What can be found in both a grassland and a deciduous forest? Options: abundant amounts of rain, a small variety of animals, small shrubs, tall trees

Back

small shrubs

Front

Example of a consumer eating another consumer in an ocean ecosystem:

• a fish eating algae
• a shark eating a tuna
• a sea turtle eating sea grass
• a sea worm eating dead animals

Back

a shark eating a tuna

Front

How are salt marshes and estuaries similar?

Back

Both are affected by high and low tides.

Front

What is the role of algae in the pond ecosystem? Options: producer, consumer, omnivore, decomposer

Back

producer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Front

In a food chain, foxes consume rabbits and mice. If the mouse population suddenly decreases but the rabbit population stays the same, what could happen to the number of foxes?

Back

The number of foxes could decrease because they will compete more for available food.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Front

Which organism is a producer? Options:

pine tree

,

earthworm

,

mushroom

,

hawk

Back

pine tree

Tags

NGSS.MS-LS2-3