ECOSYSTEMS TEST#2 12/18/19

Which ecosystem, other than deserts, have little to no rain?

• Arctic Tundra

• Freshwater

• Deciduous Forest

• Grassland

An ecosystem is:

• Organisms interacting with living things only

• Organisms interacting with living and non living things in their environment

• Organisms interacting with non living things only

Tags

NGSS.MS-LS2-3

Which is an example of a carnivore?

• a horse eating hay and grass
• a giraffe eating fruit and leaves
• an ape eating insects and bananas
• a tiger eating zebras and deer

Which pair is a good example of decomposers?

• fish and frogs
• earthworm and mushrooms
• grasshopper and beetles
• hawks and coyotes

Tags

NGSS.MS-LS2-3

Where does the energy originate that is needed to maintain an ecosystem?

• plants
• soil
• sun
• water

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What would occur if all of the producers in an ecosystem were removed?

• Only consumers would die.
• All forms of life would die.
• Other organisms would replace them.
• Only decomposers would die.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

If the number of herbivores in an ecosystem increases, which organisms would be most positively affected?

• carnivores
• decomposers
• omnivores
• producers

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

If decomposers suddenly ceased to exist, what group of organisms would be affected first?

• producers
• herbivores
• consumers
• carnivores

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the name for all the animals of the same species living in an ecosystem?

• Population
• Community

Tags

CCSS.RI.2.5

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

What is the name for all the living things in an ecosystem?

• Population
• Community