NC 5th Grade Life Science Checkin Review

Which ecosystem most likely receives the greatest amount of precipitation?

• estuary

• grassland

• rain forest

• salt marsh

Tags

NGSS.MS-ESS2-6

Which best describes the differences between an ocean and a lake ecosystem?

• An ocean ecosystem is brackish water; a lake ecosystem is freshwater

• An ocean ecosystem is salt water; a lake ecosystem is brackish water

• An ocean ecosystem is salt water; a lake ecosystem is freshwater

• An ocean ecosystem is freshwater; a lake ecosystem is salt water

Which organisms are most likely found in grasslands and deciduous forests?

• deer, brown bears, and rabbits

• pelicans, sea lions, and seaweed

• monkeys, palm trees, and snakes

• oak trees, squirrels, and opossums

How are lake ecosystems different from estuary ecosystems?

• Estuaries have only freshwater and lakes have only have salt water.

• Estuaries have only salt water and lakes have only have freshwater.

• Lakes are almost always salt water and estuaries are brackish water.

• Lakes are almost always freshwater and estuaries are brackish water.

Tags

NGSS.MS-LS2-2

Which is a main difference between a grassland and forest ecosystem?

• the amount of trees, as forests have more

• the amount of trees, as grasslands have more

• their location, as only forests are found in North America

• their location, as only grasslands are found in North America

A food chain is shown below: sun → grass → grasshopper → scorpion → kit fox → bacteria. Which organisms are consumers?

• scorpion and bacteria

• grass and grasshopper

• grasshopper, scorpion, and kit fox

• grasshopper, scorpion, and bacteria

Tags

NGSS.MS-LS2-2

A biologist observed a zebra, a gazelle, and a prairie dog on an African grassland. Which term best describes the animals the biologist saw in the terrestrial ecosystem?

• carnivores

• consumers

• decomposers

• producers

How are bacteria classified in a forest ecosystem?

• as consumers

• as decomposers

• as herbivores

• as producers

Which organism is a producer?

• frog

• mushroom

• grass

• lizard

Tags

NGSS.MS-LS2-3

Which will most likely cause a decrease in predator populations?

• an increase in prey populations

• a decrease in prey populations

• a decrease in decomposers

• an increase in producers

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4