Ecosystems

Which can be concluded about the trees that grow in a temperate deciduous forest?

• The trees require constant direct sunlight to survive.

• The trees grow only during the warm months of the year.

• The trees have adapted to survive the changes of the seasons.

Tags

NGSS.MS-LS4-4

Which list includes organisms commonly found in a deciduous forest?

• deer, squirrel, mouse

• cactus, wildflowers, tortoise

• lizard, scorpion, kangaroo rat

The tumbleweed is a big, round plant with many branches and short stiff leaves. What kind of environment is it most commonly found in?

• swamp

• prairie

• forest

Tags

NGSS.MS-LS1-5

There are usually fewer plants growing on the floor of the deciduous forest than in the areas outside the forest. Which best describes this situation?

• Small plants need more water than tall trees, and there is little water in a deciduous forest.

• Small plants need nutrient rich soil, and this type of soil cannot be found in a deciduous forest.

• All plants need sunlight to grow, and tall trees block sunlight from reaching small plants in a deciduous forest.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Which best describes the similarities between grasslands and forests?

• Grasslands have moderate temperatures like forest ecosystems.

• Grasslands have plentiful grasses and trees like many forests.

• Grasslands are dry like most forests.

Which factor do forest and grassland ecosystems most likely have in common?

• the type of climate

• the amount of trees

• the variety in organisms

Which animal would Miranda most likely find in a deciduous forest?

• bison

• deer

• duck

A disease reduces the number of young salmon in a river. Which population will MOST likely increase as a result?

• trout and eagle

• algae and trout

• sculpin and algae

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which lists animals that live in an aquatic ecosystem?

• black bear, deer, vole

• ducks, turtles, amphibians

• panthers, monkeys, snakes

Bryson is comparing two different ecosystems and creates the following list of similarities: aquatic, diverse fish life, high salt concentration, plentiful light at the water's surface. Which two ecosystems is Bryson most likely comparing?

• ocean and lake

• estuary and ocean

• grassland and pond