Unit 4: Energy and Ecosystems SOL Review

Ecosystems contain producers, consumers, and decomposers. Which list below includes an example of each?

• cricket, beetle, woodpecker

• fungus, chipmunk, fox

• dandelion, squirrel, bacteria

• maple tree, blue jay, hawk

Tags

NGSS.MS-LS2-3

Plants absorb _______________ from the air and water from the soil.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

By the process of __________________, plants use light energy to convert the reactants into carbohydrates.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Animals take ________ into their bodies by eating the plants and using the carbohydrates.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is an example of competition between organisms for an abiotic factor?

• Blue jays fight over a peanut.

• Hippopotamuses fight to win mates.

• A creosote bush is so efficient at drawing water from soil that its own seeds will not grow nearby.

• Birds compete for nesting sites in a tree.

Which list below shows the correct path of energy flow through a food chain?

• carnivore→herbivore→decomposer→producer

• herbivore→producer→decomposer→carnivore

• producer→carnivore→decomposer→herbivore

• producer→herbivore→carnivore→decomposer

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What would most likely happen if the water temperature in an ocean became warmer?

• a decrease in living things taking carbon into their bodies

• carbon moving deeper into the ocean on warmer currents

• an increase in the rate of atmospheric carbon dioxide dissolving in the ocean

• an increase in the rate of carbon dioxide being released from the ocean’s surface

Tags

NGSS.MS-LS2-3

When house sparrows were introduced from Europe into the United States, they started to take over bluebird nesting sites, causing a decline in the bluebird population. Which term best describes the relationship between house sparrows and bluebirds?

• competition

• symbiosis

• predator-prey

• commensalism

Tags

NGSS.MS-LS2-2

A food chain includes species W, X, Y, and Z. In terms of the number of individuals, species W outnumbers species X, which outnumbers species Y, which outnumbers species Z. At which trophic level in the food chain is species Y?

• producer

• first order consumer

• second order consumer

• third order consumer

Tags

NGSS.MS-LS2-3

A student wants to draw a diagram to show what happens to carbon during cellular respiration. How could the student best represent the action?

• a series of arrows pointing in toward a plant to show it storing carbon dioxide

• an arrow pointing out of a plant showing carbon dioxide being released as waste

• an arrow pointing into a plant showing the leaves taking in carbon dioxide from the air

• an arrow pointing from the soil to a plant’s roots showing carbon dioxide being absorbed

Tags

NGSS.MS-LS2-3