EOC Prep Saturday

Which statement best explains why decomposers are an important part of this food web?

• A) They use sunlight to make their own food.

• B) They give off oxygen for animals to breathe.

• C) They provide camouflage for small animals.

• D) They make nutrients available to plants.

Tags

NGSS.MS-LS2-3

Select all of the following events in which a chemical change occurs.

• Sugar is heated until it turns into a brown caramel sauce.

• A piece of paper is cut up into 12 pieces.

• Toast is lightly charred in a toaster.

• Chocolate syrup dissolves into warm milk.

• Two unknown liquids are mixed together and a gas is produced.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Select the reactants for photosynthesis:

• carbon dioxide

• water

• energy

• oxygen

• glucose

Tags

NGSS.MS-LS1-6

Organelles are structures within the cell that perform important functions. Which of the following correctly matches the organelle with its relationship to the whole cell?

• nucleus - provides protection to the outside of the cell

• mitochondria - provides the instructions for making proteins

• chloroplasts - trap light energy and change it into food for the cell

• cell membrane - changes the energy the cell gets from food into a form the cell can use

Tags

NGSS.MS-LS1-2

What clue supported the continental drift theory?

• a puzzle-like fit of all the continents

• similar rock structures have been found on different continents

• Fossils of animals have been found on the continent separated by oceans

• All answers are correct.

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Thermal Energy transferring from your hand to a cold soda that you are holding.

• Convection

• Conduction

• Radiation

Miles challenges an elephant to a drag race (straight track with no turns) using go-karts. Assuming that the go-cart wouldn't break under the weight of the elephant and that the go-karts have identical amounts of power, who would you expect to win?

• elephant

• Miles

• The race would end in a tie.

• There's not enough information to tell.

A 20 pound barbell is brought from earth to the International Space Station(ISS). How does this trip affect the gravitational force between the two ends of the barbell? Assume the distance between the barbell end masses does not change.

• The gravitational force between the ends increases.

• The gravitational force between the ends decreases.

• The gravitational force between the ends remains the same.

• The gravitational force between them decreases by one half.

• The gravitational force between them doubles.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What is the role of the pond organisms that Sarah saw in her field of view?

• Producer

• Primary consumer

• Secondary consumer

• Decomposer

Tags

NGSS.MS-LS2-1

The wrasse, a small fish, periodically cleans harmful parasites from the mouth of the moray eel. The eel, in turn, protects the wrasse from larger predators and provides it with a constant supply of food. This is an example of a symbiotic relationship known as

• mutualism

• commensalism

• parasitism

• predator-prey

Tags

NGSS.MS-LS2-2