Science Map Session 2

Students are given a mixture of iron filings and sand. Which method could the students use to separate the mixture into its individual components?

• pour the mixture through a filter

• cool the mixture in a refrigerator

• stir the mixture with a bar magnet

• place the mixture in a container of water

Tags

NGSS.MS-PS1-2

The drawing below shows a porcupine. Which of the following characteristics help a porcupine survive in its environment?

• has sharp claws, has long, strong teeth, has pointed spines called quills

• has webbed feet, has a long tail, has smooth skin

• has wings, has feathers, has a beak

• has gills, has fins, has scales

Tags

NGSS.MS-LS4-4

The list below includes some characteristics of a puppy. Puppy Characteristics - ears that face forward - tip of nose is dark colored - short coat (fur length) - scar on one of its front paws A student states that all of the puppy’s characteristics in the list were inherited from its parents. Which statement best explains whether the student is correct or incorrect?

• The student is correct because the length of the puppy’s fur was inherited.

• The student is correct because everything on an animal’s body is inherited.

• The student is incorrect because the scar on the puppy’s paw was not inherited.

• The student is incorrect because the color of the puppy’s nose was not inherited.

Part A: Identify the fish that is able to live in the warmest habitat.

• Salmon

• Trout

• Tilapia

• Cod

The data provided supports the statement that the chum salmon and the spotted bass can be found in the same river.

• Supported

• Not supported

Part A: Describe a relationship between organisms in level W and organisms in level X in the model.

• Organisms in level W eat organisms in level X.

• Organisms in level X eat organisms in level W.

• Organisms in level W and X compete for the same food.

• Organisms in level W provide shelter for organisms in level X.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

Part B: Identify two things that are passed from organisms in level Y to organisms in level X in the model.

• Energy and water

• Oxygen and carbon dioxide

• Energy and nutrients

• Nutrients and sunlight

Tags

NGSS.MS-LS2-3

Describe a type of organism that should be included in level Z in the model.

• Producer

• Consumer

• Decomposer

• Predator

Tags

NGSS.MS-LS2-3

Having a brown shell in a dark forest is an advantage over having a white shell because:

• It helps the organism blend in and avoid predators.

• It makes the organism more visible to predators.

• It attracts more mates.

• It helps the organism find food more easily.

Tags

NGSS.MS-LS4-4

The number of snails with brown shells has increased over time because:

• brown shells provide better camouflage from predators

• brown shells make snails slower

• brown shells are less attractive to mates

• brown shells make snails more visible

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4