Middle School Science Praxis

Which of the following factors most likely limits competition for prey between hawks and owls living in the same area?

• Hawks and owls have different predators.

• Hawks have speckled eggs and owls have white eggs.

• Hawks and owls are camouflaged by different feather colors.

• Hawks are active during the day and owls are active during the night.

Tags

NGSS.MS-LS2-1

Which of the following statements best explains why air on Earth circulates between the equator and the poles?

• The atmosphere is higher near the equator than at the poles.

• The atmosphere is more dense near the equator than at the poles.

• Earth's gravitational pull is weaker near the equator than at the poles.

• Earth's surface temperature is greater near the equator than at the poles.

Tags

NGSS.MS-ESS2-6

Which of the following best describes the ecological relationships of the organisms in the food web?

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Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

At which 2 locations is it summer?

• W and X

• W and Y

• X and Z

• Y and Z

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

Which of the following best shows the appearance and positions of Earth and the Moon during a total lunar eclipse?

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Tags

NGSS.MS-ESS1-1

Which of the following describes the foundation of a building?

• It is a flat surface that people can walk on, but it does not help to support the building.

• It is a part that the entire building is built upon, and it keeps the building from sinking into the ground.

• It is a vertical wall that blocks access and visibility, but it provides structural support for the building.

• It is a cover that protects the building, and it shields anything inside from sunlight and precipitation.

Which of the following diagrams correctly identifies the different parts of the wave?

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Tags

NGSS.MS-PS4-1

A plant (Rr) is crossed with a plant (rr). Which Punnett square correctly shows this cross?

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Which of the following changes should the student include in the new model?

• Making the atoms bigger

• Making the atoms a different shape

• Making larger spaces between the atoms

• Making chemical bonds between the atoms

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-4

Two pea plants are crossed. Each parent has a dominant allele for height (H) and a recessive allele for height (h).

Which of the following shows the expected percentage of each genotype for the offspring of these parents?

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