MCAS Biology

• Sea stars learn how to regrow their arms

• Sea stars inherit the ability to regrow their arms

• Sea stars eat food that causes their arms to regrow

• Sea stars move to warmer water that causes their arms to regrow

Tags

NGSS.MS-LS1-5

NGSS.MS-LS3-1

The diagram shows parts of an ecosystem. Which of the following is the source of all the energy in the ecosystem?

• Air

• Grass

• Hawk

• Snake

• Sun

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A cross section of three sedimentary rock layers is shown. Which of the following represents the rock layers in order from the youngest to the oldest?

• Layer X → Layer Y → Layer Z

• Layer X → Layer Z → Layer Y

• Layer Y → Layer Z → Layer X

• Layer Z → Layer Y → Layer X

Tags

NGSS.MS-ESS1-4

Which of the following diagrams correctly shows how water can move through the water cycle from an ocean to a lake?

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Tags

NGSS.MS-ESS2-4

Which of the following best describes an ecosystem?

• A community of organisms and their abiotic environment

• A group of interacting individuals of the same species

• A collection of different species living in the same area

• A single species and its natural habitat

Which of the following is a characteristic of all living organisms?

• Ability to move

• Ability to perform photosynthesis

• Ability to reproduce

• Ability to grow

Tags

NGSS.MS-LS1-5

NGSS.MS-LS3-2

The diagram shows water particles in three different phases. On a summer day, water particles from the ocean change phase as they move into the air. Which of the following models best shows this process?

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Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Two substances, substance A and substance B, react to form substance C. Substance A has a mass of 40 g, and substance B has a mass of 70 g. The reaction takes place in a closed system. Which of the following graphs best represents the mass of each substance?

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Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Sandstone is a sedimentary rock. Which of the following statements best describes how sandstone is formed?

• Weathered rock particles form layers and are cemented over time.

• Minerals left behind by dripping water harden and form rock over time.

• Volcanic eruptions force molten rock to the surface, where it cools and solidifies.

• Underground heat and pressure cause existing rock to change and form new rock.

The characteristics of trees can be influenced by the environment and by inheritance. The height of a tree in a forest is the result of ______________

• the environment

• inheritance

• both the environment and inheritance

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1