NSCAS Review Test 2

Why might an amoeba, which is a one celled organism, ingest food?

• to release oxygen into the air

• to get the energy it needs to carry out life functions

• to protect itself from predators

• to adapt to chemicals in the environment

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NGSS.MS-LS2-3

What are all cells surrounded by?

• a cell wall

• cytoplasm

• a cell membrane

• a nucleus

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NGSS.MS-LS1-2

Chemicals produced by the endocrine system that affect bodily functions are called ______.

• proteins

• nutrients

• enzymes

• hormones

Which of the following is responsible for variation of traits in a species?

• photosynthesis

• symmetry expression

• sexual reproduction

• homeostasis

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NGSS.MS-LS3-2

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This diagram shows 30 grams of 2 objects - A & B on a balance scale. Which of the following is NOT true of these objects?

• They have the same mass

• They have different densities

• They have the same volume

• They have the same temperature.

Which of the following gases do plants need in order to conduct photosynthesis?

• hydrogen

• oxygen

• nitrogen

• carbon dioxide

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NGSS.MS-LS1-6

This diagram shows an island 50 years since a volcano. This diagram represent the process of ____.

• ecological succession

• evolution

• erosion

• symbiosis

The water on Earth's crust and atmosphere is called the _____.

• lithosphere

• inner core

• hydrosphere

• mantle

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NGSS.MS-ESS2-4

Which best describes weathering?

• effects of shadows and light

• long term climate changes

• hot magma seeping from Earth

• breakdown of rocks into minerals

The angle of ramp B is steeper than ramp A. The force necessary to push the object up ramp A is

• the same as ramp B

• greater than ramp B

• half as ramp B

• less than ramp B

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NGSS.MS-PS2-1

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