Science 7 Lesson 1 Living Things Flashcards

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1
Q

Organism

A

A living thing.

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2
Q

Cell

A

The basic unit of structure and function in living things.

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3
Q

Unicellular

A

Made of a single cell.

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4
Q

Multicellular

A

Consisting of many cells.

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5
Q

Stimulus

A

Any change or signal in the environment that can make an organism react in some way.

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6
Q

Response

A

An action or change in behavior that occurs as a result of a stimulus.

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7
Q

Spontaneous generation

A

The mistaken idea that living things arise from nonliving sources.

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8
Q

Homeostasis

A

The condition in which an organism’s internal environment is kept stable in spite of changes in the external environment.

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9
Q

Characteristics

A

Features that help to identify something.

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