Vocabulary Flashcards

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1
Q

Autotroph

A

An organism that is able to capture energy from the sunlight or chemicals and use it to produce its own food

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2
Q

Heterotroph

A

An organism that cannot make its own food and gets food by consuming other living things

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3
Q

Characteristic

A

A trait that can help identify something

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4
Q

Organism

A

A living thing

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5
Q

Cell

A

The basic unit of structure and function in living things

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6
Q

Unicellular

A

Made of a single cell

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7
Q

Multicellular

A

Consisting of many cells

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8
Q

Stimulus

A

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

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9
Q

Response

A

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

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10
Q

Spontaneous generation

A

The mistaken idea that living things arise from non living sources

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11
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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12
Q

Classification

A

The process of grouping things based on their similarities

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13
Q

Species

A

A group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce

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14
Q

Taxonomy

A

The scientific study of how living things are classified.

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15
Q

Domain

A

The most basic level of organization in the classification of organisms

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16
Q

Evolution

A

Change over time; the process by which modern organisms have descended from ancient organisms.