Vocab 3.2 Flashcards

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1
Q

organism that captures energy from light or chemicals and uses it to make food from inorganic compounds; also known as an autotroph

A

Producer

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2
Q

process where plants and some other organism use light energy to make their own energy by converting water and carbon dioxide into oxygen, high-energy carbohydrates, sugars and starches

A

Photosynthesis

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3
Q

process of using chemical energy to produce carbohydrates, used by some bacteria, and other organisms

A

Chemosynthesis

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4
Q

organism that gets energy from the food it eats, also known as a consumer

A

Heterotroph

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5
Q

organism dependent on other organisms for food and energy, also known as a heterotroph

A

Consumer

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6
Q

organism that only eats and receives energy from plants

A

Herbivore

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7
Q

organism that eats animals as a form of energy

A

Carnivore

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8
Q

organism that eats plants and animals as a way of obtaining energy

A

Omnivore

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9
Q

organism that obtains energy by eating dead matter, as well as plant and animal remains

A

Detritivore

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10
Q

organism that obtains energy by breaking down dead organic matter

A

Decomposer

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11
Q

steps in an ecosystem where organisms transfer energy by eating other organisms or being eaten

A

Food chain

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12
Q

a system of complex interactions through the feeding relationships between many different organisms in an ecosystem

A

Food web

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13
Q

in a food chain or food web, this is a step

A

Trophic level

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14
Q

diagram that shows amounts of matter or energy in each specific trophic level through food webs or food chains

A

Ecological pyramid

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15
Q

the total amount of living tissue in a certain trophic level

A

Biomass

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16
Q

producer; organism that is able to produce its own food from inorganic compounds by using energy that is captured from chemicals and sunlight

A

Autotroph