Ecology Flashcards

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1
Q

the transfer of energy from organic food from one trophic level to the next

A

10% Rule

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2
Q

the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.

A

Ecology

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3
Q

physical rather than biological; not derived from living organisms.

A

Abiotic

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4
Q

of, relating to, or resulting from living things, especially in their ecological relations.

A

Biotic

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5
Q

an individual animal, plant, or single-celled life form.

A

Organism

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6
Q

all the inhabitants of a particular town, area, or country.

A

Population

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7
Q

a group of people living in the same place or having a particular characteristic in common.

A

Community

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8
Q

a biological community of interacting organisms and their physical environment.

A

Ecosystem

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9
Q

the regions of the surface, atmosphere, and hydrosphere of the earth (or analogous parts of other planets) occupied by living organisms.

A

Biosphere

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10
Q

a person, company, or country that makes, grows, or supplies goods or commodities for sale.

A

Producer

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11
Q

We just established that the primary consumer is the living organism that eats the producers, which are the plants.

A

Primary Consumer

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12
Q

Primary consumers are animals that eat primary producers; they are also called herbivores (plant-eaters).

A

Secondary Consumer

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13
Q

a carnivore at the topmost level in a food chain that feeds on other carnivores; an animal that feeds only on secondary consumers.

A

Tertiary Consumer

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14
Q

An energy pyramid is a graphical model of energy flow in a community. The different levels represent different groups of organisms that might compose a food chain.

A

Energy Pyramid

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15
Q

All the mass of living things in the world/area.

A

Biomass

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16
Q

level of energy within the energy pyramid

A

Trophic Level

17
Q

a large naturally occurring community of flora and fauna occupying a major habitat, e.g., forest or tundra.

A

Biome

18
Q

the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.

A

Photosynthesis

19
Q

The chemical process that generates most of the energy in the cell, supplying molecules needed to make the metabolic reactions

A

Cellular Respiration

20
Q

How a population of organisms is organized

A

Population Distribution

21
Q

High when there is a lot in a particular area, low where there is not

A

Population Density

22
Q

Have an effect on the population due to its high density

A

Density Dependent Factors

23
Q

Have an effect on the population but is out of the organisms control

A

Density Independent Factors

24
Q

Change in number of individuals over time

A

Growth Rate

25
Q

Under ideal conditions in which organisms benefit always

A

Exponential Growth

26
Q

Resources are shared and not endless

A

Limited Growth

27
Q

Number of organisms an environment can hold

A

Carrying Capacity