Chapter 1 Flashcards

1
Q

What is a biome?

A

a large region with biotic and abiotic factors

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2
Q

What are the 8 earth biomes?

A
tundra
temperate deciduous forest
temperate rain forest
tropical rain forest
boreal forest
grassland
desert
permanent ice
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3
Q

What are the 2 main abiotic factors?

A

temperature and precipitation

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4
Q

What are 4 factors that influence temperature and precipitation?

A

land
elevation
wind
ocean currents

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5
Q

What are climatographs?

A

graphs of climate data for a specific region over a period of time

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6
Q

What is climate?

A

average pattern of weather conditions over a period of years

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7
Q

What are adaptions?

A

characteristics that allow organisms to better survive and reproduce

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8
Q

What are the 3 types of adaptions?

A

structural
physiological
behavioral

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9
Q

What is structural adaption?

A

a physical feature of an organism’s body with a specific function for survival

[ex. porcupine spines]

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10
Q

What is physiological adaption?

A

a physical or chemical event that happens within an organism’s body to allow it to survive

[ex. wolves keep a constant body heat all year round]

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11
Q

What is behavioral adaption?

A

what an organism does to survive in it’s environment

[ex. owls put cow dung at it’s home entrance]

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12
Q

What is an ecosystem?

A

a part of a biome where abiotic and biotic components interact

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13
Q

What is habitat?

A

a place where an organism lives in an ecosystem

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14
Q

What is a niche?

A

a special role that every organism plays

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15
Q

What is a species?

A

a group related organisms that can reproduce with one another

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16
Q

What is population?

A

the members of a species within an ecosystem

17
Q

What is community?

A

all the populations of different species that interact

18
Q

List the ecological hierarchy from smallest to largest.

A
organism
species
population
community
ecosystem
biome
biosphere
19
Q

What is symbiosis?

A

the interaction of 2 different organisms that live together

20
Q

What are the 3 different types of interactions in an ecosystem?

A

commensalism
mutuallism
parasitism

21
Q

What is commensalism?

A

a symbiotic relationship where one species benefits and the other is unharmed

22
Q

What is mutuallism?

A

a symbiotic relationship where both species benefit

23
Q

What is parasitism?

A

a symbiotic relationship where one species benefits and the other is harmed

24
Q

What is competition?

A

a harmful interaction between 2 organisms competing for the same resource

25
Q

What is predation?

A

describes predator-prey interaction where the predator eats all of part of the other organism