Science test Flashcards

(40 cards)

1
Q

The number and variety of organisms found in a specific region

A

biodivrsity

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2
Q
  • A group of organisms that have similar traits and are able to produce fertile offspring.
A

species

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3
Q

the ability of an ecosystem and maintain balance even in the face of significant disturbances.

A

resilience

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4
Q

geographic area on the earth that contains ecosystems with similar biotic and abiotic features.

A

biome

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5
Q

a biome that receives very little rain.

A

desert

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6
Q

a biome where grasses are the dominant plants.

A

grassland

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7
Q

forests that grow near the equator and experience heavy rainfall.

A

Tropical rainforset

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8
Q

the measure of the average kinetic energy of the particles in an area.

A

temperature

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9
Q

a forest biome consisting mostly of cone-bearing evergreen trees.

A

tiaga

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10
Q

an aquatic ecosystem that has a thin layer of water covering soil that is wet most of the time.

A

wetland

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11
Q

a coastal area where freshwater from rivers and streams mixes with salt water from seas or oceans.

A

estuary

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12
Q

a structure made of hard coral that creates a complex underwater ecosystem.

A

coral reef

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13
Q

the benefits experienced by organisms, including humans, which are provided by healthy ecosystem.

A

ecosystem servces

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14
Q

ecosystem services that allow for the existence of all other ecosystem services.

A

supporting seveces

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15
Q

an ecosystem that provides products from all ecosystems.

A

provisioning serveces

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16
Q

benefits that are received through the regulation of ecosystem processes

A

regulationg serveces

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17
Q

benefits that people obtain through their experiences with the ecosystem

A

cultural serves

18
Q

he contamination of the environment with substances that are harmful to life.

19
Q

an organism that is introduced into an ecosystem, either by accident or on purpose, that spreads on its own and outcompetes native species for resources.

A

invasive speces

20
Q

changing a habitat so much that it’s no longer usable by organisms that live there

A

habitat destruction

21
Q

the overuse of animal and plant species by humans

A

overexploitation

22
Q

changes in climate patterns over time

A

climate change

23
Q

process of planting trees to replace trees that have been cut or burned down

A

reforestation

24
Q

the process where mined land is restored with soil and replanted with vegetation.

25
The variety of genes or inherited traits that are present
genetic diversity
26
The number of different species and the quantity of each species in an ecological community
species diversity
27
The variety of ecosystems in the biosphere
ecosystem diversity
28
Describes the balance between different parts of the ecosystem.
dymanic equilibrium
29
Warm and moist. Bears hibernate. Plants have thick bark
DEcidious forest
30
Warm and not dry.frogs and nocturnal. plants have mutualism
troplical rainforest
31
warm and windy. camels have wide feet. cactus have wax around them
desert
32
hot and dryh, giraffe sharp claws. Wild flowers camoflage
Grassland
33
polar climate low precipitation.thick fur. shallow roots.
tundra
34
Cold winters. Mooses have thick fur. thick bark
taiga
35
biodiversity index form
species/ induvifuals
36
what number is biodiversity index always in
0-1 1 is greater 0 is lower
37
how many aquatic ecosystems are there
4
38
threats to biodiversiy
pollution,IS, habitat estruvtion
39
ways to collectt data
canopy fogging, transet sampling, mist netting, aerial photos, serves,
40
what is canopy fogging
using fogging to dislodge organisms form trees and capture them for identification