ECOSYSTEMS Flashcards

1
Q

Is broadly described as anything that affects an organism in its lifetime

A

Environment

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2
Q

Branch of biology that studies the interactions between organisms and their environment

A

Ecology

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3
Q

Composed of the organism in an area that are interacting with both biotic and abiotic

A

Ecosystem

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4
Q

Organization of ecological system

A

Individual, population, community, ecosystem, biome

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5
Q

The smallest unit of an ecosystem. Made up of smaller components of atoms and molecules arranged in an organized and hierarchical manner.

A

Organism

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6
Q

Group of organisms of the same species form

A

Population

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7
Q

Various species constitute different population of species and form a

A

Community

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8
Q

It includes the living organisms ( all the population) in an area and the non living aspects of the environment

A

Ecosystem

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9
Q

A geographic area on earth that J’s classified based on the plant and animal species that live in it

A

Biome

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10
Q

Made up of the parts of the earth where life exists

A

Biosphere

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11
Q

despite being tagged as one of 17 countries in the world to be “megadiverse” The Philippines suffers from the

A

Rapid loss of diversity

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12
Q

IUCN

A

International Union for conservation of nature

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13
Q

Is a linear sequence of organisms through which energy and nutrients pass as one organism feed on another organism

A

Food chain

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14
Q

Is the network of interconnected food chain

A

Food web

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15
Q

Two major types of ecosystem

A

Natural and artificial

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16
Q

More diverse in terms of species than artificial ecosystem, which have limited, usually targeted species

A

Natural ecosystems

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17
Q

It results the interaction between organisms and their environment. Composed of biotic and abiotic

A

Natural ecosystems

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18
Q

Two types of natural ecosystems

A

Terrestrial or aquatic

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19
Q

Are land based interactions of biotic and abiotic factors in a given geographic area

A

Terrestrial

20
Q

Are water based and they can be classified as freshwater or marine ecosystems

21
Q

Interaction between living and non living components

22
Q

Is a specific geographic area notable for the species that live here

23
Q

Species diversity is lower than a biome

24
Q

Greatly affected by climactic factors such as ice, rainfall and snow

25
-140-450cm of annual rainfall. -richest ecosystem on land, which experience high temperature and highprecipitation -2 000 000 plant and animals
Tropical rainforest
26
-50-125cm rainfall -tropical or subtropical grassland with seasonal rainfall and widely spaced trees or shrubs -transitional ecosystem
Savanna
27
20-40cm rainfall -scarce and unpredictable rain -sparse vegetation and very limited animals that can survive by having inactive stages
Desert
28
-found halfway between the equator and the poles. Also called prairies -soils are deep and fertile, often highly productive when converted into agricultural areas
Grassland
29
-mild but seasonal climates, plentiful rainfalls - eastern United States - deer, bears and raccoons
Temperate deciduous forest
30
-found along coastline with temperate climates -common vegetation includes spruce, pines, and redwoods
Temperate evergreen forest
31
One of the largest biomes on earth - prolonged and severe winters with very limited precipitation Deer, wolves, bears
Taiga
32
Above taiga, little rain or snow Few trees grow, permafrost (soil ice)
Tundra
33
Fresh water ecosystem can be categorized as
Stationary or running
34
Large bodies of freshwater that are relatively still or stationary
Lakes
35
Also stationary but smaller in sixe
Pond
36
Shallow part of the lake have variety of flowering plants such as cattails
Littoral zone
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Part of lake with ni rooted vegetation
Limnetic zone
38
These are intermediate habitats between freshwater and terrestrial environment
Freshwater wetlands
39
Shallow wetlands found along river
Marshes
40
Look very much like flooded forest
Swamps
41
It makes up to 71% of Earth's surface
Marine ecosystems
42
Photosynthetic activity is limited to the well lit, uppermost layer referred to as
Photic zone
43
Permanently dark because sunlight cannot reach it
Aphotic zone
44
It do not use sunlight to manufacture their own food
Chemoautotrophs
45
Ocean meets land
Intertidal zone
46
It goes farther from the land, which constitute the open ocean
Pelagic zone