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

A

Aquatic

21
Q

Interaction between living and non living components

A

Ecosystem

22
Q

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

A

Biome

23
Q

Species diversity is lower than a biome

A

Ecosystem

24
Q

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

A

Biome

25
Q

-140-450cm of annual rainfall.
-richest ecosystem on land, which experience high temperature and highprecipitation
-2 000 000 plant and animals

A

Tropical rainforest

26
Q

-50-125cm rainfall
-tropical or subtropical grassland with seasonal rainfall and widely spaced trees or shrubs
-transitional ecosystem

A

Savanna

27
Q

20-40cm rainfall
-scarce and unpredictable rain
-sparse vegetation and very limited animals that can survive by having inactive stages

A

Desert

28
Q

-found halfway between the equator and the poles. Also called prairies
-soils are deep and fertile, often highly productive when converted into agricultural areas

A

Grassland

29
Q

-mild but seasonal climates, plentiful rainfalls
- eastern United States
- deer, bears and raccoons

A

Temperate deciduous forest

30
Q

-found along coastline with temperate climates
-common vegetation includes spruce, pines, and redwoods

A

Temperate evergreen forest

31
Q

One of the largest biomes on earth
- prolonged and severe winters with very limited precipitation
Deer, wolves, bears

A

Taiga

32
Q

Above taiga, little rain or snow
Few trees grow, permafrost (soil ice)

A

Tundra

33
Q

Fresh water ecosystem can be categorized as

A

Stationary or running

34
Q

Large bodies of freshwater that are relatively still or stationary

A

Lakes

35
Q

Also stationary but smaller in sixe

A

Pond

36
Q

Shallow part of the lake have variety of flowering plants such as cattails

A

Littoral zone

37
Q

Part of lake with ni rooted vegetation

A

Limnetic zone

38
Q

These are intermediate habitats between freshwater and terrestrial environment

A

Freshwater wetlands

39
Q

Shallow wetlands found along river

A

Marshes

40
Q

Look very much like flooded forest

A

Swamps

41
Q

It makes up to 71% of Earth’s surface

A

Marine ecosystems

42
Q

Photosynthetic activity is limited to the well lit, uppermost layer referred to as

A

Photic zone

43
Q

Permanently dark because sunlight cannot reach it

A

Aphotic zone

44
Q

It do not use sunlight to manufacture their own food

A

Chemoautotrophs

45
Q

Ocean meets land

A

Intertidal zone

46
Q

It goes farther from the land, which constitute the open ocean

A

Pelagic zone