November Partial Flashcards

(62 cards)

1
Q

What is keystone species

A

Is a species that has an usually large effect on its ecosystem

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2
Q

The food chain links …

A

Species by their feeding relationship

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3
Q

What is food chain?

A

Is a model that shows a sequence of feeding relationship

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4
Q

They only eat plants

A

Herbivores

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5
Q

Eat only animals

A

Carnivores

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6
Q

They eat both plants and animals

A

Omnivores

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7
Q

Eat dead organic matter

A

Detritivores

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8
Q

What are generalists?

A

Are consumers that have a varying diet

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9
Q

What are specialists?

A

(Pandas) are consumers they primarily eat one specific

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10
Q

Food web shows…

A

A complex network of feeding relationship

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11
Q

How is the energy lost?

A

As heat

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12
Q

Other pyramids models illustrate an…

A

An ecosystem biomass and distribution of organisms in given area

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13
Q

What is biomass?

A

Is a measure of the total dry mass of organism ps in a given area

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14
Q

What is biodiversity

A

Is the variety of species in one ecosystem

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15
Q

Every organism has a…

A

A habitat and a niche

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16
Q

What is a habitat?

A

All the aspects of the area in which an organism lives

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17
Q

A habitat includes

A

Biotic and abiotic factors

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18
Q

What includes an ecological niche?

A

Food, abiotic factors, behavior, (all in order to reproduce, stay healthy and survive)

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19
Q

Competition occurs when…

A

The two species use resources in the same way

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20
Q

What are ecological equivalents?

A

Species that occupy similar niches but live in different geographical regions

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21
Q

What are two important says in which animals organisms interact?

A

Competition and predation

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22
Q

When occurs the predation?

A

When one organism captures and eats another

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23
Q

What are two important says in which animals organisms interact?

A

Competition and predation

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24
Q

When occurs the predation?

A

When one organism captures and eats another

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25
What Is biosphere
All living things and all the places they are found on Earth
26
What is biodiversity
The variety of life
27
What is ecology?
s the study of the interactions among living things,
28
What is a community?
is a group of different species that live together in one area, such as groups of alligators, turtles, birds, fish, and plants that live together in the Florida Everglades.
29
What is an ecosystem
includes all of the organisms as well as the climate, soil, water, rocks, and other nonliving things in a given area. Ecosystems can vary in size.
30
What is a Biome
s a major regional or global community of organisms.
31
What is population?
is a group of the same species that lives in one area.
32
What is an ecosystem
all of the organisms as well as the climate, soil, water, rocks and other nonliving things in a given area.
33
What is population density ?
Is a measurement of the number of individual living in a defined space
34
Population density depends on...
The number of individuals and the area units
35
How is population differ?
In random dispersion, uniform dispersion, and clumped dispersion
36
How can increase or decrease the population? | What are the 4 forms?
Inmigration and births | Emigration and deaths
37
In what is based the population growth?
On available resources
38
Is the maximum number of individuals number of individuals in a population that the environment can support
Carrying capacity
39
What limits the population growth?
Ecological factors
40
Regenerates or creates a community after a disaster
Succession
41
What are the two types that succession is divided?
Primary succession | Secondary succession
42
Is long term patternof weather conditions
Climate
43
What are the climate keys?
Temperature, sunlight and water
44
Is the climate of a small specific place within a larger area
Microclimate
45
is the study of the relationships among organisms and their environment.
Ecology
46
is an individual living thing, such as an alligator.
Organism
47
What are ecological research methods?
observation, experimentation, and modeling.
48
Producers are also called
Autotrophs because they make their own food.
49
consumers that primarily eat one specific organism or a very small number of organisms.
Specialists
50
shows the distribution of energy among trophic levels.
Energy pyramid
51
is a measure of the total dry mass of organisms in a given area.
Biomass
52
is all aspects of the area in which an organism lives.
Habitat
53
includes all of the factors that a species needs to survive, stay healthy, and reproduce.
Niche
54
What are the three types of dispersion.?
clumped, random, uniform
55
regenerates or creates a community after a disturbance.
Succession
56
primary succession — started by
Pioneer species
57
secondary succession — started by
Remaining species
58
What are the three Earth systems.?
geosphere—geologic features above and below Earth’s surface atmosphere—air blanketing Earth’s solid and liquid surface hydrosphere—water, ice, and water vaporhydrosphere—water, ice, and water vapor
59
It was developed by
James Lovelock and Lynn Margulis.
60
is the long-term pattern of weather conditions.
Climate
61
is the climate of a small specific place within a larger area.
Microclimate
62
What are The three main zones?
polar, tropical, and temperate