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Honors Biology > Quiz #3 > Flashcards

Quiz #3 Flashcards

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0
Q

Population distribution/dispersion

A

Three types clumped nearly uniform and random

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1
Q

Population density

A

Numbers of individuals of a species of a unit area

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2
Q

Immigration

A

Moving into a population

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3
Q

Emigration

A

Exiting a population

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4
Q

Mortality

A

Death rate

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5
Q

Natality

A

Birthrate

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6
Q

Exponential growth

A

J-curve very rapid growth

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7
Q

Doubling time

A

Time taken for a population to double

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8
Q

Biotic potential

A

Maximum offspring in ideal conditions

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9
Q

Limiting factors that can cause population

A

Water and food
population free environment
shelter and protection
space

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10
Q

Carrying capacity

A

S – curve amount of resources available in an ecosystem

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11
Q

Density dependent control

A

Factor control that increases with increased population size

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12
Q

Density independent factors

A

Factor control that does not change with the size of the population

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13
Q

R- strategists

A

Many offspring low parental care low survivorship

Type 3

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14
Q

K – strategists

A

Type one few offspring hi parental care

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15
Q

Type one

A

Survival of population is late unless you offspring high parental care

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16
Q

Type to

A

Fairly consistent death rate at a lady’s medium number of offspring leave about a parental care

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17
Q

Type III

A

I mortality early lifespan lots of babies and low to no parental care

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18
Q

Humani population growth/demography

A

Over 7 billion people as of the senses of 2013

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19
Q

Zero population growth

A

Only strive for in China

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20
Q

Age structure

A

Look at largest age groups to predict population increased elderly equals low baby

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21
Q

Human carrying capacity

A

I’m going to resources provided by the environment sometimes can be increased

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22
Q

How did we get so big

A

Move globally increase diversity
Increased caring capacity with farming sanitation sewage medical technology etc.
Sidestepped limiting factors

23
Q

Eutrophication

A

Over nutrifying

24
Q

Density dependent factors 2

A

Higher population = greater decrease in population

25
Q

Density independent factors

A

Higher population number cause factors to become dependent

26
Q

Biodiversity

A

Life variety

27
Q

Extinction

A

Species disappears from entire biosphere

28
Q

What 3 things alway have variety beneficial in its ecosystem

A

Genetic diversity
Species diversity
Ecosystem diversity

29
Q

What does apes stand for

A

Assess
Political
Environmental or economic
Social

30
Q

Economics, indirect economic value and aesthetic and scientific value are all what

A

Environmental science

Apes

31
Q

Extinction rates

A

threats

32
Q

Background extinction

A

Gradual

33
Q

Mads extinction

A

Rapid and massive

34
Q

5factors that threaten biodiversity

A 
Over exploitation 
Habitat loss
Fragmentation of habitat 
Pollution (acid rain and eutrophication)
Introduced species (invasive exotic)
35
Q

Over exploitation

A

Over use

36
Q

Habitat loss

A

1 cause of extinction

37
Q

Fragmentation of habitat

A

Separating areas

38
Q

Introduced species

A

Alien to their ecosystem

39
Q

Carbon is _______________ of life

A

The building blocks

40
Q

Combustion is burning what

A

Fossil fuels

41
Q

Respiration between things flow chart of three thing s

A

Oxygen goes to consumers and consumers put out carbon which producers take up and emit oxygen (repeats)

42
Q

Denitrification

A

Breakdown process of decomposition

43
Q

Nitrogen makes

A

Plants green

44
Q

Two types of limiting factors

A

Biotic and abiotic

45
Q

Biotic

A

Living

46
Q

Abiotic

A

No living

47
Q

Community

A

Interacting species in an ecosystem

48
Q

Limiting factors

A

Abiotic and biotic factors that restrict

49
Q

Range of tolerance

A

How much or little factors organisms can take

50
Q

Ecological succession

A

One community replaces another

51
Q

Primary succession

A

Establish a community

52
Q

Climax community

A

When can no longer change

53
Q

Secondary succession

A

Establishment removed

Soil soil in tact

54
Q 
Renewable v non renewable resources 
Sustainable use
Biodiversity hot spots 
Corridors between habitat fragments 
Bioremediation
Biological augmentation 
Are all
A

Ways to prevent loss or restore damage of/to ecosystems

Honors Biology (8 decks)

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