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environmental science > 2ND EXAM > Flashcards

2ND EXAM Flashcards

1
Q

It is the entire pool from which a statistical sample is drawn from different group of individuals

A

POPULATION

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2
Q

It refers to the shift in the history of birth and death rates in society because of the absence of science and technology

A

DEMOGRAPHIC TRANSITION

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3
Q

It is the measurement of the given population over volume respondents

A

POPULATION DENSITY

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4
Q

It is referring to the number of deaths in a given population over some time

A

MORTALITY/DEATH RATE

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5
Q

It is a ratio of males to females in a population

A

SEX RATIO

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6
Q

It is similar to fertility, wherein it is a natural way to produce offspring

A

FECUNDITY/BIRTH RATE

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7
Q

It is referring to the statistical features of human population

A

DEMOGRAPHY

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8
Q

The demographic analysis can cover whole societies or groups comprising _______,_______,______ and ________.

A

-EDUCATION
-NATIONALITY
-RELIGION
-ETHNICITY

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9
Q

It is referring to the movement of people of different sectors from one country to another with the intention of the new location

A

MIGRATION

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10
Q

It is a general term meaning the occurrence of disease and illnesses in a population

A

MORBIDITY

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11
Q

It is all the different kinds of life you’ll find in one area, the variety of animals, plants, fungi, and even microorganisms like bacteria that make up our natural world.

A

BIODIVERSITY

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12
Q

It is the practice and science of categorization or classification. It is a scheme of classification, especially a hierarchical classification, in which things organized into groups or types

A

TAXONOMY

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13
Q

It refers to the number of people living in a particular area, from a village to the world as a whole

A

HUMAN POPULATION

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14
Q

Having reached __ Billions in 2011

A

7

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15
Q

Demographers expect the 8 billion breakthrough by the year ____

A

2023

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16
Q

9 Billion by _____

A

2037

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17
Q

Projected as high as ___ billion by the year _____

A

10, 2056

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18
Q

The number per 1,000 individuals is referring to _______

A

CRUDE RATE

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19
Q

Defined as a group of individuals of the same species living and interbreeding within a given area.

A

POPULATION

20
Q

As a tool for _______ studying populations, population ecologists rely on a series of statistical measures known as demographic parameters

A

OBJECTIVITY

21
Q

As a tool for objectivity studying populations, population ecologists rely on a series of statistical measures known as _____________ ______________

A

DEMOGRAPHIC PARAMETERS

22
Q

The field of science interested in collecting and analyzing these numbers is termed __________

A

POPULATION DEMOGRAPHICS, ALSO KNOWN AS DEMOGRAPHY

23
Q

The study of the characteristics of populations

A

DEMOGRAPHY

24
Q

DEMOGRAPHIC PARAMETERS

A

-POPULATION SIZE
-DENSITY
-AGE STRUCTURE
-FECUNDITY (BIRTH RATES)
-MORTALITY (DEATH RATES)
-SEX RATIO

25
Q

The rise in the number of people on Earth is referred to as

A

POPULATION GROWTH

26
Q

Range of effects of human expansion on the earth system

A

-EXTRACTION OF ENVIRONMENTAL RESOURCES
-INCREASED USE OF FOSSIL FUEL
-INCREASED USE OF FRESH WATER
-ENVIRONMENTAL EFFECTS OF ECOLOGY
-EXPLOITED SPECIES
-SPREAD OF INVASIVE SPECIES
-SPREAD OF ILLNESS

27
Q

The vast variety of life on earth is referred to as

A

BIODIVERSITY

28
Q

According to scientist, around . million species of plants and animals are thought to exist

A

8.7 million

29
Q

_____________ _________ of tropical regions is an example of an optimum environmental setting for plant growth in ecosystems that support the greatest biodiversity.

A

HUMID TEMPERATURE

30
Q

Places with exceptionally high biodiversity levels and also home to endemic species

A

HOTSPOTS

31
Q

Threats to biodiversity:

A

-POPULATION EXPANSION
-POLLUTION
-CLIMATE CHANGE

32
Q

Some scientists predict that during the next century, half of all species will become ______

A

EXTINCT

33
Q

The branch of biology that classifies all living things

A

TAXONOMY

34
Q

Taxonomy was developed by the swedish botanist __________ ___________, who lived during the 18th century.

A

CAROLUS LINNAEUS

35
Q

The system of giving each type of organism a genus and species name.

A

BINOMIAL NOMENCLATURE

36
Q

He also developed a classification system called the _________ ________, which has eight ranks

A

TAXONOMIC HIERARCHY

37
Q

Plural taxa, it is a group of organisms that are classified as a unit.

A

TAXON

38
Q

ORDER FOR TAXONOMIC HIERARCHY

1st

A

DOMAIN

39
Q

2nd order

A

KINGDOM

40
Q

3rd order

A

PHYLUM

41
Q

4th order

A

CLASS

42
Q

5th order

A

ORDER

43
Q

6th order

A

FAMILY

44
Q

7th order

A

GENUS

45
Q

8th order

A

SPECIES

46
Q

MULTI-CELLED organisms

A

Eukaryotic

environmental science (4 decks)

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