human population

Question 1

studies the how individuals in an area are affected by various factors

Answer 1

Human Population Ecology

Question 1

study of human population and its changes overtime through statistical
methods

Answer 1

Human Demography

Question 2

Year 6000 B.C.

Answer 2

5 million; 2.5 million years

Question 3

Year 1650 A.D.

Answer 3

500 million; 8,000 years

Question 4

Year 1850

Answer 4

1 billion

Question 4

Year 1930

Answer 4

2 billion

Question 5

Year 1970

Answer 5

4 billion

Question 6

current

Answer 6

8 billion

Question 7

growth rate of human population

Answer 7

1.21%

Question 8

developing countries = increasing _____ than developed ones

Answer 8

9 times

Question 9

T OR F: human population is evenly distributed

Answer 9

f: not evenly distributed

Question 10

Characteristics of a Population
▪ In highly developed states:

Answer 10

o low birth rate
o low fertility rate
o low infant mortality
o higher life expectancy
o higher economic power/stability

Question 11

Characteristics of a Population
▪ In developing states:

Answer 11

o high birth rate
o high fertility rate
o high infant mortality
o shorter life expectancy
o lower economic power/stability

Question 12

Factors Influencing Human Population

Answer 12

migration, fertility rate, mortality rate

Question 13

a measure of how many children is being born to a woman over her reproductive years

Answer 13

Fertility Rate

Question 14

a measure of the movement of people in or out of an area

Answer 14

Migration Rate

Question 15

average number of years a newborn infant can be expected to live

Answer 15

Life Expectancy

Question 15

measure of deaths in a population

Answer 15

Mortality Rate

Question 16

number of live births that die in the first year

Answer 16

Infant Mortality Rate

Question 17

defined as the overview of a population’s demography

Answer 17

Population Composition

Question 18

in accounting the population composition, the following elements must be considered:

Answer 18

sex ratio, population pyramid

Question 19

whats is population pyramid?

Answer 19

distribution of a population in terms of sex and age

Question 20

what is sex ratio

Answer 20

ratio of men per 100 women

Question 21

proportion of different age groups with their sexes in a populationv

Answer 21

Age Structure

Question 22

Slow Decline

Answer 22

manageable

Question 23

severe economic and social problem

Answer 23

rapid decline

Question 24

limit population growth but are not influenced by changes in population density, usually abiotic

Answer 24

Density-independent factors

Question 24

difference of developing and developed countries in degrading the environment

Answer 24

developing = people overpopulation developed= consumption overpopulation

Question 25

talks about the “carrying capacity” or the ability of the people to thrive in an area with respect to the resources available to sustain them

Answer 25

Malthusian Theory

Question 26

who made Malthusian Theory

Answer 26

thomas malthus

Question 27

there are 3 factors that keep population “in check” within the bounds of carrying capacity (positive checks = increases mortality):

Answer 27

War Famine Disease

Question 28

preventive checks

Answer 28

birth control celibacy

Question 29

environment play the vital role in determining the world’s population

Answer 29

Zero Population Growth

Question 30

who made Zero Population Growth

Answer 30

Paul R Ehrlich

Question 31

the driving force to overcome environmental challenges that may affect human population

Answer 31

human ingenuity; Cornucopian Theory

Question 32

what are the Demographic Transition Theory stages:

Answer 32

Stage 1: A population may start with an increased rate of birth and mortality, and lower life expectancy. ● Stage 2: Industrialization happens, increasing the birth rate with low mortality, therefore increasing life expectancy. ● Stage 3: Birth and mortality continue to decline, life expectancy increasing. ● Stage 4: Societal stability.

Question 32

T OR F: food shortage can be resolved by science

Answer 32

T

Question 33

flow or movement of huge populations into smaller areas leads to urbanization

Answer 33

Urbanization

Question 34

who created Concentric Zone Model

Answer 34

created by Ernst Burgess in 1925

Question 34

How a city is formed?

Answer 34

must have a good environment = good climate and resources * technological advancements = food and health needs * organized = economic and social stability

Question 35

wealthy homes, white-collar workers, and shopping centers

Answer 35

zone d

Question 36

homes of the working class and established ethnic enclaves

Answer 36

zone c

Question 37

the center of the business and cultural district

Answer 37

zone a

Question 37

estates of the upper class

Answer 37

zone e

Question 38

formerly wealthy homes split into cheap apartments for new immigrant populations; houses small manufacturers

Answer 38

zone b

Question 39

changes in the global temperature involves increase and decrease in temperature although more emphasis on the increase of global temperature

Answer 39

Climate Change

Question 40

as of 2021, the years _____ recorded the warmest global temperature

Answer 40

2016 and 2020

Question 41

damaging contaminants leaking into various types of environments

Answer 41

pollution

Question 42

Earth is about 70% water but only a portion of its is usable by humans through water cycle (hydrologic cycle)

Answer 42

water pollution

Question 43

how many children are affected by malnutrition and various health issues due to unsafe waters

Answer 43

more than 160 million children

Question 44

how many people have no access to clean water for handwashing and sanitation purposes

Answer 44

3 billion people

Question 45

Damaging contaminants in a polluted soil:

Answer 45

o heavy metals like lead, mercury, arsenic, etc. o PolycyclicAromaticHydrocarbons (like naphthalene) o Pesticides

Question 46

major cause of Air Pollution

Answer 46

o Use of fossil fuels o Emission of Greenhouse Gases

Question 46

production of unwanted gases in the air that may have detrimental effect to life forms

Answer 46

Air Pollution

Question 47

Example of Air Contaminants

Answer 47

o Soots (fine black particles made up of carbon) o Sulfides (sulfur gases) o Hydrocarbons (aromatic hydrocarbons)

Question 47

Prominent example of toxic waste

Answer 47

Deepwater Horizon 2010 Oil Spill

Question 48

refers to how minorities are greatly affected by the effects of these hazards

Answer 48

Environmental Racism

Question 49

Bullard et al. (2007) conducted a study on this concept with findings including:

Answer 49

o in US, it was found that black children are more likely to be exposed to heavy metal poisoning (lead) than white children o black people live near facilities that emits toxic wastes

Question 50

Is shaped like a pyramid with sides that curve inward

Answer 50

expanding rapidly

Question 51

common in low and lower-middle-income countries.

Answer 51

expanding rapidly

Question 52

Has a higher proportion of young people compared to older people,

Answer 52

slow growth/ expanding slowly

Question 53

shaped like a pyramid

Answer 53

slow growth/ expanding slowly

Question 54

Has relatively similar proportions of young, middle age, and older people.

Answer 54

zero growth/ stable

Question 55

Often seen in high income countries, in which families tend to have fewer children and individuals have longer lifespans.

Answer 55

zero growth/ stable

Question 56

Is shaped like a dome or a hill.

Answer 56

zero growth/ stable

Question 57

shaped like a dome that constricts at the bottom

Answer 57

declining growth

Question 57

Has relatively few younger individuals. ● Is seen in populations with low birth and death rates

Answer 57

declining growth

Question 58

Populations with large fractions of young and reproductive age individuals are likely ______ Populations with large fractions of post-reproductive age individuals are likely_______

Answer 58

to grow; to shrink.