2ND EXAM Flashcards
It is the entire pool from which a statistical sample is drawn from different group of individuals
POPULATION
It refers to the shift in the history of birth and death rates in society because of the absence of science and technology
DEMOGRAPHIC TRANSITION
It is the measurement of the given population over volume respondents
POPULATION DENSITY
It is referring to the number of deaths in a given population over some time
MORTALITY/DEATH RATE
It is a ratio of males to females in a population
SEX RATIO
It is similar to fertility, wherein it is a natural way to produce offspring
FECUNDITY/BIRTH RATE
It is referring to the statistical features of human population
DEMOGRAPHY
The demographic analysis can cover whole societies or groups comprising _______,_______,______ and ________.
-EDUCATION
-NATIONALITY
-RELIGION
-ETHNICITY
It is referring to the movement of people of different sectors from one country to another with the intention of the new location
MIGRATION
It is a general term meaning the occurrence of disease and illnesses in a population
MORBIDITY
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.
BIODIVERSITY
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
TAXONOMY
It refers to the number of people living in a particular area, from a village to the world as a whole
HUMAN POPULATION
Having reached __ Billions in 2011
7
Demographers expect the 8 billion breakthrough by the year ____
2023
9 Billion by _____
2037
Projected as high as ___ billion by the year _____
10, 2056
The number per 1,000 individuals is referring to _______
CRUDE RATE
Defined as a group of individuals of the same species living and interbreeding within a given area.
POPULATION
As a tool for _______ studying populations, population ecologists rely on a series of statistical measures known as demographic parameters
OBJECTIVITY
As a tool for objectivity studying populations, population ecologists rely on a series of statistical measures known as _____________ ______________
DEMOGRAPHIC PARAMETERS
The field of science interested in collecting and analyzing these numbers is termed __________
POPULATION DEMOGRAPHICS, ALSO KNOWN AS DEMOGRAPHY
The study of the characteristics of populations
DEMOGRAPHY
DEMOGRAPHIC PARAMETERS
-POPULATION SIZE
-DENSITY
-AGE STRUCTURE
-FECUNDITY (BIRTH RATES)
-MORTALITY (DEATH RATES)
-SEX RATIO
The rise in the number of people on Earth is referred to as
POPULATION GROWTH
Range of effects of human expansion on the earth system
-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
The vast variety of life on earth is referred to as
BIODIVERSITY
According to scientist, around . million species of plants and animals are thought to exist
8.7 million
_____________ _________ of tropical regions is an example of an optimum environmental setting for plant growth in ecosystems that support the greatest biodiversity.
HUMID TEMPERATURE
Places with exceptionally high biodiversity levels and also home to endemic species
HOTSPOTS
Threats to biodiversity:
-POPULATION EXPANSION
-POLLUTION
-CLIMATE CHANGE
Some scientists predict that during the next century, half of all species will become ______
EXTINCT
The branch of biology that classifies all living things
TAXONOMY
Taxonomy was developed by the swedish botanist __________ ___________, who lived during the 18th century.
CAROLUS LINNAEUS
The system of giving each type of organism a genus and species name.
BINOMIAL NOMENCLATURE
He also developed a classification system called the _________ ________, which has eight ranks
TAXONOMIC HIERARCHY
Plural taxa, it is a group of organisms that are classified as a unit.
TAXON
ORDER FOR TAXONOMIC HIERARCHY
1st
DOMAIN
2nd order
KINGDOM
3rd order
PHYLUM
4th order
CLASS
5th order
ORDER
6th order
FAMILY
7th order
GENUS
8th order
SPECIES
MULTI-CELLED organisms
Eukaryotic
