Applied ecology

Question 1

changes driven by human activities like fossil fuel burning which increases heat dropping greenhouse gas levels in Earth’s atmosphere racing Earth’s average surface temperature commonly referred to as

Answer 1

global warming

Question 2

organic mother is needed in the aquatic party you chemical cycle however this too in excess causes of refertilization and can trigger the chain of events

Answer 2

eutrophication

Question 3

the latters die off brings about an _____ since it further consumes more of the oxygen

Answer 3

anoxic condition

Question 4

effects of climate change

Answer 4

• melting of polar caps
• sea level rise
• increase precipitation
• severe drought
• spread of diseases
• changes in the ecological systems

Question 5

can soon dominate the environment because they do not have predators to keep them in check

Answer 5

when species are aggressive

Question 6

are capable of crossing extinctions of native plants and animals

Answer 6

invasive species

Question 7

organisms that are alien to a certain environment

Answer 7

exotic species

Question 8

The complex alterations in the weather and climate systems of the planet Earth

Answer 8

climate change

Question 9

greenhouse gases that observe the radiation reflected by the Earth hence blocking the heat which is supposed to release in the atmosphere

Answer 9

methane ammonia sulfur dioxide ozone and water vapor

Question 10

when applied in excess of what is needed or when it is not needed The superfluous nutrients join the water table or run off the land and eventually reach water bodies

Answer 10

euthropication

Question 11

wise among the elderly

Answer 11

leaders

Question 12

it is created so that extreme conditions are livable

Answer 12

artificial environments

Question 13

handmade of industrialization

Answer 13

fuel

Question 14

initial fuel

Answer 14

wood

Question 15

sources of power

Answer 15

fossil fuels hydropower geothermal power nuclear power

Question 16

coal natural gas peat petroleum

Answer 16

fossil fuels

Question 17

water from dams

Answer 17

hydropower

Question 18

energy from steam

Answer 18

geothermal power

Question 19

results from fission or split of uranium or plutonium atoms

Answer 19

nuclear power

Question 20

distribution of power in a society

Answer 20

politics

Question 21

system by which goods and services are exchange

Answer 21

economics

Question 22

worldviews the cheap and are shaped by human culture

Answer 22

value systems

Question 23

first technological stage

Answer 23

human gathering or paleolithic

Question 24

a determinant of how natural resources and impacts on the environment are valued and utilize

Answer 24

worldview

Question 25

two predominant subsystems

Answer 25

economic political

Question 26

bigger than the carrying capacity

Answer 26

the population crashes

Question 27

high yield hybrids

Answer 27

The green evolution

Question 28

jeans have been altered through genetic engineering

Answer 28

genetic engineering and GMOs

Question 29

from with or other carbonaceous materials

Answer 29

biomass

Question 30

methane

Answer 30

biogas

Question 31

difference in temperature between the surface water and lower layers of the ocean

Answer 31

ocean thermal energy conversion

Question 32

reaction of hydrogen and oxygen releases energy

Answer 32

hydrogen

Question 33

it increase crop yields

Answer 33

chemical fertilizers

Question 34

scientific knowledge translated into practical purposes

Answer 34

technology

Question 35

not capable of large scale changes in landscape destruction of ecosystems nor pollution of water in the air

Answer 35

low technology low numbers

Question 36

threats to biodiversity have to be addressed through various strategies

Answer 36

legislation and land use planning information and education

Question 37

wide variety of life on Earth

Answer 37

biodiversity

Question 38

provision for basic needs

Answer 38

utility value

Question 39

Knowing that it is there to be used

Answer 39

hidden wealth

Question 40

natural biological evolution based on species being replaced extremely gradually by those who are better adopted to changes environment

Answer 40

extinction

Question 41

going beyond essentials of leaving

Answer 41

extracting too much

Question 42

development that meet the needs of the present generation without compromising The ability of future generation to meet theirs

Answer 42

sustainable development

Question 43

reasons for extinction

Answer 43

- loss of habitat - modern agricultural practices - cultivar selection - over harvesting - introduction of exotic species - global warming - chemical and heavy metals

Question 44

The disposed product of a once useful system

Answer 44

waste

Question 45

harmful waste

Answer 45

pollution

Question 46

destroy ecological balance when they went to this exceed a certain threshold level

Answer 46

ecologically dangerous substances

Question 47

related to cancer, interface with the conduction of nerve impulses

Answer 47

Dichloro-diphenyl-trichloethane DDT

Question 48

synthesized from the combination of organic molecules and chlorine

Answer 48

dioxins and furans

Question 49

makes up the major portion of Earth's surface

Answer 49

water

Question 50

drives all phenomena in nature

Answer 50

hydrologic cycle

Question 51

dangerous through long-term exposure

Answer 51

hazardous substances

Question 52

The process of undesirable substances or of certain substances over some threshold level in our lives of our systems

Answer 52

pollution

Question 53

boy something to human health even in minute quantities

Answer 53

toxic substances

Question 54

such as pesticides insecticides herbicides fungicides which interfere with the natural physiology

Answer 54

persistent organic pollutants POPs

Question 55

The presence of any substance in air water soil or food which threatens the health of human animal and plant life

Answer 55

pollution

Question 56

resulting to salinity

Answer 56

SeaWater intrusion

Question 57

single large emitter into the environment means source can be traced back at

Answer 57

point sources

Question 58

hard or even impossible to trace back because their pollutants are dispersed

Answer 58

non point sources

Question 59

running water

Answer 59

lotic

Question 60

freshwater or sea water

Answer 60

lentic

Question 61

define by how they resolve the three basic economic questions of what goods should be produced how they should be produced and for whom they should be produced

Answer 61

economic system