Set of values, beliefs and knowledge that we bring to the assessment of any situation or decision that we make
What is a paradigm?
100
A food web is a complex network made up of "who eats who". Food webs are comprised of several of these that are smaller and less complex
What is are food chains?
100
this organisms are a good indicator species because at different points in their life they are part of different food webs
What are frogs?
100
The study of the natural environment and of the relationship of organisms to one another and their surroundings
What is ecology?
100
When a species no longer exists anywhere in the world
What is extinct?
200
An organisms place within the food web; its habitat, feeding area, and the time of day it is most active
What is ecological niche?
200
Producers found on the first trophic level of any food web or pyramid
What are autotrophs?
200
This layer of the earth's atmosphere protects from ultra-violet radiation
What is the ozone layer?
200
A golf course, cemetery and city park are all examples of...
What is an artificial ecosystem?
200
Species that are extinct in one part of Canada, but may be present in another part of Canada.
What are extirpated?
300
Non-Living parts of an ecosystem
What are abiotic components?
300
A heterotroph that eats only plants
What is a herbivore?
300
factors affect population density of a species and increase in significance as the population grows can be described as...
What is density dependent?
300
He was a British naturalist who developed theories on natural selection, evolution and survival of the fittest
Who is Charles Darwin?
300
A species that is close to extinction in all parts of Canada or in a significantly large location
What is Endangered?
400
The kind of competition that occurs when individuals of different species compete for the same essential resource, such as food, water, or living space
What is interspecific competition?
400
Consumers that eat the waste produced by other organisms and include decomposers
What are detritivores?
400
The build up of greenhouse gasses in our atmosphere has amplified this trend
What is climate change? (global warming)
400
The process by which plants make food
What is photosynthesis?
400
A species that can become endangered if factors that make it vulnerable are not reversed
What is is threatened?
500
The study of energy transformations
What is Thermodynamics?
500
Herbivores, Omnivores and Carnivores can all be classed together as...
What are heterotrophs?
500
pollution from factories and fossil fuels has impacted the water cycle and various ecosystems via this phenomenom
What is acid rain?
500
the largest population of a species that an environment can support
What is carrying capacity?
500
Any species that is at risk because of low or declining numbers at the fringe of its range or in some restricted area