Population Cycles
Disturbing Ecosystem Relationships
Critical Thinking
100

Describes the relationships between distinct species within an ecosystem

Interspecific Interaction

100

The term for the introduction of a species from another region that negatively affects the local ecosystem

Invasive Species

200

The recurring rise and fall in predator and prey population levels throughout time.

Fluctuation

200

A human activity that has been identified as the primary cause of species extinction worldwide.

Habitat Destruction

300

Referring to the delay between a change in one component of a population and the resulting response in another component.

Time Lag

300

In the interaction between grey wolves and humans, what term describes the wolf's role in controlling the deer population?

(Top) Predator

400

Variables that can affect the cycling of population size.

catastrophic natural events, changes in climate, human interference

400

Name the non-native invasive plant dominating areas in southern Ontario, competing with native species for resources.

Garlic Mustard Plant

400

The impact of environmental factors on population cycles, and how these patterns might be influenced by climate change.

temperature and precipitation, timing and intensity of seasons, changes in vegetation, etc.

500

Catastrophic natural events that contribute to population cycling

natural disasters, wildfires, disease outbreaks, extreme weather events, etc.

500

How human activities, such as habitat destruction and species introduction, upset the dynamic equilibrium in ecosystems.

shift in balance, disruption of. processes, vulnerability to invaders, loss of resilience, etc.

500

Moral considerations addressed when dealing with alterations in ecological interactions, particularly those involving human interventions.

respect for nature, ethical treatment of species, preservation of biodiversity, long-term sustainability, transparency and accountability, etc.

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