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Exam 2

Principles of Ecology Summer Semester 2026

QuestionAnswer
When do enzymes function best? Over a narrow temperature range
Principle of allocation definition Given limited energy, if an organism allocates energy to one function it reduces the amount f energy available to other functions
What happens when an organism adapts to one set of conidtions? It reduces fitness in others
Evolutionary trade-offs definition Adapting to one set of environmental conditions reduces fitness in other conditions
What are evolutionary trade-offs a result of? Resource and energy limitation
What helps an organism maintain a regulated body temperature despite variation in environmental temperatures? Heat gained by metabolism (Hm) Heat lost or gained by conduction (Hcd) Heat lost or gained by convection (Hcv) Heat gained by radiation (Hr) Heat loss by evaporation of water (He)
What can ectotherms use to regulate body temperature? Behavior (e.g., basking, seeking shade)
Created by: KristenR2025
 

 



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