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TLS Online TPP Program

#Question id: 9571

All homeostatic systems used by organisms to regulate body temperature are described by which of the following?

#Section 1: Ecology
  1. They are able to maintain internal temperatures within 5°C of the "set point”
  2. They use a negative feedback process to accomplish temperature regulation
  3. They are independent of any external source of energy
  4. They are dependent on external cues (such as day length) to activate the system
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TLS Online TPP Program

#Question id: 11181

#Section 4: Behavioural Ecology

Among populations of birds, individuals without territories are
TLS Online TPP Program

#Question id: 10661

#Section 2: Evolution

Semelparous species are those that produce all of their offspring in a single reproductive event. The survivorship curve of a population of a semelparous species would most likely resemble which of the following? 
TLS Online TPP Program

#Question id: 3291

#Section 2: Evolution

Which of the following is the most predictable outcome of increased gene flow between two populations?
TLS Online TPP Program

#Question id: 10821

#Section 2: Evolution

What factor does not contribute to the rapid loss of nutrients from terrestrial ecosystems?
TLS Online TPP Program

#Question id: 3491

#Section 4: Behavioural Ecology

Some dogs love attention, and learns that if he barks, he gets attention. Which of the following might you use to describe this behavior?

A) The dog is displaying an instinctive fixed action pattern.

B) The dog is trying to protect its territory.

C) The dog has been classically conditioned.

D) The dog's behavior is a result of operant conditioning

E) The dog is displaying controlled by external stimuli