C.B. Huffaker was able to maintain experimental populations of predator and prey (using species of mites) that exhibited recurring oscillations. What feature of Huffaker's experimental design was critical to this outcome?

TLS Online TPP Program

#Question id: 11170

#Section 2: Evolution

Which of the following examples is not a behavioural defense against predators?

TLS Online TPP Program

#Question id: 11766

#Section 1: Ecology

The population density of a particular insect species was determined to be 15,000 adults per hectare in the summer of 1996, 21,000 adults per hectare in the summer of 1997, and 29,400 adults per hectare in the summer of 1998.

What would you expect the insect population to be in the summer of 2000, assuming no change in λ?

TLS Online TPP Program

#Question id: 8847

#Section 2: Evolution

A compound contains hydroxyl groups as its predominant functional group. Which of the following statements is true concerning this compound?

TLS Online TPP Program

#Question id: 12323

#Section 1: Ecology

Which of the following is considered by ecologists a measure of the ability of a community either to resist change or to recover to its original state after change?

TLS Online TPP Program

#Question id: 3450

#Section 2: Evolution

This behavior, in which individual members of a species maintain exclusive use of an area that contains some limiting resource, such as foraging ground, food, or potential mates, is called