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TLS Online TPP Program

#Question id: 12576

Estimates of current rates of extinction

#Section 5: Applied Ecology & Evolution
  1. Indicate that we  have reached a  state of  stable equilibrium  in  which  speciation and extinction rates are approximately equal.
  2. Suggest that one-half of all animal and plant species may be gone by the year 2100.
  3. Indicate that rates may be greater than the mass extinctions at the close of the Cretaceous period. 
  4. Indicate that only 1% of all of the species that have ever lived on Earth are still alive.
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TLS Online TPP Program

#Question id: 11263

#Section 1: Ecology

Studies of parasitism of kentucky warblers by brown-headed cowbirds have shown that fragmentation has ____________the rate of parasitism because of ____________ edge habitat and ____________ habitat quality.
TLS Online TPP Program

#Question id: 11348

#Section 1: Ecology

Which of the following consumers always kills its resource?
TLS Online TPP Program

#Question id: 11349

#Section 1: Ecology

Prey exposed to a predator may __________.
TLS Online TPP Program

#Question id: 11350

#Section 1: Ecology

Which of the following adaptations has been exploited by at least one kind of parasite to circumvent the immune system of its host?
TLS Online TPP Program

#Question id: 11351

#Section 1: Ecology

Which type of mutualism is demonstrated by plant-pollinator relationships?
TLS Online TPP Program

#Question id: 11352

#Section 1: Ecology

Experimental removal of predatory typhlodromus mites from strawberry fields illustrated which of the following?