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TLS Online TPP Program

#Question id: 12286

Keystone predators can maintain species diversity in a community if they

#Section 1: Ecology
  1. Competitively exclude other predators.
  2. Prey on the community's dominant species. 
  3. Allow immigration of other predators.
  4. Reduce the number of disruptions in the community.
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TLS Online TPP Program

#Question id: 3288

#Section 2: Evolution

Migration causes changes in the allelic frequency of a population by introducing alleles from other populations. The magnitude of change due to migration depends on
TLS Online TPP Program

#Question id: 12321

#Section 1: Ecology

Based on the intermediate disturbance hypothesis, a community's species diversity is
TLS Online TPP Program

#Question id: 4629

#Section 2: Evolution

In the mid-1900s, the Soviet geneticist Lysenko believed that his winter wheat plants, exposed to ever-colder temperatures, would eventually give rise to ever more cold-tolerant winter wheat. Lysenkoʹs attempts in this regard were most in agreement with the ideas of
TLS Online TPP Program

#Question id: 12583

#Section 5: Applied Ecology & Evolution

Which of the following is caused by excessive nutrient runoff into lakes?  
TLS Online TPP Program

#Question id: 16862

#General Aptitude

He ….. (buy) a car one month ago.