TLS Online TPP Program

#Question id: 9161


When climbing a mountain, we can observe transitions in biological communities that are analogous to the changes ________.

#Section 2: Evolution
  1. in biomes at different latitudes
  2. in a community through different seasons
  3. in an ecosystem as it evolves over time
  4. across the United States from east to west
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TLS Online TPP Program

#Question id: 3372

#Section 2: Evolution

Fish, penguin and Dolphin are independently evolved similar traits as a result of having to adapt to similar environments or ecological niches.

A. On a molecular level, this can happen due to random mutation in unrelated taxon to adaptive changes

B. This is the example of divergent evolution, occurred due to similar group of organisms inhabiting different environments

C. Similar phenotype are produced by identical change in orthologous gene

D. This is the example of convergent evolution, occurred due to similar group of organisms inhabiting different environments

Which of the following is the correct combination?

TLS Online TPP Program

#Question id: 9607

#Section 2: Evolution

The common housefly belongs to all of the following taxa. Assuming you had access to textbooks or other scientific literature, knowing which of the following should provide you with the most specific information about the common housefly?

TLS Online TPP Program

#Question id: 10840

#Section 2: Evolution

Why are monarch butterfly’s toxic?

TLS Online TPP Program

#Question id: 4596

#Section 2: Evolution

In a hypothetical environment, fishes called pike-cichlids are visual predators of large, adult algae-eating fish (in other words, they locate their prey by sight). The population of algae-eaters experiences predatory pressure from pike-cichlids. Which of the following is least likely to result in the algae-eater population in future generations?

TLS Online TPP Program

#Question id: 12340

#Section 1: Ecology

Keystone species are thought to have profound effects on the structure and composition of ecological communities because they