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TLS Online TPP Program

#Question id: 10604

Which of the following statement are incorrect? 

#Section 2: Evolution
  1. r-selected plant produces more number of large seeds than k selected species
  2. K-selected species tend to be bigger, so they need more habitats in which to live
  3. K-selected species are those with a lower rate of population growth but better competitive ability at the other
  4. Per capita growth rates decreases as generation time’s increase
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TLS Online TPP Program

#Question id: 12956

#Section 5: Applied Ecology & Evolution

For  nearly 200  years, biogeographers have  noted that  the  tropics  have  more terrestrial species than  temperate regions. Which of the following is NOT a plausible explanation for this pattern?
TLS Online TPP Program

#Question id: 16791

#Section 3: Mathematics and Quantitative Ecology

The mode of a distribution is 24 and the mean is 60. What is its median? 
TLS Online TPP Program

#Question id: 11259

#Section 4: Behavioural Ecology

The problem of __________ can be stated as: "given that time and resources are limited, how can the organism best use them to achieve its maximum possible evolutionary fitness?"
TLS Online TPP Program

#Question id: 11057

#Section 1: Ecology

Bombardier beetles release an explosive mixture of quinones and hydrogen peroxide from glands at the end of their abdomen when disturbed by grasshopper mice and other predators. This is an example of what kind of defense against predation?
TLS Online TPP Program

#Question id: 12756

#Section 5: Applied Ecology & Evolution

Flycatcher birds that migrate from Africa to Europe feed their nestlings mostly with moth caterpillars. The data presented show the mean dates of egg laying, hatching, and fledging of flycatcher young, and the 1980 and 2000 peak mass of caterpillars.


The most likely cause for the shift in caterpillar peak mass is