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TLS Online TPP Program

#Question id: 12150

You are studying population dynamics in three species of small aquatic invertebrates called water fleas. Among these species, which is most likely to exhibit regular population cycles? 

#Section 2: Evolution
  1. The species with little storage of food reserves as oil droplets
  2. The species with moderate storage of food reserves as oil droplets
  3. The species with large storage of food reserves as oil droplets
  4. Any of the above
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TLS Online TPP Program

#Question id: 8287

#Section 2: Evolution

The following phylogeny shows six living species (a-f) and five ancestral (now extinct) species (#1-5). If the phylogeny had been developed on the basis of similarities in bone structure, which of the following predictions would you make in terms of the structure of a particular enzyme?
TLS Online TPP Program

#Question id: 10612

#Section 1: Ecology

dN/dt = rN (K-N/K )

The logistic equation above is used to describe therate of change of a population, N, with time, t, Where r is the intrinsic rate of increase and K is the carrying capacity. Which of the following value of N showing maximum growth rate?

  ( K= 420, r =.05)
TLS Online TPP Program

#Question id: 10869

#Section 2: Evolution

Parasitoidism is most similar to
TLS Online TPP Program

#Question id: 10816

#Section 1: Ecology

When a harmless species takes advantage by resembling the aposematic coloration of other species that are toxic, it is called _____________________.
TLS Online TPP Program

#Question id: 11244

#Section 4: Behavioural Ecology

An individual plant that is a monoecious hermaphrodite has