TLS Online TPP Program

#Question id: 9193


Which of the following best describes the consequences of White-band disease in Caribbean coral reefs?

#Section 2: Evolution
  1. Staghorn coral has been decimated by the pathogen, and Elkhorn coral has taken its place.
  2. Key habitat for lobsters, snappers, and other reef fishes has improved.
  3. Algal species take the place of the dead coral, and the fish community is dominated by herbivores.
  4. Algal species take over and the overall reef diversity increases due to increases in primary productivity.
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TLS Online TPP Program

#Question id: 10750

#Section 2: Evolution

Which of the following correct this model?


TLS Online TPP Program

#Question id: 10752

#Section 2: Evolution

Which of the following is an example of Batesian mimicry?

A) a butterfly that resembles a leaf

B) a nonvenomous larva of a moth that moves like a venomous snake

C) a fawn with fur coloring that camouflages it in the forest environment

D) a snapping turtle that uses its tongue to mimic a worm, thus attracting fish

TLS Online TPP Program

#Question id: 10753

#Section 2: Evolution

Which of the following is correct combination? 


TLS Online TPP Program

#Question id: 10754

#Section 2: Evolution

Following is different type of interaction was shown in figure. (+: Benefit , - Harm , 0= Neither benefit nor harm) What is interaction between column A & B in each schematic?


TLS Online TPP Program

#Question id: 10755

#Section 2: Evolution

For two species A and B in competition, the carrying capacities, competition coefficients, per capita growth rate and population size are

KA = 1000          KB = 1200        α= .5    r A= .3    N1= 500         N2= 200          

According to the Lotka-Volterra model, what is growth rate of species A?

TLS Online TPP Program

#Question id: 10814

#Section 2: Evolution

A Population of N1 species is growing with N2 species with a growth rate (r1) of 0.15 in an environment with a carrying capacity K1 of 400, Density of N1 species 100, density of N2 species 50 competitive efficiency of N2 on N1 species 1.5. What is the approximate growth rate N1 species?