TLS Online TPP Program

#Question id: 11461


Elephants hear sounds that are too low for humans to hear. This sensitivity is primarily due to the differences in the ________.

#Unit 7. System Physiology – Animal
  1. arrangement and shape of the ossicles
  2. flexibility of the basilar membrane in the cochlea
  3. size and flexibility of the tympanic membrane (eardrum)
  4. size and shape of the outer ear
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TLS Online TPP Program

#Question id: 10751

#Unit 10. Ecological Principles

Possible interaction between populations in following manner ,which of the following best represent for negative ineteracion ?


TLS Online TPP Program

#Question id: 10752

#Unit 10. Ecological Principles

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

#Unit 10. Ecological Principles

Which of the following is correct combination? 


TLS Online TPP Program

#Question id: 10754

#Unit 10. Ecological Principles

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

#Unit 10. Ecological Principles

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: 10756

#Unit 10. Ecological Principles

Which of following is correct about interaction?

A) Population growth of each species is limited more by intraspecific competition than by interspecific competition.

B) The species with the greater initial abundance wins out.

C) Population of each species coexist and reach at stable equilibrium point

D) Population growth of each species is limited by only intraspecific competition