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TLS Online TPP Program

#Question id: 12468

If the sex ratio in a population is significantly different from 50:50, then which of the following will always be true? 

#Section 1: Ecology
  1. The population will enter the extinction vortex.
  2. The genetic variation in the population will increase over time. 
  3. The genetic variation in the population will decrease over time.
  4. The effective population size will be less than the actual population size.
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TLS Online TPP Program

#Question id: 12113

#Section 4: Behavioural Ecology

In belding’s ground squirrels, it is mostly the females that behave altruistically by sounding alarm calls. What is the likely reason for this distinction?
TLS Online TPP Program

#Question id: 12115

#Section 4: Behavioural Ecology

Although many  chimpanzee populations  live  in  environments containing oil  palm  nuts,  members of  only  a  few populations use stones to crack open the nuts. The most likely explanation for this behavioural difference between populations is that
TLS Online TPP Program

#Question id: 12116

#Section 4: Behavioural Ecology

Which of the following is not required for a behavioural trait to evolve by natural selection? 
TLS Online TPP Program

#Question id: 12118

#Section 4: Behavioural Ecology

According to Hamilton’s rule,
TLS Online TPP Program

#Question id: 12119

#Section 4: Behavioural Ecology

How  does inefficient transfer of energy among trophic  levels result in  the typically  high  endangerment status of many top predators?
TLS Online TPP Program

#Question id: 12121

#Section 4: Behavioural Ecology

Zoonotic disease