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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: 3493

#Section 2: Evolution

Which of the following is incorrect?
TLS Online TPP Program

#Question id: 3367

#Section 2: Evolution

The largest unit within which gene flow can readily occur is a
TLS Online TPP Program

#Question id: 3431

#Section 2: Evolution

In the territorial behavior of the stickleback fish, the red belly of one male elicits attack from another male by functioning as
TLS Online TPP Program

#Question id: 16204

#Section 2: Evolution

Evolution of different characters at different rates within a lineage called as?
TLS Online TPP Program

#Question id: 3427

#Section 2: Evolution

Natural selection can alter the frequency of distribution allele and heritable trait in different following way

A- Accumulation of those mutation that increase fitness of population in changing environment

B- Check accumulation of mutation that lower the fitness of species in unchanging environment

c- occur when population is subjected to divergent selection
TLS Online TPP Program

#Question id: 3425

#Section 2: Evolution

Many evolutionary forces are operating in population. In study, within population increase genetic variation due to -----A-----while decrease genetic variation due to ------B-----. Between populations increase genetic variation due to -----C-----while decrease genetic variation due to ------D-----.