TLS Online TPP Program

#Question id: 10750


Which of the following correct this model?


#Section 2: Evolution
  1. First species eliminated and A region represent  resource used by both N1 and N2 but B region represent all resource used by N1
  2. First species eliminated and A region represent  resource used by both N1 and N2 but B region represent all resource used by N2
  3. both species coexist and A region represent all resource used by N1 but B region represent all resource used by N2
  4. second species eliminated and A region represent all resource used by N1 but B region represent all resource used by N2
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TLS Online TPP Program

#Question id: 10667

#Section 2: Evolution

Which of the following is correct statement?

A) The average number of offspring that female producing during life time is called NET reproductive rate

B) The number of birth minus the number of death per generation time called called per capita growth rate

C) The average number of female offspring that female producing during life time is called NET reproductive rate

D) The average number of offspring that breeding male and female producing during life time is called NET reproductive rate

TLS Online TPP Program

#Question id: 10668

#Section 2: Evolution

Following table was shown life table where (S(x)= Live Individual , b(x) = Age specific fertility rate , g(x)= Death rate. What is NET reproductive rate?


               

TLS Online TPP Program

#Question id: 10669

#Section 2: Evolution

The three graphs (A, B, C) show population growth (N) patterns in relation to N or time (t)


Which of the following above graph showing exponential growth?


TLS Online TPP Program

#Question id: 10670

#Section 2: Evolution

To estimate the number of foxes in an area, a researcher conducted a mark-recapture survey. In the first survey, he caught and marked N number of foxes. In his second survey a week later, he caught 120 foxes of which 90 were unmarked (recaptures). If you are told that the actual number of foxes in this area is 400, what is value of N in this area?

TLS Online TPP Program

#Question id: 11510

#Section 2: Evolution

Life history trait varies environmental condition, both survivorship and fecundity is habitat dependent in practice but intrinsic rate of increase can change as environmental change. Following life history trait is characteristic of r-selected species?

A) Later age at first reproduction                    B) Long generation time

C) Multiple broods per life spans                    D) Large number of offspring per brood

TLS Online TPP Program

#Question id: 11511

#Section 2: Evolution

A metapopulation is