There are two population A (N = 500) and B (N=50). Due to genetic drift, both populations will lose its genetic diversity in a generation. Such losses become magnified over many generations. After 20 generations, what will be lose its original variation?

#Question id: 10624

#Section 2: Evolution

Limited resources cause tradeoff between investment in reproduction and survival. There is two Animal species with similar size present at same habitat but different their life history as a following. 

A Species   -   Later age at first reproduction

B Species –    Large clutch size and low survival of offspring and adult

There is above species should be

#Question id: 10625

#Section 2: Evolution

#Question id: 10626

#Section 2: Evolution

Following is a hypothetical life table of species.

Following some statement is given

A- Proportional of survive is constant over different age group

B- Greater mortality in young age

C. Follow type II survivorship curve

D. Follow type III survivorship curve

Which of the following above statement is correct?

#Question id: 10627

#Section 2: Evolution

Following graph represent mortality rate of population of species A, B and C with their respective Age

There are following organism are correct

#Question id: 10628

#Section 2: Evolution

Which of following statement is correct for above population?

#Question id: 10629

#Section 2: Evolution

Following are density dependent factors

A- Food                            B- space

Which of the following animal and their most important density dependent limiting factor are correct?