#Question id: 10581
#Section 2: Evolution
Life-history characteristics associated with K-selected organisms include
#Question id: 3489
#Section 2: Evolution
In a bird species A, the male alone builds the nest, incubates the eggs and feeds the nestling. In bird species B, it is the female that does all that. In bird species C, both sexes contribute equally to the above activities. In species A and B, the uninvolved partner may fly away and mate again. Which sex among A, B and C is most likely to develop colorful plumage during breeding season?
#Question id: 12144
#Section 1: Ecology
#Question id: 10635
#Section 1: Ecology
Three important biological parameters – generation time, per capita growth rate (r) and clutch size are a function of the organism‟s body size. Which of the curves (a) or (b) represents the correct relation of each of the parameters to body size?
#Question id: 11770
#Section 2: Evolution
Natural selection in an animal population results in narrowing of the range of phenotypic variation but no change in the average phenotype. What kind of selection is this population experiencing?