#Question id: 8295
#Section 2: Evolution
Imagine that a phylogeny was developed for a group of mammals based on bone structure. Which of the following statements would be a reasonable prediction about a phylogeny for the same group of species based on similarities and differences in the structure of a particular enzyme?
#Question id: 12457
#Section 1: Ecology
#Question id: 10717
#Section 1: Ecology
Following represents four different regions, each with four different sites on different-sized mountains. Which of the following statement is correct?
a) In region ‘a’ gamma diversity (γ) is one, and alpha diversity (α) diversity is also 1
b) In region ‘b’ gamma diversity (γ) is 4, and alpha diversity (α) diversity is 1
c) In region ‘c’ gamma diversity (γ) is six, and beta diversity (β) diversity is 2
d) The gamma diversity (γ) are same in region ‘c’ and‘d’.
#Question id: 3485
#Section 2: Evolution
Optimal foraging involves all of the following except
A) maximizing energy gained by the forager.
B) minimizing energy expended by the forager.
C) securing essential nutrients for the forager.
D) minimizing the risk of predation on the forager.
E) maximizing the population size of the forager
#Question id: 10664
#Section 2: Evolution
dN/dt = rN (K-N/K ) The logistic equation above is used to describe the rate of change of a population, N, with time, t, Where r is the intrinsic rate of increase and K is the carrying capacity. What is value of per capita growth rate when population size is 200 individuals? ( K= 400, r =.25)