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?

TLS Online TPP Program

#Question id: 12143

#Section 1: Ecology

The __________ states that two species cannot coexist indefinitely when the same resource limits both species. 

TLS Online TPP Program

#Question id: 3341

#Section 2: Evolution

In a given population of 400 individuals, 64 percent of population is caused  cancer due to completely dominat allele B. Assuming the population is in Hardy- Weinberg equilibrium, which of the following is the expected proportion of individuals who are not expected to develop the cancer?

TLS Online TPP Program

#Question id: 10615

#Section 1: Ecology

The population size of a bird increased from 600 to 700 in one year. If the per capita birth rate of this population is 0.50, what is its per capita death rate?

TLS Online TPP Program

#Question id: 12566

#Section 5: Applied Ecology & Evolution

Forests with a high density of native conifer trees are found in:

TLS Online TPP Program

#Question id: 10581

#Section 2: Evolution

Life-history characteristics associated with K-selected organisms include