TLS Online TPP Program

#Question id: 9239


Why are changes in the global carbon cycle important?

#Section 5: Applied Ecology & Evolution
  1. Burning increases available carbon for primary producers and, therefore, primary consumers.
  2. Deforestation and suburbanization increase an area's net primary productivity.
  3. Increasing atmospheric concentrations of carbon dioxide are altering Earth's climate.
  4. By using fossil fuels, we are replenishing a nonrenewable resource.
More Questions
TLS Online TPP Program

#Question id: 10625

#Section 1: Ecology

Find out density of three different fish population by mark recapture method? Following is a density of capture and recapture fish? 


Which of the decrease order of their relative abundance? 

TLS Online TPP Program

#Question id: 10629

#Section 1: Ecology

Following are density dependent factors

A- Food                            B- space

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

TLS Online TPP Program

#Question id: 10630

#Section 1: Ecology

Following is relation between population size with various strategies of species, following is correct figure? 


TLS Online TPP Program

#Question id: 10631

#Section 1: Ecology

To estimate the number of foxes m an area, a researcher conducted a mark-recapture survey. In the fast survey, he caught and marked 90 foxes. In his second survey a week later, he caught 120 foxes of which 40 were marked (recaptures). If you are told that the actual number of foxes in this area is 400, which of the following is a plausible explanation for the anomaly in the researcher's data? 

TLS Online TPP Program

#Question id: 10632

#Section 1: Ecology

Three different population growth pattern related to population density are shown in figure

TLS Online TPP Program

#Question id: 10634

#Section 1: Ecology

Consider a population which is changing from one generation to the next as per the equation N(t) = R*N(t-1), where N(t) represents the size of the population at time t and R is a constant growth parameter. Under what condition is the population likely to go extinct?