TLS Online TPP Program

#Question id: 16876


For a random sample of 9 women, the average resting pulse rate is x = 76 beats per minute, and the sample standard deviation is s = 5. The standard error of the sample mean is

#Section 3: Mathematics and Quantitative Ecology
  1.  0.557
  2. 0.745
  3.  1.667
  4. 2.778
More Questions
TLS Online TPP Program

#Question id: 10660

#Section 2: Evolution

Given below are growth equations where dN/dt is defined as

A.  rN

B. rN[(K-N)/N]

With reference to the above equations, which one of the following statements is incorrect?

TLS Online TPP Program

#Question id: 10661

#Section 2: Evolution

Semelparous species are those that produce all of their offspring in a single reproductive event. The survivorship curve of a population of a semelparous species would most likely resemble which of the following? 



TLS Online TPP Program

#Question id: 10662

#Section 2: Evolution

Growth model of logistic with 1000 carrying capacity and exponential with ideal condition is related to initial population. (Value of rmax = .25)


A) In Logistic growth value of X should be maximum at 1000

B) In Exponetial growth value of X should be maximum at 1000

C) In Logistic growth value of X should be maximum at 500

D) In Exponential growth value of X should be constant over size of population

TLS Online TPP Program

#Question id: 10663

#Section 2: Evolution

Following is a hypothetical life table of species


Following some statement is given

A- This type of life table is characteristic of species that produce a large number of offspring

B- Its greatest mortality early in life, with relatively low rates of death for those surviving this bottleneck

C. It is characterized by high age-specific survival probability in early and middle life, followed by a rapid decline in survival in later life

D. This includes k selected species

Which of the following above statement is correct?

TLS Online TPP Program

#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)

TLS Online TPP Program

#Question id: 10665

#Section 2: Evolution

Complete the following hypothetical life table of a species. 


Initial population size is 1000. What will be population size in next generation?