TLS Online TPP Program

#Question id: 9274


The different types of carotenoids found in photosynthetic organisms, the all carotenoids are

#Section 5: Applied Ecology & Evolution
  1. linear molecules with only single bond contain 40 carbon group called tetratepenes
  2. Derivatives of secondary metabolites sesquiterpenes, purely hydrocarbon compound and contain no oxygen
  3. All are produce from 6 isoprene molecules, it absorb wavelength ranging from 650 to 750 nm
  4. All are derivatives of tetraterpenes, linear molecules with multiple conjugated double bonds
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TLS Online TPP Program

#Question id: 10600

#Section 2: Evolution

Which of the following is not feature of Type II survivorship curve?

TLS Online TPP Program

#Question id: 10601

#Section 2: Evolution

following some statement are given about Grime’s triangle that is alternative to r and K selection is correct?

A. Ruderals are adapted to take advantage of habitat disturbance, but these are less competitor 

B. Any species cannot be a good stress tolerator and a good competitor at the same time

C. Mangroves and lichens are good stress tolerant and also good adopted to disturbance

D. Many perennial herbs are good adapted to habitat disturbance, but these are less competitor 

Which one of the following options represents a combination of correct statements?

TLS Online TPP Program

#Question id: 10602

#Section 2: Evolution

What are size of female population of butterfly (Breed once and one year life span ) after two year ?

Nt = 20 (initial population ) Nt+2 =?

Ro=1.5 number of female produced per female per generation

TLS Online TPP Program

#Question id: 10603

#Section 2: Evolution

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: 10604

#Section 2: Evolution

Which of the following statement are incorrect? 

TLS Online TPP Program

#Question id: 10605

#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. Which of N value will show maximum per capita growth rate?  (K= 1000, r =.05)