If 3rd of the month is Friday what day will be on the 4th day after the 21st of the month ?

TLS Online TPP Program

#Question id: 12463

#Unit 10. Ecological Principles

Which of the following is primarily responsible for limiting the number of trophic levels in most ecosystems? 

TLS Online TPP Program

#Question id: 12464

#Unit 10. Ecological Principles

A secondary consumer, such as a fox, receives what percent of the energy fixed by primary producers in a typical field ecosystem?

TLS Online TPP Program

#Question id: 12465

#Unit 10. Ecological Principles

Which statement best describes what ultimately happens to the chemical energy that is not converted to new biomass in the process of energy transfer between trophic levels in an ecosystem?

TLS Online TPP Program

#Question id: 12466

#Unit 10. Ecological Principles

Which of the following is a density-independent factor that could limit a population of high-altitude butterflies?

TLS Online TPP Program

#Question id: 12467

#Unit 10. Ecological Principles

Review the formula for effective population size. Imagine a population of 1,000 small rodents. Of these, 300 are breeding females, 300 are breeding males, and 400 are nonbreeding  juveniles.  What is the effective  population size?

TLS Online TPP Program

#Question id: 12468

#Unit 10. Ecological Principles

If the sex ratio in a population is significantly different from 50:50, then which of the following will always be true?