Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 57058
TLS Online TPP Program

#Question id: 3426

Fitness of three different genotypes is given in population I and II, under natural selection which of the following statement are correct?

#Unit 11. Evolution and Behavior

  1. In population I selection against recessive allele A2 while population II selection against dominant allele A2

  2. In population I selection against dominant allele A1 while population II selection against recessive allele A1

  3. In population I selection against recessive allele A1 while population II selection against dominant allele A1

  4. In population I A1 allele increases while Population II A2 allele increases

More Questions
TLS Online TPP Program

#Question id: 10599

#Unit 10. Ecological Principles

In a type I survivorship curve characterized by:
TLS Online TPP Program

#Question id: 10600

#Unit 10. Ecological Principles

Which of the following is not feature of Type II survivorship curve?
TLS Online TPP Program

#Question id: 10601

#Unit 10. Ecological Principles

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

#Unit 10. Ecological Principles

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

#Unit 10. Ecological Principles

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

#Unit 10. Ecological Principles

Which of the following statement are incorrect?