The variation that arises is directed toward fixed goals, so that a species evolves in a predetermined direction by some kind of internal drive, without the aid of natural selection. This hypothesis is known as,

TLS Online TPP Program

#Question id: 10585

#Section 2: Evolution

Per capita birth rate of this population is b and per capita death rate of population is d, N is a population size. What is yield of population per unit time as?

TLS Online TPP Program

#Question id: 10586

#Section 2: Evolution

Which of the following factors may not change carrying capacity over time?

TLS Online TPP Program

#Question id: 10587

#Section 2: Evolution

The above pyramid 

Which of the following is not representation of following ecosystem?

TLS Online TPP Program

#Question id: 10588

#Section 2: Evolution

Following is survival ship curve of species

Which of the following is correct?

TLS Online TPP Program

#Question id: 10589

#Section 2: Evolution

We have seasonal breeding population of 1,000 organisms increasing at a finite rate of 15% per year. The population size will be after 4 year?

TLS Online TPP Program

#Question id: 10590

#Section 2: Evolution

Which of the following is correct figure?