Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET2009ZoologyEvolutionActual

Biological concept of species is mainly based on

Options

  1. Areproductive isolation
  2. Bmorphological features only
  3. Cmethods of reproduction only
  4. Dmorphology and methods of reproduction

Correct answer

A. reproductive isolation

Step-by-step solution

A species can be defined as a group of closely related organisms which are capable of inbreeding to produce fertile offspring. Thus biological concept of species is mainly based on reproductive isolation, which preserve the integrity of the species by checking hybridization.

Practice Evolution on Quantrex Academy →

More from Evolution

Evolution of human appears parallel to the progressive development of brain and language skills. As such, the evolution of individual species in the sequence of their appearance is 2026Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R . Assertion A : Forelimbs of human and bats are homologous. Reason R : Forelim 2026Which of the following is not evidence for evolution ? 2026Sweet potato and potato represent a certain type of evolution. Select the correct combination of terms to explain the evolution. 2025Coacervates were discovered by 2019Which one is the oldest in following? 2019Following are the two statements regarding the origin of life. I. The earliest organisms that appeared on the earth were non-green and presumably an aerobes. II. The first autotrop 2017Variation in gene frequencies within population can occur by chance rather than by natural selection. This is reffered to as 2017 Full Evolution list All NEET PYQs