Biology questions
20584 published questions with worked solutions.
- An intermediate or transitional stage between two organisms is called
- The basic concept of Modern synthetic theory is based on
- Separation of a single population into several sub-units is called
- Normally, organic evolution leads to the emergence of organisms that are
- Industrial melanism is an example of
- A group of similar individuals interbreeding among themselves occupying a geographical area is called
- The credit of ‘Natural Selection Theory’ goes to
- The change in gene and gene frequencies is called
- Organs which are structurally similar but functionally dissimilar are called
- Which concept is supported by the palaeontological evidence?
- Which of the following statement/s about fossils is/are correct?
- A post-mating mechanism, in which the hybrids formed are sterile is called
- The book “Theory of Origin of Species by natural selection” was postulated by
- The objection in mutation theory of Hugo de Vries was
- Theory of mutation was given by
- Changes in the chemical make-up of a gene is called
- Which among the following is a molecular evidence?
- Organisms living in the same region but occupying different habitat is called
- Genetic drift is a change of
- _________ explains the theory of natural selection as well as the theory of mutation