Question

Statement (S): Species are groups of potentially inter breeding natural populations that are isolated from other such groups. Reason (R): Reproductive isolation brings about distinctive morphological characters.

• A. Both statement and reason are true and reason is a correct explanation to statement
• B. Only statement is true and the reason is not true
• C. Both statement and reason are not true,
• D. Both statement and reason are true but reason is not the correct explanation to the statement

Answer 1

Answer: (D)

A species is a group of individuals which resemble with each other in morphological physiological, biochemical and behavoural characters. These individuals are capable are breeding, feeding in between themse under natural conditions, but are incapable of breeding with members of other species. Reproductive isolation is mainly responsible for formation of new species.