question_answer 77)

  Which of the following statements, support the view that elaborate sexual reproductive process appeared much later in the organic evolution. I. Lower groups of organisms have simpler body design. II. Asexual reproduction is common in lower groups. III. Asexual reproduction is common in higher groups of organisms. IV. The high incidence of sexual reproduction in angiosperms and vertebrates. Choose the correct answer from the options given below. (a) I and III                          (b) I and III                          (c) II and IV                     (d) II and III

Answer:

                  (c) Asexual reproduction (budding) has been found in most primitive animals like Hydra but over the evolutionary time as the higher or advanced organisms came into existence, they resorted the sexual reproduction as it ensures the genetic recombination that results in variation.