A feature of reproduction that is common to Amoeba, Spirogyra
and Yeast is that
(a) they reproduce asexually
(b) they are all unicellular
(c) they reproduce only sexually
(d) they are all multicellular
Answer: The correct answer is (a) they reproduce asexually
Solution: The common feature among amoeba, spirogyra and yeast is that they all reproduce by asexual method of reproduction. Amoeba reproduces by binary fission, spirogyra by fragmentation and yeast by budding. Hence, (a) is the correct option.