Home » Biological Classification MCQs » Presence of rigid cell wall is characterized by kingdom Biological Classification MCQs Presence of rigid cell wall is characterized by kingdom September 26, 2022 33 Views Q. Presence of rigid cell wall is characterized by kingdom… ProtistaplantaemoneraAnimalia Answer: monera
Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen?