In the five kingdom classification, bacteria are included in Kingdom:
Show answer & explanation
Correct answer: B
Explanation
The correct answer is Option 2 i.e. Monera.
In the five kingdom classification proposed by R.H. Whittaker in 1969, bacteria are included in the Kingdom Monera. This kingdom comprises all prokaryotic organisms, which are unicellular and lack a true nucleus and membrane-bound organelles. Bacteria are among the simplest life forms, reproducing mostly by binary fission. They play essential roles in ecosystems, such as decomposing organic matter, nitrogen fixation, and aiding digestion in animals. Kingdom Monera includes both beneficial and harmful bacteria, as well as other prokaryotes like cyanobacteria (blue-green algae). Their cellular structure and genetic material distinguish them from organisms in other kingdoms like Protista, Fungi, Plantae, and Animalia.