The latest classification of biological kingdoms was proposed by

Which of Whittaker's kingdoms include producers?

Statement $A$: Whittaker placed fungi in a separate kingdom from Protista.
Reason $R$: The cell wall of fungi is composed of fungal-cellulose (chitin).
Which option is correct for Statement $A$ and Reason $R$?

Find the incorrect match $-$

Which one of the following statements is correct?

Which of the following characteristic$(s)$ is/are used by Whittaker for the classification of organisms?