Taxonomists face difficulty in the classification of $..........$.

The scientist who coined the term 'Protista' to include both plant-like and animal-like unicellular organisms was

Statement $X$: Presence of a rigid cell wall and nucleoprotein as genetic material.
Statement $Y$: Examples include $Euglena$,$Dinoflagellates$,$Amoeba$,and $Paramecium$.

Which of the following organisms are simple,predominantly aquatic,unicellular,and eukaryotic?

Which of the following belongs to the Kingdom Protista?

Leucosin $(Chrysolaminarin)$ is a carbohydrate which is stored as reserve food in which of the following organisms?