NEET BIOLOGY

Detailed explanation-1: -Diatoms are formally classified as belonging to the Division Chrysophyta, Class Bacillariophyceae. The Chrysophyta are algae which form endoplasmic cysts, store oils rather than starch, possess a bipartite cell wall and secrete silica at some stage of their life cycle.

Detailed explanation-2: -Diatoms are Eukaryotic and belong to the Kingdom protista. They further belong to the super group Chromalveolata and are grouped into the Strameopiles as the lineage Diatoms. They then form two phyla, Bacillariophyta and Chrysophyta.

Detailed explanation-3: -Diatoms can be referred to as chrysophytes but they are not relevant to each other.

Detailed explanation-4: -Diatoms are a type of photosynthesizing algae that can be found practically wherever that is moist, including soils, freshwater bodies of water, and oceans. All varieties of multicellular brown algae as well as diatoms were formerly referred to as chrysophytes. All aquatic and terrestrial ecosystems contain diatoms.