EVERYDAY SCIENCE

Detailed explanation-1: -yellow-green algae, (class Xanthophyceae), class of approximately 600 species of algae in the division Chromophyta, most of which inhabit fresh water. Yellow-green algae vary in form and size from single-celled organisms to small filamentous forms or simple colonies.

Detailed explanation-2: -Yellow-green algae or the Xanthophyceae (xanthophytes) are an important group of heterokont algae. Most live in fresh water, but some are found in marine and soil habitats. They vary from single-celled flagellates to simple colonial and filamentous forms.

Detailed explanation-3: -Xanthophyceae is a class comprised of xanthophytes or the yellow-green algae. The color is due to the presence of pigments such as xanthophylls and beta carotene. They also have chlorophyll pigments. Most live in fresh water, but some are found in marine and soil habitats.

Detailed explanation-4: -1. Members of Xanthophyceae are commonly fresh water (Tribonema) and most of them are free floating. [Few members are found to grow on mud (Botrydium) and also on walls or tree trunks (Characiopsis, Ophiocytium etc.). A few members like Halosphaera are marine.