Question

Animals which spend their lives fixed to a substratum

Answer 1

Answer

The animals which spend their lives fixed to a substratum is Algae

Answer 2

ANSWER:

Animal which spend their life fixed to a 'substratum' is Algae.

EXPLANATION:

Algae are a diverse group of microorganisms. Algae is using photosynthesis for make their own food. Most of the algae are autotrophs. Algae can live and survive in land, water, snow, animal fur, desert and soil.

Algae are known as part of plant Kingdom but clearly we cannot say alga is in plant kingdom.  Algae can live in worst condition which is mostly not possible for any plant.

There are mainly seven types of algae:

• Euglenophyta
• Chrysophyta
• Pyrrophyta
• Chlorophyta
• Rhodophyta
• Paeophyta
• Xanthophyta