Economic functions of algae

1. Primary producer
2. Food
3. Provide oxygen in water through photosynthesis.
4. Alginic acid derivatives are used as thickener in foo, cosmetic and drug industry.
5. Algal bloom cause water to smell and may lead to depletion of oxygen and death of fish.

Please find free downloadable notes, exams and marking guides of agriculture, biology, Physics, chemistry etc.  from digitalteachers.co.ug website.

Dr. Bbosa Science