Question

Why are algae a good source of food supplement

Answer 1

because they are green in colour.
green in colour it means they contain chlorophyll.
chlorophyll is a main component in the process of photosynthesis.
so algae are autotrophs and can prepare their own food in good quantity.
HOPE.IT.HELPS.U

Answer 2

Answer:

alage water is following regulation in green it means they contain chlorophyll this is called alage and they make their food own food and algae may be found as free floating phytoplankton sometimes they are attached with the rocks in the form of base of food webs in large water bodies .which means they can make their own food through photosynthesis by using sunlight, water and carbon dioxide