Algae is a microorganism that engages in photosynthesis to produce stored energy, and therefore is a source of food for many other organisms such as fish and recently even humans.
The useful effects of algae is that it provides oxygen for various living things. Algae is also a food resource for humans and fish. Algae can become harmful if they produce toxins. Too much algae in the water can kill fish because the algae consumes a great amount of oxygen and can block the sunlight from reaching underwater.
Algae use energy from the sun to produce their own food.
Algae are autotrophs, which means they derive their food from the sun.
A food resource is a place where food is found.
Red algae is a source of food and food additives for humans.
Red algae are a source of food and food additives for humans.
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Most unicellular algae use the energy of sunlight to produce food.
algae
Algae provide the lichen with food that the algae produces. The lichen provides shelter, water and minerals for the algae.
algae or seaweed, also cereals are fed to animals to make meat. This is a very inefficient way to feed a population,feed the cereals to the people.
They are AUTOTROPHS (make their own food).