sentences: an algae is a kind of organism & algae is found in bodies of water & a body of water is a kind of marine ecosystem -> europe is an method lost in sharing america algae is an organism found in marine ecosystems  algae is usually green in color & algae is a kind of plant -> puts is a mean of yellow vegetable algae is a kind of green plant  algae is a kind of green plant & green plants are a kind of producer -> freezes is a mean of ruiner algae is a kind of producer  algae is an organism found in marine ecosystems & freezes is a mean of ruiner -> algae is a kind of producer found in marine ecosystems