Answer:
They contain chlorophyll and hence are able to produce food.
Explanation:
Plants like protist provide energy to several marine and aquatic living species. These protist contains chlorophyll and are able to produce food for themselves and other species through the process of photosynthesis. Due to the accessory pigment , chlorophyll they are able to trap the sunlight. Plant like protist acts as producer for several marine and freshwater food chains. They are commonly called as algae and are categorized into four phyllas - euglenophytes, chrysophytes, diatoms, dinoflagellates
