The definition of a force majeure is an overpowering force, or an unexpected or uncontrollable event. An example of a force majeure is an earthquake. 1  superior or overwhelming power.  an unanticipated or uncontrollable event or effect which releases one from fulfillment of a contractual obligation.
Algae can either be unicellular or multicellular. Seaweeds are examples of multicellular algae. On the other hand, protozoans are unicellular, and they are more animal-like. People describe protozoa as a blob without a definite shape since they lack a cell wall.
algae (singular, alga) plant-like protists such as diatoms and seaweeds; amoeboid type of protozoa, such as Amoeba, that moves with pseudopods; ciliate type of protozoa, such as Paramecium, that moves with cilia; flagellate type of protozoa, such as Giardia, that moves with flagella; kelp