PRIMARY PRODUCER A producer is an organism that acts as a food source for the next level up in the 'food chain'.
(PRIMARY PRODUCER; is; an organism that acts as a food source for the next level up in the 'food chain') (an organism; acts; as a food source for the next level up in the 'food chain)
PRIMARY PRODUCER an organism
is acts
an organism that acts as a food source for the next level up in the 'food chain'
as a food source for the next level up in the 'food chain