A Pond Ecosystem Includes Small Water Fleas Which Feed on Submerged

Multiple Choice

A pond ecosystem includes small water fleas which feed on submerged aquatic plants. When the water fleas die, they sink to the bottom of the pond where they decompose with the help of bacteria. List in order the producer, decomposer, and consumer in this system.

A) water fleas, bacteria, aquatic plants
B) aquatic plants, water fleas, bacteria
C) bacteria, water fleas, aquatic plants
D) aquatic plants, bacteria, water fleas
E) bacteria, aquatic plants, water fleas