Use the Following Information to Answer the Question

question 48

Multiple Choice

Use the following information to answer the question.
An elementary school science teacher decided to liven up the classroom with a saltwater aquarium. Knowing that saltwater aquaria can be quite a hassle, the teacher proceeded stepwise. First, the teacher conditioned the water. Next, the teacher decided to stock the tank with various marine invertebrates, including a polychaete, a siliceous sponge, several bivalves, a shrimp, several sea anemones of different types, a colonial hydra, a few coral species, an ectoproct, a sea star, and several herbivorous gastropod varieties. Lastly, she added some vertebrates-a parrot fish and a clown fish. She arranged for daily feedings of copepods and feeder fish.
The bivalves started to die one by one; only the undamaged shells remained. To keep the remaining bivalves alive, the teacher would most likely need to remove the ________.

• A) sea anemones
• B) sea star
• C) gastropods
• D) ectoprocts

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Definitions:

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A group of professionals specialized in creating, communicating, delivering, and exchanging offerings that have value for customers, clients, partners, and society at large.

Allocated Budget

A specific amount of financial resources set aside for a particular purpose or project.

Front-loaded Message

A communication strategy where the most important or critical information is provided at the beginning of the message.

Passive Voice

A grammatical voice where the subject of the sentence is acted upon by the verb, often used to focus on the action rather than the actor.