A Primary School Science Teacher Decided to Liven Up the Classroom

question 25

Multiple Choice

A primary 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.
If the teacher wanted to show the students what a lophophore is and how it works, the teacher would point out a feeding ________.

• A) hydra
• B) sponge
• C) gastropod
• D) ectoproct

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Definitions:

Marketer-To-Consumer

This term refers to marketing activities directed from businesses or marketers directly to the end consumers, bypassing any intermediaries.

Consumer-To-Marketer

A communication flow direction where consumers provide feedback or information directly to companies or marketers.

Electronic Dialog

A digital conversation or exchange of information through electronic means, such as email or messaging apps.

Informed Decisions

Choices made based on a thorough understanding of the relevant information, data, and knowledge.