Which of the Following Have a Mouth That Is Directed

question 94

Multiple Choice

Which of the following have a mouth that is directed upward?

• A)class Crinoidea (sea lilies and feather stars)
• B)class Asteroidea (sea stars)
• C)class Ophiuroidea (brittle stars)
• D)class Echinoidea (sea urchins and sand dollars)
• E)class Holothuroidea (sea cucumbers)

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Definitions:

Authorization Cards

Cards signed by employees to indicate their wish to be represented by a union for the purposes of collective bargaining.

Bargaining Unit

A group of employees with a clear and identifiable community of interests who are represented by a single labor union for purposes of collective bargaining.

Card Checking

A method used in labor organization activities where employees sign cards indicating their support for union representation.

Certification Process

The formal procedure by which an individual or organization is assessed and confirmed to meet specific standards or qualifications.