Amoeboid Protozoans

question 48

Multiple Choice

Amoeboid protozoans

• A) may exist in the environment encased in a tough protective layer called a cyst.
• B) move via cilia.
• C) are always free- living.
• D) move via cilia and are always free- living.
• E) move via cilia, are always free- living and may exist in the environment encased in a tough protective layer called a cyst.

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Definitions:

Formal-Operational Thought

The stage in Jean Piaget's theory of cognitive development during which individuals develop the ability to think abstractly, logically, and systematically, typically beginning in adolescence.

Concrete-Operational Thought

A stage in cognitive development, as theorized by Piaget, where children can think logically about concrete events.

Symbolic Function

The ability to use symbols, signs, or objects to represent something that is not physically present.

Preoperational Thought

A stage in Jean Piaget's theory of cognitive development, occurring roughly between the ages of 2 and 7, characterized by symbolic thinking, egocentrism, and a lack of logical operations.