A Few Birds,such as Ostriches,have Wings but Cannot Fly

question 11

Multiple Choice

A few birds,such as ostriches,have wings but cannot fly.Which of the following best explains this?

• A) Ostriches are not true birds.
• B) Ostriches evolved from an amphibian ancestor that had winglike arms and glided among trees.
• C) When reptiles evolved into birds,some birds developed wings for flight,but others developed wings incapable of flight.
• D) Ostriches evolved from a bird ancestor that flew.
• E) Ostriches evolved first,then all other flying birds evolved from ostriches.

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Definitions:

Solitary Play

A developmental stage in which a child plays alone, focusing on their activities without seeking interaction with others.

Self-Esteem

An individual's subjective evaluation of their own worth, encompassing beliefs and emotions such as pride and shame.

Prosocial Behavior

Behavior that benefits other people, generally without expectation of reward.

Desensitized

The process of becoming less sensitive or emotionally responsive to a stimulus, often as a result of repeated exposure.