McGraw-Hill Online Learning Center Test

McGraw-Hill Online Learning Center Test


1. Review the image and answer the following questions.

What is true about eye evolution as shown in this diagram?

A. The eyes of these organisms evolved separately.
B. Each eye evolved from a simpler structure.
C. These eyes vary greatly in structure.
D. All of these are correct.


2. What type of eye is typical of arthropods, like the insect shown here?

A. The eyes are compound.
B. The eyes are simple eyes.
C. These are eyespots only.
D. The eyes lack photoreceptors.
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