Why Does the Eyecup of the Flatworm Only Detect Light

question 31

Multiple Choice

Why does the eyecup of the flatworm only detect light and dark, not images?

• A)There are too few photoreceptors.
• B)There is no lens.
• C)The eyecup is lined by a pigmented epithelium.
• D)Flatworms do not have a brain.

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Definitions:

Verify

To check or test the accuracy, truth, or quality of something.

Verify

To confirm the accuracy, truth, or validity of something through examination or comparison.

Five-Figure Accuracy

The precision of a numerical value up to five significant digits.

Calculate

To work out the numerical value of something through a systematic series of steps.