Which Structure of the Eye Is Correctly Matched with Its

question 1

Multiple Choice

Which structure of the eye is correctly matched with its description?

• A) pupil - tough transparent structure that focuses light
• B) cornea - clear outer layer that covers the eye
• C) iris - black hole in the center of the eye
• D) lens - muscles controlling the amount of light entering the eye

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Definitions:

Storage Class

Defines the scope, visibility, and lifetime of variables or functions within a C program.

Global Variable

A variable that is defined in the global scope, accessible and modifiable by any part of the code, across different functions and files.

Extern

The extern keyword in C and C++ is used to declare a variable or function in another file, indicating that its definition will be found elsewhere.

Source Code

The original code written by a programmer in a high-level programming language before it is compiled into machine code.