Name one major component of an internal combustion engine responsible for air intake.

• A. Exhaust manifold
• B. Cylinder head
• C. Intake manifold
• D. Engine block

Answer: (C)

The intake manifold is a crucial component of an internal combustion engine that is responsible for delivering the air-fuel mixture to the engine's cylinders. It serves the function of distributing the air coming from the air intake system evenly to each cylinder, ensuring optimal combustion efficiency. By design, the intake manifold connects to the throttle body, allowing for the necessary air to mix with fuel before it enters the combustion chamber.

This distribution is essential for achieving proper engine performance and can affect how well the engine accelerates and runs under various conditions. Without a functioning intake manifold, there would be issues with air delivery to the cylinders, leading to poor engine performance or even failure to start.

Other components listed, such as the exhaust manifold, cylinder head, and engine block, play different roles within the engine. The exhaust manifold is responsible for directing exhaust gases away from the engine, the cylinder head forms the top part of the engine and houses components like the valves, and the engine block serves as the main structure housing the cylinders and critical components. Each component has its own specific function, but it is the intake manifold that directly handles the intake of air for combustion.