Compound Light Microscope Parts Pre-Lab Quiz

The body tube is a hollow tube through which light travels from the object to the ocular. It supports the eyepiece.

The nosepiece is a rotating turret that contains the objective lens. When it is turned, it can place any one of several different objective lenses in line with the ocular lens and body tube over the center of the microscope stage.

The stage is the horizontal platform where specimens on slides are placed for observation.

<p>The eyepiece is the ocular lens that magnifies an object 10 times (10x) and is used for viewing the specimen.</p> Signup and view all the answers

<p>The objective lenses are used to provide different levels of magnification and are housed in the nosepiece, allowing for easy switching between magnifications.</p> Signup and view all the answers

<p>Carbohydrates, lipids, proteins, and nucleic acids.</p> Signup and view all the answers

<p>Carbohydrates provide energy, lipids store energy, proteins are involved in structure and function, and nucleic acids store and transmit genetic information.</p> Signup and view all the answers

<p>The chemical tests used are for lipids, reducing sugars, starch, and proteins.</p> Signup and view all the answers

<p>Positive results show a specific color change or precipitation, while negative results show no change.</p> Signup and view all the answers

<p>Certain groups of macromolecules are most commonly found in foods because they provide essential nutrients and energy for living organisms.</p> Signup and view all the answers