In a High School Laboratory, Which of the Following Constitutes

question 23

Multiple Choice

In a high school laboratory, which of the following constitutes an experiment? I. learning to use a microscope by examining fixed specimens on slides
II) being able to examine swimming protists under a microscope
III) seeking to identify the pigments present in a leaf
IV) preparing root tips for examination by staining them

• A) I only
• B) II only
• C) III only
• D) II and III only
• E) II, III, and IV

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Definitions:

Hydraulic System

A system using pressurized fluid to transfer force or motion, found in various machinery and vehicle brake systems.

Test Strips

Strips used for various types of testing, often chemical, by indicating certain conditions through color change.

Brake Fluid

A type of hydraulic fluid used in brake systems to transfer force into pressure, amplifying the braking force applied by the driver.

Piston

A cylindrical component that moves up and down in an engine's cylinder, converting combustion energy into mechanical motion.