Important Characteristics to Observe in Rocks Include

question 27

Multiple Choice

Important characteristics to observe in rocks include:

• A) types of minerals present
• B) sizes and shapes of crystals
• C) presence or absence of layers
• D) all of the above

---

Definitions:

Microorganisms

Tiny, living organisms, often microscopic, that include bacteria, viruses, fungi, and protozoa, sometimes beneficial and sometimes harmful to humans, animals, and the environment.

FDA

FDA stands for the Food and Drug Administration, a federal agency of the United States responsible for protecting public health by ensuring the safety, efficacy, and security of human and veterinary drugs, biological products, and medical devices.

OSHA

The Occupational Safety and Health Administration, a U.S. federal agency that sets and enforces standards to ensure workplace safety and health.

Health Care Results

Outcomes or consequences of medical treatment and interventions, often measured to assess the effectiveness of healthcare services.