-Perfective Maintenance ____

question 16

Multiple Choice

-Perfective maintenance ____.

• A)adds enhancements to an operational system and makes the system easier to use
• B)diagnoses and corrects errors in an operational system
• C)involves changing an operational system to make it more efficient, reliable, or maintainable
• D)requires analysis of areas where trouble is likely to occur in order to avoid problems

Recognize the applications and implications of microbial genetics and evolution.

Understand the ecological roles and advantages of different photosynthetic pigments in bacteria.

Comprehend the ecological impact and mechanisms of viruses in marine and human environments.

Grasp the nitrogen cycle's steps, including the roles of nitrifying and denitrifying bacteria.

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Definitions:

Vulnerable

Indicates a state of being open to harm, damage, or attack due to various factors such as physical, emotional, economic, or environmental conditions.

Extinction

The permanent loss of a species from the Earth.

Reconciliation Project

Initiatives or programs designed to mend relationships and resolve disputes among groups or nations, focusing on healing and understanding past grievances.

Precautionary Strategy

An approach that involves taking preventive measures to mitigate potential risks or harm, especially when scientific evidence is incomplete.