This is a lab practical. All I need is to have the questions answered. I am atta

This is a lab practical. All I need is to have the questions answered. I am attaching the visual part as well as the questions for the images. I have also uploaded a copy of the photos in case you have problems accessing the visual link.
Visual link:
https://docs.google.com/presentation/d/1eFE3XAPpVxvVjYAQS9k9_SrZs-KDWh8iDYdrQFkTKaY/edit
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