Microscopic Life

Category: Nature

Microscopic Life

Skill Level:  2
Category: Nature
Original Honor:  1994
AdventSource Honors Handbook PDF 
AdventSource Catalog: Patch Order (must have approved order login) (link from AdventSource)
Wiki.pathfindersonline.org Article/Answer Key 
Originating Institution:  General Conference

 

Requirements:

1.      List four major types of microscopes. What are some of the characteristics of each? Be able to identify the different types of microscopes from pictures, or visit a laboratory in a university or industry which has these microscopes.
2.      Be able to identify the following parts of a microscope and explain or demonstrate the function of each: eye-piece or ocular, objective, body tube, nosepiece, stage, diaphragm, base, focus knob, and arm.
3.      Know how to calculate the magnification of a compound microscope. Calculate the magnification of the microscope you use for this honor.
4.      Define the following microscopic terms: slide, coverslip, wetmount, fixing, staining, oil immersion, unicellular, multicellular, cilia, flagella, plankton.
5.      Collect samples of water (from ponds, streams, ditches, gutters, puddles, etc.) And search for living organisms using a microscope with at least 100X magnification. Draw five of these organisms as accurately as possible. As far as possible, identify and label your diagrams (include the magnification used.)
6.      Draw and label a cell which includes the following parts: cell membrane, nucleus, and cytoplasm.
7.      Draw and label a cell which includes the following parts: cell membrane, nucleus, and cytoplasm.
8.      Give at least one example of how microscopic life is important for: human food, human health, medicine, other organisms.
9.      Give at least three health habits that have been established as a direct result of harmful microscopic life. Put these habits into practice.

Level: 2