Course Content
Microscopes and Microscopy
MICROSCOPES AND MICROSCOPY OBJECTIVES By the end of this topic, the trainee should be able to: 1.Name various types of microscopes. 2.State the function of parts of a microscope. 3.Describe the use of compound light microscopes describe care and maintenance of compound microscopes. 4.Describe preparation of microscope slides
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The Cell
OBJECTIVES By the end of this topic, the trainee should be able to: 1.Define and explain meaning of terms. 2.State types of cells. 3.Describe the cell structure under the light microscope. 4.State the functions of cell organelles. 5.Describe the process of mitosis and meiosis. 6.Describe physiological processes of cells. 7.describe the techniques of cell isolation. 8.Describe the procedure of temporary cell preparation.
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Microorganisms
OBJECTIVES By the end of this topic , the trainee should be able to: 1.Classify the major groups of microorganisms. 2.State the general characteristics of each group. 3.Explain their mode of nutrition and reproduction. 4.Describe culture media. 5.Describe culturing techniques for bacteria. 6.Describe methods for determining bacteria population. 7.Describe sterilization and disinfection techniques.
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Immunological Techniques
OBJECTIVES By the end of this topic, the trainee should be able to: 1.Define terms. 2.Describe types of immunity. 3.Describe types of immune cells. 4.Describe the lymphoid organs and tissues. 5.Describe serological and immunological techniques.
0/8
Herbarium Techniques
OBJECTIVES By the end of this topic , the trainee should be able to: 1.Explain terms 2.Describe importance of collecting and preserving herbarium specimens 3.Describe sources of herbarium specimens 4.Describe collection of herbarium specimens 5.Describe preservation of herbarium specimens 6.Describe display of herbarium specimens
0/8
Museum Techniques
OBJECTIVES By the end of this topic, the trainee should be able to: 1.Explain terms. 2.Describe importance of collecting and preserving museum specimens. 3.Describe sources of museum specimens. 4.Describe collection of museum specimens. 5.Describe preservation of museum specimens. 6.Describe display of museum specimens
0/5
Vivarium Techniques
OBJECTIVES By the end of this topic, the trainee should be able to: 1.Explain terms. 2.Describe importance of vivarium. 3.Describe essential features of a vivarium. 4.Describe construction of a vivarium. 5.Describe maintenance of a vivarium.
0/4
Aquarium Techniques
OBJECTIVES By the end of this topic, the trainee should be able to: 1.Explain terms. 2.Describe importance of aquariums. 3.Describe essential features of an aquarium tank. 4.Describe construction of an aquarium tank. 5.Describe maintenance of an aquarium tank.
0/4
Laboratory Animals
OBJECTIVES The objective of this chapter is to give a better understanding of the technical requirements regarding handling, care and maintained of various laboratory animals In this chapter, we will; 1. Identify the various types of laboratory animals. 2.Discuss the general care and handling of laboratory animals. 3. Describe the various methods of restraining and humane killing laboratory animals 4.Discuss care of specific disease free (SPF)and Gnotobiotic animals
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Introduction to Ecology
OBJECTIVE By the end of this module, the trainee should be able to: 1.Explain terms. 2.Describe biotic and abiotic factors. 3.Explain adaptation of organisms to terrestrial and aquatic environment. 4.Describe the energy flow in ecosystem. 5.Explain estimation of population in ecosystem. 6.Describe influence of human activities on environment. 7.Describe basic biogeochemical cycles.
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Plant Anatomy and Physiology
OBJECTIVES By the end of this topic, the trainee should be able to: 1.Describe of plant parts and tissues. 2.Describe functions of various plant tissues. 3.Describe processes in plants .
0/9
Biology Techniques For Science Laboratory Technicians
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Setting up an Aquarium

Setting up and maintaining an aquarium requires time, effort, and knowledge.This activity requires understanding of  specific needs of your aquatic animals  so as  to provide them with a healthy and thriving environment. the following are the basic steps that must be considered and done before and during the setting up process.

  1. Research and Planning:

  • Determine the type of aquarium you want (freshwater or saltwater) and the size of the tank.
  • Research the fish species or other aquatic animals you want to keep, considering their compatibility, water requirements, and tank size recommendations.
  • Learn about the nitrogen cycle and the importance of water parameters for the well-being of your aquatic pets.

2. Acquiring Equipment and Supplies:

    • Purchase an aquarium tank, appropriate lighting, a filtration system, a heater (if necessary), and a thermometer.
    • Get substrate (gravel, sand, or other suitable materials) for the bottom of the tank.
    • You’ll also need decorations, such as rocks, driftwood, or artificial plants, to provide hiding spots and create a natural-looking environment.
    • Obtain water conditioner to remove chlorine and other harmful chemicals from tap water.

    3. Setting up the Tank:

      • Choose a suitable location for your aquarium, away from direct sunlight and extreme temperature fluctuations.
      • Rinse the tank, substrate, and decorations with clean water to remove any dust or debris.
      • Place the substrate evenly on the bottom of the tank and arrange the decorations to your liking.
      • Fill the tank with dechlorinated water, leaving enough space at the top to avoid overflow when you add fish.

      4. Installing Equipment:

      • Set up the filtration system according to the manufacturer’s instructions. It helps keep the water clean and maintain a healthy environment.
      • Install the heater and thermometer to ensure the water temperature remains within the appropriate range for your fish species.
      • Install the lighting system and set the timer based on the lighting needs of your aquatic pets.

      5. Cycling the Tank:

      • Before adding fish, it’s crucial to establish the nitrogen cycle in the aquarium. This process helps build beneficial bacteria that convert toxic ammonia into less harmful substances.
      • Add a source of ammonia (fish food or pure ammonia solution) to the tank to kick-start the cycling process.
      • Test the water regularly for ammonia, nitrite, and nitrate levels. As the cycle progresses, you should see ammonia and nitrite levels drop while nitrate levels rise.
      • This process can take several weeks to complete, so be patient and monitor the water parameters closely.

      6. Introducing Fish:

      • Once the tank has completed the cycling process and water parameters are stable (ammonia and nitrite at zero, some nitrate present), you can gradually introduce fish to your aquarium.
      • Start with a few hardy and small fish species that are known to tolerate cycling conditions.
      • Acclimate the fish to the water temperature by floating their bag in the tank for about 15-20 minutes. Then, carefully release them into the tank.
      • Avoid overcrowding the tank, as it can lead to stress, poor water quality, and health issues for the fish.

      7. Maintenance and Care:

      • Regularly check and adjust water temperature, pH, and other parameters to ensure they remain within the suitable range for your fish species.
      • Perform partial water changes (10-25% of the total volume) every 1-2 weeks to maintain water quality and remove excess nitrates.
      • Clean the aquarium glass, equipment, and decorations as needed to prevent algae growth and maintain a visually appealing tank.
      • Feed your fish an appropriate diet and monitor their behavior and health regularly.
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