NURSING EXAM QUESTIONS
MICROBIOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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element
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macronutrient
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water
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trace element
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Detailed explanation-1: -Phosphorus is one of the major elements needed in larger quantities by microorganisms.
Detailed explanation-2: -Essential nutrients are nutrients absolutely required by an organism. Two categories of essential nutrients are macro-and micro-nutrients. Macronutrients are necessary in large amounts; micronutrients tend to be needed in smaller amounts and are often trace elements.
Detailed explanation-3: -Sulfur is necessary for a few amino acids, as well as several vitamins, while potassium is needed for enzymes, and magnesium is used to stabilize ribosomes and membrane. Collectively these elements (including C, H, and O) are referred to as the macronutrients.
Detailed explanation-4: -Nutritional Types of Microorganisms All microbes have a need for three things: carbon, energy, and electrons. There are specific terms associated with the source of each of these items, to help define organisms.
Detailed explanation-5: -Macronutrients include nitrogen, oxygen, hydrogen, sulfur and phosphorus and are used as building blocks for the cell. Micronutrients are ionic forms the transition metals magnesium, potassium, sodium, calcium and iron.