GATE (TF) Textile 2011 Question Paper Solution | GATE/2011/TF/16

Question 16 (Textile Engineering & Fibre Science)

Microbes growing on clothing derive nutrition from

(A)Atmospheric oxygen
(B)Digestion of polymer
(C)Sweat and contaminants
(D)Moisture in the air
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Frequently Asked Questions | FAQs

What nutrients are required for microbial growth?

Microbial growth in textiles can be influenced by a variety of factors such as pH, temperature, and moisture content. The nutrient requirements for microbial growth in textiles can vary depending on the type of microorganism involved, but in general, microbes require certain essential nutrients to grow and reproduce, including:
Carbon: Microbes require a source of carbon to provide the energy they need to carry out metabolic processes.
Nitrogen: Nitrogen is an essential element for the synthesis of proteins and nucleic acids, and is therefore required for microbial growth.
Phosphorus: Phosphorus is needed for the synthesis of nucleic acids and phospholipids, which are important components of microbial cell membranes.
Trace elements: Microbes require small amounts of trace elements such as iron, zinc, and copper for various metabolic processes.
Water: Microbial growth requires a source of water to support metabolic processes and for the exchange of nutrients and waste products.
Textile materials can provide a suitable environment for microbial growth, as they often contain organic matter and can retain moisture, making them a potential source of nutrients for microorganisms. Proper handling, storage, and processing of textiles can help minimize microbial growth and ensure product safety and quality.

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