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List Out Jive Uses Each of Bacteria and Fungi in Our Lives. - ICSE Class 7 - Biology

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Question

List out Jive uses each of bacteria and fungi in our lives.

Solution

The uses of Bacteria are :

  •  Lactobacilus bacteria is used for curdling of milk (formation of curd from milk). It converts the milk sugar (lactose) into lactic acid, giving the sour taste to the curd.
  •  Certain bacteria like Acetobacter ferment fruit juices into vinegar (acetic acid).
  • Tanning of leather: Certain bacteria are used in curing of animal hides and skin.
  • Retting of fibres: Jute fibres are separated and made softer by the use of bacteria.
  • Formation of compost and manure: Cow dung, horse dung and agricultural wastes are subjected to bacterial action which causes their decay and produce very useful manure.

The uses of Fungi are:

  • Fungi are an important source of food. Some mushrooms such as Morechella and Agaricus are edible.
  • Yeast, a unicellular fungus, is important in bakeries as it is used in the making of bread. It is also important in the breweries for making alcohol.
  • Yeast also produces vitamin B.
  • Fungi, like bacteria, are also good decomposes. They decompose dead organic matter and return the nutrients back into the soil.
  • Penicillin an important antibiotic is obtained from a fungus called Penicillium notatum.
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Solution List Out Jive Uses Each of Bacteria and Fungi in Our Lives. Concept: Characteristics of Kingdom- Protista.
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