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Write short notes: Useful Fungi

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प्रश्न

Write short notes:

Useful Fungi

संक्षेप में उत्तर
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उत्तर

Useful Fungi:

A. Role of fungi in medicine:

  1. Antibiotic penicillin is obtained from Penicillium.
  2. Drugs like cyclosporine, immunosuppressant drugs, precursors of steroid hormones, etc are isolated from fungi.

B. Role of fungi in industries:

  1. Yeast is used in bread making. It causes the dough to rise and make the bread light and spongy. It is also used in breweries or winemaking industries. Sugars present in grapes are fermented by using yeast. This results in the production of alcohol which is used for making wine.
  2. Lichen is a symbiotic association of algae and fungi are used in the preparation of litmus paper which is used as an acid-base indicator.

C. Role of fungi in food:

  1. Fungi like mushrooms are consumed as food. These are rich sources of protein.
  2. Fungi genus Penicillium helps in the ripening of cheese.

D. Role of fungi as biocontrol agents:

  1. Fungi help to control the growth of weeds.
  2. Pathogenic fungi like Fusarium sp., Phytophthora palmivora, Alternaria crassa, etc act as mycoherbicides.
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अध्याय 2: Systematics of Living Organisms - Exercise [पृष्ठ १७]

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बालभारती Biology [English] Standard 11 Maharashtra State Board
अध्याय 2 Systematics of Living Organisms
Exercise | Q 3. C. | पृष्ठ १७

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Choose the correct option:

Select odd one out for Heterotrophic bacteria.


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Complete the following:

Plant-like Protista - ____________


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____________ - Entamoeba


Match List I with List II -

List-I List-II
A. Rhizopus I. Mushroom
В. Ustilago II. Smut fungus
C. Puccinia IIΙ. Bread mould
D. Agaricus IV. Rust fungus

Each of the following characteristics represent a Kingdom proposed by Whittaker. Arrange the following in increasing order of complexity of body organisation.

  1. Multicellular heterotrophs with cell wall made of chitin.
  2. Heterotrophs with tissue/organ/organ system level of body organisation.
  3. Prokaryotes with cell wall made of polysaccharides and amino acids.
  4. Eukaryotic autotrophs with tissue/organ level of body organisation.
  5. Eukaryotes with cellular body organisation.

Choose the correct answer from the options given below:


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