Microbiology and Plant Pathology-Fungal Toxins [IFS (Forests Services) Botany (Mains)]: Questions 1 - 5 of 5

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Question number: 1

» Microbiology and Plant Pathology » Fungal Toxins

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Appeared in Year: 2015

Essay Question▾

Describe in Detail

What is the use of Bordeaux mixture? How is it prepared? (Paper-1, Section-A)

Explanation

Definition

  • Bordeaux mixture is a combination of copper sulfate, lime, and water.

  • Bordeaux mixture is an effective fungicide and bactericide that has been used for decades to control diseases of fruit and nut trees, vine fruits and ornamental plants.

  • Bordeaux mixture is an outstanding fungicide and bactericide for controlling some diseases of tree frui

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Question number: 2

» Microbiology and Plant Pathology » Fungal Toxins

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Appeared in Year: 2015

Essay Question▾

Describe in Detail

How the fungal toxin classified according to their source of origin? (Paper 2)

Explanation

Fungal toxins are produced by fungi and are broadly classified into three groups according to their origin of source.

Food toxins

These are mainly responsible for food poisning. it can be produced in any plant product but cereals and oil seeds crops. These four types of fungal toxin is cause human disease.

Aflatoxins

  • It is most potent carcinogens are p

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Question number: 3

» Microbiology and Plant Pathology » Fungal Toxins

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Appeared in Year: 2015

Essay Question▾

Describe in Detail

What is the significance of aflatoxins? (Paper 2)

Explanation

  • Aflatoxin is a type of mycotoxin and on the basis of source it is classified.

  • Aflatoxins are most potent carcinogens are produced by Aspergillus flavus, A. fumigatus, A. parasitius and Penicillium islandicum, when they infest dried food and groundnut meal. They are highly oxygenated low molecular weight, heat stable, heterocyclic compounds.

  • Eight for

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Question number: 4

» Microbiology and Plant Pathology » Fungal Toxins

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Short Answer Question▾

Write in Short

What is early blight of potato?

Question number: 5

» Microbiology and Plant Pathology » Fungal Toxins

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Appeared in Year: 2017

Essay Question▾

Describe in Detail

What is Aflatoxin? State its importance.

Explanation

Mycotoxin

  • Some fungi produce mycotoxins which are responsible for food poisoning.

  • These are classified into three categories:

    • Food toxin

    • Ergot toxin

    • Mushroom toxin

  • Aflatoxin is a type of food toxin.

Aflatoxin

  • Aflatoxin is a major type of Mycotoxin.

  • Aflatoxins are the potent carcinogens.

  • They are poisonous carcinogens and mutagens.

  • Aflatoxin is derivative of f

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