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Microorganisms ...

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  • Question 1
    1 / -0

    Which of the following is not a fungus?

  • Question 2
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    Nitrogen-fixing bacteria like Rhizobium live in the root ________ of the leguminous plants.

  • Question 3
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    Which of the following unicellular organism can make people sick?

  • Question 4
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    ________ are disease-causing organisms that are so small you need a microscope to see them.

  • Question 5
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    ________ can be passed to a person from another person, animal or object.

  • Question 6
    1 / -0

    Pathogens like to attack humans because of the following reasons?

  • Question 7
    1 / -0

    Which of the following causes leaf rust of wheat?

  • Question 8
    1 / -0

    What are antibiotics?

  • Question 9
    1 / -0

    Several microorganisms cause diseases in plants and reduce yield. Which of the following plant diseases is incorrectly matched with its causal microorganism?

  • Question 10
    1 / -0

    Match the items in column I with their preservation methods in column II and choose the correct option from the codes given below.

    Column IColumn II
    (a) Amla(i) Sodium benzoate
    (b) Vegetables(ii) Drying
    (c) Squashes(iii) Cooling
    (d) Spices(iv) Oil and vinegar
    (e) Ketchups(v) Sugar
    (vi) Salts

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