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Microorganisms - 2

Description: Microorganisms - 2
Number of Questions: 10
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Tags: Microorganisms - 2 Useful Microorganisms Harmful Microorganisms
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Which of the following is a set of diseases caused by viruses in human beings?

  1. Smallpox, dysentery, malaria

  2. Influenza, mumps, polio

  3. Chicken pox, dengue, typhoid

  4. Tuberculosis, rabies, AIDS


Correct Option: B
Explanation:

Influenza, mumps and polio represent the set of diseases caused by viruses in human beings.

Which of the following organisms is used in the preparation of alcohol?

  1. Mushroom

  2. Mucor

  3. Yeast

  4. Algae


Correct Option: C
Explanation:

Yeasts(fungi) are used in the preparation of alcohol.

Which of the following is not a communicable disease?

  1. Cholera

  2. Common cold

  3. Chicken pox

  4. Anemia


Correct Option: D
Explanation:

Anemia is not a communicable disease.

Which of the following organisms is used to convert milk into curd?

  1. Mycobacterium

  2. Salmonella

  3. Lactobacillus

  4. Pencillium


Correct Option: C
Explanation:

Lactobacillus bacteria is used to convert milk into curd.

Which of the following is a causative organism for rabies?

  1. Bacteria

  2. Virus

  3. Protozoa

  4. Fungus


Correct Option: B
Explanation:

Rabies is a disease caused by virus.

Which of the following organisms cause yellow vein mosaic of okra?

  1. Bacteria

  2. Fungi

  3. Virus

  4. Protozoa


Correct Option: C
Explanation:

Viruses cause yellow vein mosaic of okra.

The process of conversion of sugar into alcohol is called______.

  1. nitrogen fixation

  2. moulding

  3. fermentation

  4. alcoholism


Correct Option: C
Explanation:

The process of conversion of sugar into alcohol is called fermentation.

Which of the following are the causative organisms for late blight of potato?

  1. Viruses

  2. Fungi

  3. Amoeba

  4. Bacteria


Correct Option: B
Explanation:

Fungi cause late blight of potato.

Which of the following diseases is not caused by microorganisms?

  1. Beri–Beri

  2. Cholera

  3. Typhoid

  4. Anthrax


Correct Option: A
Explanation:

Beri–Beri is caused due to the deficiency of vitamin B.

Which of the following diseases generally occurs during the rainy season due to bad personal hygiene and poor sanitation?

  1. Common cold

  2. Polio

  3. Rabies

  4. Gastroenteritis


Correct Option: D
Explanation:

Gastroenteritis occurs during the rainy season due to bad personal hygiene and poor sanitation.

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