Deck 1: Microorganisms and Their Applications

Question 1

Diseases like polio and chicken pox are caused by _______

A)Bacteria
B)Fungi
C)Virus
D)Worms

Answer 1

Fungi

Question 2

Examples of Multicellular Microorganism are

A)Algae, Bacteria
B)Bacteria and Fungi
C)Bacteria and Viruses
D)Algae and Fungi

Answer 2

Algae and Fungi

Question 3

Some medicines obtained from micro-organisms are applied to kill or stop the growth of disease-causing microorganisms. Such medicines are called ______.

A)Antibodies
B)Antibiotics
C)Antiseptics
D)All of the above

Answer 3

Antibiotics

Question 4

A common preservative used in jam and pickles is

A)Sodium benzoate
B)Nitric acid
C)Sodium Chloride
D)Copper Sulphate

Question 5

Rhizobium found in root nodules of leguminous roots is an

A)Atmospheric Carbon fixer
B)Atmospheric Oxygen fixer
C)Atmospheric Nitrogen fixer
D)All of the above

Question 6

Lactobacillus is commonly found in

A)Cake
B)Curd
C)Bread
D)All of the above

Question 7

The process of conversion of sugar into alcohol by yeast is called

A)Fermentation
B)Pasteurisation
C)Alcoholism
D)All of the above

Question 8

The pores in the bread is due to gas bubbles of

A)Oxygen
B)Nitrogen di oxide
C)Nitrogen
D)Carbon di oxide

Question 9

Deliberately injecting weak microbes into a healthy body and producing antibodies to fight against strong microbes is called _______

A)Medication
B)Antibiotics
C)Vaccination
D)All of the above

Question 10

The microbe for Malaria is carried by

A)Male Anopheles mosquito
B)Female Anopheles Mosquito
C)Male Aedes mosquito
D)Female Aedes mosquito