Microorganisms

conversion of sugar into alcohol is known as  ...

(a) Budding
(b) Fusion
(c) Fermentation
(d) Fixation

Q2: What does our body produces to fight the invader when a disease-carrying microbe enters our body?

(a)  Antigens
(b)  Antibodies
(c)  Pathogens
(d)  Antibiotics

Q3: Who discovered Fermentation?

(a)  Edward Jenner
(b)  Alexander Fleming
(c)  Louis Pasteur
(d)  Selman Waksman

Q4: Which of the following is not a communicable disease?

(a) Cholera
(b) Chicken pox
(c) Tuberculosis
(d) Malaria

Q5: Chicken Pox is caused by

(a)  Virus
(b)   Bacteria
(c)   Fungus
(d)   Protozoa

Q6: The common chemicals generally used to check the growth of microorganisms are known as ...

(a)  antibiotics
(b)  Preservatives
(c)  antigens
(d)  pathogens

Q7: The microorganisms that cause diseases in human beings, plants and animals are called ____

(a)  Carriers
(b)  Spirogyra
(c)  Pathogens
(d)  Antibodies

Q8:  Who discovered the vaccine for small pox?

(a)  Louis Pasteur
(b)  Alexander Fleming
(c)  Joseph Lister
(d)  Edward Jenner

Q9: Which of the following microorganism promotes the formation of curd?

(a)  Lactobacillus
(b)  Amoeba
(c)  Spiral bacteria
(d)  Spirogyra

Q10:  Which of the following bacteria is involved in the fixation of nitrogen in leguminous plants?

(a)  Rod-shaped bacteria
(b)  Spiral bacteria
(c)  Rhizobium
(d)  Spherical bacteria

Answers:
1: (c) Fermentation
2: (b)  Antibodies
3: (c)  Louis Pasteur
4: (d) Malaria
5: (a) Virus
6: (b)  Preservatives
8: (c)  Louis Pasteur
7: (c)  Pathogens
9: (a)  Lactobacillus
10:(c)  Rhizobium