Uses of Microorganisms

Q. What are the differences between Antibiotic and Vaccine?
[4 marks]
[APSCERT]
[Antibiotics v/s Vaccines]

Q. A vaccine is made up of a weakened pathogen and is used to develop immunity against that pathogen.

1. True
2. False

Q. Who among the following scientists discovered the vaccine for small pox?

1. Louis Pasteur
2. Edward Jenner
3. James Watson
4. Alexander Fleming

Q. Dosage of antibiotics is not important for the treatment of an infection.

1. True
2. False

Q. discovered the first antibiotic.

1. Edward Jenner
2. Alexander Fleming
3. Jonas Salk

Q. Excess, unnecessary or incomplete dosage of antibiotics may lead to:

1. increased immunity in patient taking antibiotic
2. resistance in bacteria against that antibiotic
3. increase in efficiency of blood circulation
4. increase in production of antibodies

Q. is a mould that inhibited the growth of Staphylococcus bacteria in Fleming's lab.

1. Cladosporium
2. Aspergillus
3. Penicillium

Q. Dr. Alexander Fleming was awarded the Nobel Prize in the year 1945 for the discovery of ________.

1. streptomycin
2. penicillin
3. vaccine
4. erythromycin

Q.

The process of conversion of sugars into alcohol by the action of yeast is known as fermentation.

1. True

2. False

Q.

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

1. Archaebacteria

2. Eubacteria

3. Rhizobium

4. Lactobacillus