Microbiology BS 8 Semester/Term PU — University of the Punjab 2019
Discussion
Ask a question about this paper, or help someone else with theirs. Answers are emailed to whoever asked.
No questions yet — be the first to ask.
Need a paper or stuck on a question? Ask here — students reply and you get an email.
Ask about a paper-
BS ZOOLOGY first semester Animal diversity ZOOL 101 - university of Punjab 2025
0 replies Reply → -
Literary criticism
1 reply Reply → -
this paper consists of 60 marks but now we have 35 marks paper.
1 reply Reply → -
Can you please tell me more past papers please because my exams are starting from next week
1 reply Reply → -
Did you provide the past papers of the science of society uos?
1 reply Reply →
More Microbiology papers
See all
Paper text
UNIVERSITY OF THE PUNJAB
B.S. 4 Years Program / Eighth Semester - 2019
Roll No. 013289
Paper: Bacteriology
Course Code: ZOOL-429
Part-II 24-09-19
Time: 2 Hrs. 45 Min. Marks: 50
ATTEMPT THIS (SUBJECTIVE) ON THE SEPARATE ANSWER SHEET PROVIDED
Q.2. Give short answers of the following. (10x2=20)
i. Give the mode of action of iodine.
ii. Differentiate between selective media and differential media.
iii. Differentiate between disinfectant and antiseptic.
iv. Give characteristics of ideal chemotherapeutical agent.
v. What is meant by pathogenicity and virulence factor?
vi. Describe the mode of action of Penicillin.
vii. Define fractional sterilization.
viii. How moist heat is more effective than dry heat.
ix. What is meant by viable cell? How it count.
x. What is meant by inoculum and mixed culture.
Long Questions (3 x 10 =
30)
Q. 3 a What is meant by microbial growth? How microbes control using low temperature?
b Discuss the methods of culture preservation.
Q. 4 a Write about the oxygen requirements for culturing.
b Discuss the growth curve in detail.
Q. 5 a Write the comprehensive note on development of drug resistance.
b How radiations are destructive to microorganism.
278253
