Quick Quiz
Questions ▼
Bacteria MCQ with Answers. We covered all the Bacteria MCQ with Answers in this post for free so that you can practice well for the exam.
Install our MCQTUBE Android app from the Google Play Store and prepare for any competitive government exams for free.
These types of competitive MCQs appear in exams like SSC CGL, CHSL, JE, MTS, Stenographer, CPO, Railway Group-D, NTPC, ALP, JE, RPF, Tech, Bank, Delhi Police Constable, UP Lekhpal, DSSSB, DDA ASO, BPSC Teaching, Defence, UPSSSC, UPSC (Pre), UPP, SI, UPTET, UPPCS, BPSC, BSSC, SBI, IBPS, LIC, State PCS, CDS, NDA, Assistant Commandant, and other Competitive Examinations, etc.
We also covered some other topics of chemistry like microbiology and organization of life MCQ on our website for free.
You will get their respective links in the related posts section provided below.
Related Posts:
MCQ on Bacteria for Students
What is the temperature used during pasteurisation of milk?
a. 62°C
b. 60°C
c. 72°C
d. 70°C
Option c – 72°C
Which method best retains the freshness of food?
a. Quick freezing
b. Salting
c. Drying
d. Canning
Option a – Quick freezing
Fumigation is primarily used to eliminate:
a. Helminths
b. Insect pests
c. Protozoa
d. Microorganisms
Option b – Insect pests
The preservation technique used for pickles is:
a. Freezing
b. Drying
c. Smoking
d. Salting
Option d – Salting
Mechanical dryers are most commonly used in:
a. Kitchens
b. Homes
c. Industries
d. None of the above
Option c – Industries
What is the incubation period for diphtheria?
a. 10–15 days
b. 9–18 days
c. 2–5 days
d. None of these
Option c – 2–5 days
Which intestinal parasite is a type of roundworm?
a. Plasmodium
b. Ascaris
c. Amoeba
d. Entamoeba
Option b – Ascaris
The ‘Triple Antigen’ vaccine provides immunity against:
a. Tetanus
b. Pertussis
c. Diphtheria
d. All of the above
Option d – All of the above
The cause of AIDS is:
a. Mosquito
b. Bacteria
c. Virus
d. Housefly
Option c – Virus
Rhizobium leguminosarum is found in the root nodules of:
a. Groundnut
b. Onion
c. Mango
d. None of the above
Option a – Groundnut
Penicillin is produced by:
a. Algae
b. Fungus
c. Plants
d. Fish
Option b – Fungus
The process of converting amino acids to ammonia is carried out by:
a. Nitrifying bacteria
b. Ammonifying bacteria
c. Both of the above
d. None of the above
Option b – Ammonifying bacteria
Fermentation is classified as:
a. Anaerobic respiration
b. Photosynthesis
c. Aerobic respiration
d. None of the above
Option a – Anaerobic respiration
The mutual relationship between bacteria and higher plants is termed:
a. Nitrification
b. Symbiosis
c. Both
d. None
Option b – Symbiosis
Cheese is produced from:
a. Milk
b. Yeast
c. Lactic acid
d. Nitrates
Option a – Milk
Which of the following is an antibiotic?
a. Chloromycetin
b. Starch
c. Alcohol
d. Chlorine
Option a – Chloromycetin
Who discovered penicillin?
a. Fenner
b. Leeuwenhoek
c. Alexander Fleming
d. None of the above
Option c – Alexander Fleming
The branch of science that deals with the study of diseases is:
a. Pathology
b. Physiology
c. Carnilogy
d. None of these
Option a – Pathology
Leaf blight is caused by:
a. Fungus
b. Virus
c. Bacteria
d. Algae
Option c – Bacteria
Disease-causing organisms are known as:
a. Carcinogens
b. Pathogens
c. Both
d. None
Option b – Pathogens
The rice disease known as “blast” is caused by:
a. Bacteria
b. Virus
c. Fungus
d. None
Option c – Fungus
Which fungal disease is commonly seen in wheat?
a. Rust
b. Red-rot
c. Tikka
d. None
Option a – Rust
What is a common disease affecting groundnut crops?
a. Fungal infection
b. Biotic stress
c. Tikka disease
d. None
Option c – Tikka disease
Red-rot is typically found in:
a. Groundnut
b. Paddy
c. Sugarcane
d. None
Option c – Sugarcane
The rust disease in wheat is caused by:
a. Tikka infection
b. Biotic factor
c. Fungal pathogen
d. None of these
Option c – Fungal pathogen
We covered all the bacteria MCQ with answers above in this post for free so that you can practice well for the exam.
Check out the latest MCQ content by visiting our mcqtube website homepage.
Also, check out:
Please keep me updated on your postings and contents in maths and sciences
Please keep me posted and updated.
Click on the bell icon if you are visiting the website using a desktop and turn on notifications. You will be updated whenever we release a new post. Thanks.