Discussion
Home ‣ Microbiology ‣ Heated Canned Foods See What Others Are Saying!
- Question
The presence of viable non-spore forming bacteria in heat process canned foods indicates leakage of the container. Which of the following is responsible for the spoilage of leaky cans?
Options- A. Plant equipment
- B. Cooling water
- C. Highly acidic medium
- D. High sugar content
- Correct Answer
- Cooling water
- 1. Canned sweetened condensed milk may become thickened by
Options- A. Bacillus species
- B. Clostridium species
- C. Micrococcus species
- D. Saccharomyces species Discuss
- 2. The flow of genetic material in microbial cells usually takes place from
Options- A. RNA through DNA to proteins
- B. proteins through RNA to DNA
- C. DNA through RNA to proteins
- D. none of these Discuss
- 3. Cephalosporins and Penicillins interfere with which of the following?
Options- A. Protein synthesis
- B. DNA function
- C. Cell membrane function
- D. Cell wall synthesis Discuss
- 4. Vertical transmission may be seen in
Options- A. Hepatitis B virus
- B. Hepatitis C virus
- C. Hepatitis D virus
- D. All of these Discuss
- 5. What is the maximum number of different amino acids in a polypeptide chain coded by the synthetic polyribonucleotides (UCAG)5?
Options- A. One
- B. Two
- C. Three
- D. Four Discuss
- 6. Fungal infection/s frequently observed in HIV disease is /are:
Options- A. candidiasis
- B. cryptococcosis
- C. aspergillosis
- D. all of these Discuss
- 7. In the pour plate method, the mixed culture is diluted directly in tubes of
Options- A. liquid agar medium
- B. sterile liquid usually water
- C. both (a) and (b)
- D. none of these Discuss
- 8. In Yersinia pestis, capsule is best demonstrated in cultures grown at
Options- A. 25°C
- B. 29°C
- C. 37°C
- D. 45°C Discuss
- 9. Which of the following virus is transmitted by genital route?
Options- A. Papillomaviruses
- B. Herpes simplex virus type 2
- C. Hepatitis B virus
- D. All of these Discuss
- 10. The oldest eukaryotic organisms are considered to be
Options- A. diplomonads like Giardia
- B. archaea
- C. fungi
- D. animals Discuss
More questions
Correct Answer: Micrococcus species
Correct Answer: DNA through RNA to proteins
Correct Answer: Cell wall synthesis
Correct Answer: All of these
Correct Answer: Three
Correct Answer: all of these
Correct Answer: liquid agar medium
Correct Answer: 37°C
Correct Answer: All of these
Correct Answer: archaea
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