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- Question
Metabolism of dissolved organic material released by phytoplankton allows heterotrophic bacteria to become part of the particulate organic matter that is passed up the food web to be metabolized and released as mineral elements and CO2 at each transfer. This sentence describes the
Options- A. microbial loop
- B. Winogradsky column
- C. Redfield ratio
- D. Gibbs free energy
- Correct Answer
- microbial loop
- 1. Which of the following is a food infection?
Options- A. Salmonellois
- B. Botulism
- C. Staphylococcal intoxication
- D. None of these Discuss
- 2. The class of immunoglobulin, most abundant in body is
Options- A. IgD
- B. IgE
- C. IgG
- D. IgM Discuss
- 3. The medium required for glutamic acid mainly consist of
Options- A. glucose
- B. molasses
- C. sucrose
- D. lactose Discuss
- 4. Which of the following nucleic acid is present in hepatitis B virus?
Options- A. dsDNA
- B. ssRNA
- C. ssDNA
- D. dsRNA Discuss
- 5. Who discovered transposons (jumping genes)?
Options- A. Abelson
- B. Harvey
- C. McClintock
- D. Griffith Discuss
- 6. Bacteria are
Options- A. saprophytic
- B. symbiotic
- C. hyper parasitic
- D. all of these Discuss
- 7. What is the usual sequence of a Pribnow box?
Options- A. AUAUA
- B. TATAAT
- C. UUUUU
- D. TTGACA Discuss
- 8. Prokaryotic microorganism include
Options- A. protozoa
- B. fungi
- C. bacteria
- D. all of these Discuss
- 9. VDRL test is an example of
Options- A. Tube test
- B. Ring test
- C. Slide test
- D. none of these Discuss
- 10. In eukaryotic cells, ribosomes are
Options- A. 70S
- B. 60S
- C. 80S
- D. Not specific Discuss
More questions
Correct Answer: Salmonellois
Correct Answer: IgG
Correct Answer: glucose
Correct Answer: dsDNA
Correct Answer: McClintock
Correct Answer: saprophytic
Correct Answer: TATAAT
Correct Answer: bacteria
Correct Answer: Slide test
Correct Answer: 80S
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