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Home ‣ Biotechnology ‣ Vinegar and Citric Acid See What Others Are Saying!
- Question
During recovery step of citric acid, calcium citrate formed is treated with which of the following acid to precipitate calcium?
Options- A. HCl
- B. HNO3
- C. H2SO4
- D. None of these
- Correct Answer
- H2SO4
- 1. In transgenic plants that have been manipulated to express patho-genesis-related (PR) proteins all the time it has been shown that
Options- A. these provide no protection at all against pathogens
- B. expression of one PR protein provides high levels of protection against many pathogens
- C. expression of two PR proteins provides some protection against a few pathogens
- D. these proteins trigger the production of other antimicrobial defenses Discuss
- 2. Which of the following mutant/(s) has/have increased amount of lysine and/or methionine in corn seeds?
Options- A. Opaque-2
- B. Sugary-1
- C. Flory-2
- D. All of these Discuss
- 3. Gypsum is beneficial for
Options- A. phosphorus enriched soil
- B. water logged soil
- C. alkaline soil
- D. saline soil Discuss
- 4. What is the desirable sugar content of the grapes required for the wine production?
Options- A. 2-5%
- B. 5-10%
- C. 10-14%
- D. 14-20% Discuss
- 5. Alegar is a type of vinegar produced from
Options- A. fruit juices
- B. malted grain
- C. ethanol
- D. ale Discuss
- 6. The composition of the inner mitochondrial membrane is most like that of
Options- A. the outer mitochondrial membrane
- B. the cell's plasma membrane
- C. some bacterial plasma membranes
- D. the nuclear membrane Discuss
- 7. The number of follicles at any particular stage is governed by
Options- A. the rate of entry of dormant follicles
- B. the rate of growth of follicles
- C. the rate of loss of follicles
- D. all of the above Discuss
- 8. Disaggregating of cells can be achieved by
Options- A. physical disruption
- B. enzymatic digestion
- C. treating with chelating agents
- D. all of the above Discuss
- 9. Animal pharming can be defined as
Options- A. growing animals for farming
- B. programming animals to produce novel products
- C. generating transgenic animals for farming
- D. none of the above Discuss
- 10. When the cells are enucleated and centrifuged, nuclei
Options- A. detach from cell and settle at the bottom
- B. detach from cell and remain in the supernatant
- C. nuclei remain attached to the cell
- D. none of the above Discuss
More questions
Correct Answer: these proteins trigger the production of other antimicrobial defenses
Correct Answer: All of these
Correct Answer: alkaline soil
Correct Answer: 14-20%
Correct Answer: ale
Correct Answer: some bacterial plasma membranes
Correct Answer: all of the above
Correct Answer: all of the above
Correct Answer: programming animals to produce novel products
Correct Answer: detach from cell and settle at the bottom
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