Q. Gram staining is specialized staining.

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Q. Name the acid present in the cell wall of bacteria which helps in retaining its color during the acid-fast test?

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Q. Which of the following organisms have thick peptidoglycan in their cell wall?

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Q. Name the area of a bacterial cell which contains a bacterial chromosome.

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Q. Which of the following is not the nucleotide associated protein?

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Q. Which nucleoid protein assisted in condensation of DNA?

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Q. All bacteria have single circular DNA molecule.

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Q. Name the group of bacteria which uses histone to condense DNA molecule?

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Q. Extrachromosomal DNA present in prokaryotes is called_______

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Q. Name the plasmid which makes host cell resistance to the antibiotic.

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Q. Which of the following is NOT the property of plasmid?

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Q. Name the type of plasmid which has no identified function or phenotypic properties?

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Q. Which of the following plasmid found in eukaryotes?

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Q. Name the type of bacteria which uses CO₂ as a sole source of carbon for growth.

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Q. Name those bacteria which obtain energy from chemical compounds?

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Q. Name the type of bacteria which uses reduced inorganic substances as an electron source?

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Q. Which of the following bacteria does not belong to photolithoautotrophy nutritional class?

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Q. Purple and green non-sulfur bacteria belongs to which of the following classes?

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Q. Nitrifying bacteria belongs to the nutritional class of_______

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Q. Which of the following species falls under the category of hydrogen-producing bacteria?

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