Q. How many prokaryotic species have been assigned names so far by scientists?

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Q. Appendages that pull two cells together is called

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Q. Rhizobium resides in roots of which of following plants?

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Q. Which of following is used for respiration in facultative anaerobes if oxygen is absent?

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Q. An ecological relationship in which one participant benefits and other is not affected is called

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Q. Chromosome of a prokaryote is located in

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Q. Which of following elements is important in production of amino acids?

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Q. Which of following is needed by obligate aerobes to respire?

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Q. Eukaryotic cells typically have a diameter of about how many micrometers?

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Q. Neisseria gonorrhoeae causes which of following?

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Q. Cells containing F plasmid act as which of following during conjugation?

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Q. Which of following bacteria attacks other bacteria by attaching to their surface molecules?

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Q. Resistant form of bacteria that is dormant is called

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Q. From which of following heterotroph organisms obtain energy?

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Q. Chloroplasts have been hypothesized to be driven from which of following bacteria?

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Q. Parasites that cause disease are called

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Q. Which of following bacteria are only bacteria known to lack cell walls?

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Q. A handful of soil can contain an estimate of about how many prokaryotic species?

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Q. Rubrivivax bacteria belong to which of following subgroups of proteobacteria?

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Q. From which of following autotroph organisms obtain energy?

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