Q. What is the main basis of classification in the five-kingdom system? Structure of the nucleus Structure of cell wall Asexual Reproduction Mode of Nutrition Answer: Mode of Nutrition
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Q. Which of the following is not present in Bacteria? RNA Cell wall Flagella Mitochondria Answer: Mitochondria
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Q. The gram negative bacteria detect and respond to chemicals in their surroundings by Volutin granules Lipopolysaccharide muramic acid Porins Answer: Porins
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Q. Bacteria used as biogas fermenters are Halophiles Methanogens Cyanobacteria Vibrio bacteria Answer: Methanogens
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Q. Who discovered conjugation in bacteria? Arber and Smith Lederberg and Tatum Jacob and Monad Zinder and Lederberg Answer: Lederberg and Tatum
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Q. Organism a regarded as “Joker’s in microbiological park” Bacteria Virus Mycoplasma Rickettsie Answer: Mycoplasma
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Q. Bacteria do not need sunlight to grow because They prepare their food without the help of light They do not like sunlight brightness Due to the absence of chlorophyll they are incapable of manufacture their own food They use other kinds of light for manufacturing their own food. Answer: Due to the absence of
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Q. The cells of cyanobacteria and bacteria exhibit similarly in having Plastids Nuclei DNA Centrosome Answer: DNA
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Q. Bacteria without flagella are known as Atrichous Peritrichous Lophotrichous Monotrichous Answer: Atrichous
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Q. Bacteria are classified on the basis of Method of reproduction Nucleus Cell wall pigments Answer: Cell wall
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