<prompt> Which of the following statement is true about BacteroidesIt is gram positive bacilliIt is strictly aerobicIt may cause peritonitisPresence in stool culture indicates need for treatment  <response>: It is a Gram-negative strictly anaerobic bacilli and is a common inhabitant of the intestinal tract. They may cause peritonitis. Reference: Textbook of Microbiology; Anathanarayan and panikers; 10th edition; Page no: 264 