Clostridia Prateek Biyani - June 2, 2018 0 1. Which bacteria has a 'drumstick' like spore? Cl. botulinum Cl. difficile Cl. perfringens Cl. tetani2. Which antibiotic is highly effective against anaerobes? Metronidazole Clindamycin Erythromycin Penicillin3. Which bacteria causes gas gangrene? Cl. tetani Cl. perfringens Cl. botulinum Cl. difficle4. The Nagler reaction is used to detect what? Cl. tetani - zinc endopeptidase Cl. difficile - TcdA Cl. perfringens - alpha toxin Cl. botulinum - D toxin5. The incubation period of Cl. tetani is...? 20-24 days 1-2 days 5-7 days 10-14 daysTime is Up!