SCIENCE MCB2289-MOD 11 FINAL

SCIENCE MCB2289-MOD 11 FINAL Points Awarded 42.0 0 Points Missed 13.0 0 Percentage 76.4 % 1. Complex communities of microorganisms on surfaces are called A) Colonies B) Biofilms C) Biospheres D) Flora Table for Individual Question Feedback Points Earned: 1.0/1.0 Correct Answer(s): B 2. A relationship between organisms in which the waste product of one provides nutrients for another is called A) Mutualism B) Competition C) Synergism D) Commensalism Table for Individual Question Feedback Points Earned: 0.0/1.0 Correct Answer(s): D 3. Which of the following sites of the human body does not have a normal flora? A) Intestine B) Skin C) Vagina D) Blood Table for Individual Question Feedback Points Earned: 0.0/1.0 Correct Answer(s): D 4. Chitin is a component of the cell wall of A) Algae B) Bacteria C) Fungi D) Viruses Table for Individual Question Feedback Points Earned: 1.0/1.0 Correct Answer(s): C 5. Which of the following organisms produces toxins that target cholesterol? A) Aeromonas hydrophila B) Escherichia coli C) Streptococcus pyogenes D) Corynebacterium diphtheriae Table for Individual Question Feedback Points Earned: 1.0/1.0 Correct Answer(s): C 6. Formic acid is a fermentation product of A) Streptococcus B) Klebsiella C) Clostridium D) Actinomyces Table for Individual Question Feedback Points Earned: 1.0/1.0 Correct Answer(s): D 7. All of the following areas of the human body contain normal flora except A) Peritoneum B) Urethra C) Vagina D) Mouth Table for Individual Question Feedback Points Earned: 1.0/1.0 Correct Answer(s): A 8. Bacterial endotoxins are A) Proteins in the cell wall B) Secreted into the environment C) Components of the gram-positive cell wall D) Components of the gram-negative cell wall Table for Individual Question Feedback Points Earned: 1.0/1.0 Correct Answer(s): D 9. Which of the following is not considered to be a vehicle transmission? A) Airborne B) Insect C) Foodborne D) Bodily fluid Table for Individual Question Feedback Points Earned: 1.0/1.0 Correct Answer(s): B 10. Which of the following is likely to be the most frequently used portal of entry for pathogens? A) Skin B) Gastrointestinal tract C) Res