BIOLOGY BACTERIA SUMMARY FINAL EXAM PREPARATION 2026 ACCURATE QUESTIONS AND ANSWERS

BIOLOGY BACTERIA SUMMARY FINAL
EXAM PREPARATION 2026 ACCURATE
QUESTIONS AND ANSWERS

●● Where do Archaebacteria live Answer: Hostile environments


●● Describe the shape of bacillius bacteria. Answer: Rod shaped


●● Describe the shape of coccus bacteria. Answer: Round/spherical


●● Describe the shape of spirillum bacteria. Answer: Spiral shaped


●● Describe the arrangement of strep bacteria. Answer: Chains


●● Describe the arrangement of staphylo bacteria. Answer: Cluster


●● Describe the arrangement of diplo bacteria Answer: Two


●● Describe the arrangement of tetra bacteria. Answer: Four


●● Capsule Answer: Gel-like layer outside cell wall prevents
phagocytosis

, ●● Cell walls Answer: Prevents osmotic lysis


●● Endospores Answer: Thick walled structures that form around the
DNA & cytoplasm of bacteria when harsh conditions are present Ex..
Anthrax


●● Pili Answer: allow for bacteria attachment & for exchange of genetic
info (conjugation)


●● Sterile Agar Plates Answer: a gel culture medium based on a
seaweed extract, widely used for growing microorganisms in
laboratories


●● Incubator Answer: used to culture plates


●● Colonial Morphology Answer: Bacterial colonies can be examined
for size, edge, elevation, color, etc.


●● Bacteria can cause disease in two ways, name them. Answer: 1.
Metabolize the host
2. Produce bacterial toxins


●● Lyme Disease Answer: Bacterial disease. Caused by the bite of a tick