Animal-transmitted diseases are generally spread to accidental hosts by :

Animal-transmitted diseases are generally spread to accidental hosts by
 
  A) direct contact.
  B) aerosols.
  C) bites.
  D) direct contact, aerosols, and bites.

---

Soldiers or refuges in crowded unsanitary conditions are MOST susceptible to which rickettsial disease?
 
  A) Lyme disease
  B) typhus
  C) Q fever
  D) Rocky Mountain spotted fever

---

The hantavirus contains a ________ genome.
 
  A) ssRNA
  B) dsRNA
  C) ssDNA
  D) dsDNA

---

Which of the following diseases CANNOT easily be controlled by vector elimination?
 
  A) yellow fever
  B) dengue fever
  C) rabies
  D) plague

---

What type of diseases require biosafety level (BSL) 4 procedures and facilities when working with samples that may be infected?
 
  A) highly infectious diseases
  B) diseases with high mortality
  C) diseases for which no treatment or vaccine exist
  D) highly infectious diseases with high mortality for which no treatment or vaccine exist