Which of the following infection in animals lead to the abortion?
  • A
    HIV
  • B
    Herpes
  • C
    Syphilis
  • D
    Brucellosis

Solution

  • Bacteria Brucella abortus which is usually found in cattle such as goat, sheep, cow etc. 
  • When these animals are infected with this bacteria the most common symptoms are arthritis and abortion.
  • When the infected animals have an abortion the bacteria that are present in the placenta are shed along with the placenta and infect the other depending on their status such as age, sex and term of the pregnancy.
  • Pregnant females are easily infected as the placenta in them secrets a blood sugar called erythritol which is used by the bacteria Brucella due to this Brucella infection is caused in placenta and the fetus growing inside it which leads to abortion of the calf.
  • Also, a disease like HIV, Syphilis and Herpes are sexually transmitted disease they cause physical symptoms and other disease but none has shown the symptoms to cause abortion in animals.
 Therefore the answer option D  is correct.