Pneumonia

Select the incorrect match. (a) Disease : Common cold --- Causative agent : Rhino virus (b) Disease : Typhoid --- Causative agent : Salmonella typhi (c) Disease : Pneumonia --- Causative agent : Haemophilus influenzae (d) Disease : Plague --- Causative agent : Xenopsylla

There are 5 test tubes having a culture medium containing rough colonies of streptococcus pneumoniae. The following substances were added in them. Which of these test tubes will show smooth colonies of streptococcus pneumoniae on incubation for some time? Test tube I: RNA from a heat-killed smooth strain of streptococcus pneumoniae Test tube II: DNA from a heat-killed smooth strain of streptococcus pneumoniae Test tube III: Protein from a heat-killed smooth strain of streptococcus pneumoniae Test tube IV: Carbohydrate from a heat-killed smooth strain of streptococcus pneumoniae Test tube V: Heat killed smooth strain of streptococcus pneumoniae incubated with DNAse enzyme

Match items of column I with thoses of column II and choose the correct combinations {:(,"Column I",,"ColumnII"),(a,"Pneumonia",(p),"Vibro cholerae"),(b,"Citrus Canker",(q),"Mycobacterium leprae"),(c,"Cholera",(r),"Yersinia pestis"),(d,"Leprosy",(s),"Xanthomonas citri"),(,"",(t),"Diplococcus pneumoniae"):}

Explain the experiment performed be Griffith on Streptococcus pneumonia. What did he conclude from this experiment? Name the three scientists who followed up Griffith's experiments. What did they conclude and how?

Read the following statements and choose the correct option. Statement A: Antibiotics have played a major role in controlling infectious diseases like diphtheria, whooping cough and pneumonia. .Statement B: Lactic acid bacteria grow in milk to convert it into more nutritious curd.

Read the following four statements (A-D) (A) The lips and finger nails may turn gray to bluish in colour in severe cases of Typhoid (B) Rhino viruses infect the nose and respiratory passage but not the lungs. (C) Intestinal perforation and death may occur in severe cases of typhoid. (D) Streptococcus pneumoniae infects the alveoli of the lungs. How many of the above statements are right :-

Read the following statements. Identify which of them are true and which of them are false and select the correct option. I. Ascaris, commonly known as pinworm, is responsible for causing ascariasis. II. The acid present in the stomach acts as a physiological barrier and prevents microbial growth. III. The pathogen responsible for causing elephantiasis is a fungus belonging to genus Microsporum. IV Infection diseases like tetanus and pneumonia have been largely controller using vaccines.