Microorganisms friends and foe Worksheet-5

Microorganisms friends and foe Worksheet-5

 

Multiple Choice Questions:

  1. Malaria is caused by

(A) Plasmodium                           (B) Salmonella

(C) Lactobacillus                          (D) Clostridium

 

  1. Which bacteria leads to the curdling of milk?

(A) Plasmodium                           (B) Salmonella

(C) Lactobacillus                          (D) Clostridium

 

  1. Which of the following helps in nitrogen fixation?

(A) Plasmodium                           (B) Salmonella

(C) Lactobacillus                          (D) Clostridium

 

  1. Which of the following bacteria resides in root nodules of leguminous plants?

(A) Rhizobium                              (B) Salmonella

(C) Lactobacillus                          (D) Clostridium

 

  1. Which of the following is a plant disease?

(A) Citrus canker                          (B) Anthrax

(C) Foot and mouth                     (D) Measles

 

  1. Which of the following is animal disease in cattle?

(A) Citrus canker                         (B) Anthrax

(C) Malaria                                    (D) Measles

 

  1. Which of the following is not a bacterium?

(A) Plasmodium                           (B) Lactobacillus      

(C) Streptococcus                         (D) Rhizobium

 

  1. Who discovered small pox vaccine?

(A) Alexander Fleming               (B) Edward Jenner

(C) Robert Koch                           (D) Watson

 

  1. Who discovered penicillin?

(A) Alexander Fleming               (B) Edward Jenner

(C) Robert Koch                           (D) Watson

 

  1. Carrier of dengue fever is

(A) Housefly                                  (B) Anopheles mosquito

(C) Culex mosquito                      (D) Flea

 

Answer key:

  1. (A)

  2. (C)

  3. (D)

  4. (A)

  5. (A)

  6. (B)

  7. (A)

  8. (B)

  9. (A)

  10. (C)