Microorganisms friends and foe Worksheet-8

Microorganisms friends and foe Worksheet-8


Multiple Choice Questions:

  1. Streptomycin, tetracycline and erythromycin are-

(A)Vaccine        (B) Treatment  (C) Antibiotics  (D) None


  1. In presence of microorganism, human body produces-

(A) Antibiotics                              (B) Antibodies

(C) Vaccine                                    (D) All


  1. Insertion of weak and dead microorganism to defend diseases is called-

(A) Antibiotics                               (B) Antibodies

(C) Vaccine                                    (D) All


  1. For which of the following disease vaccination is available?

(A) Flu                (B) Dysentery   (C) AIDS            (D) Hepatitis


  1. Which of the following is/are application/s of microorganisms?

(A) Cleaning the environment

(B) Increasing soil fertility

(C) Production of vaccine

(D) All


  1. Disease spread from infected person to healthy person through air, water and food called as-

(A) Infectious disease                  (B) Communicable disease

(C) Both                                          (D) None


  1. Which of the following is a carrier of pathogen?

(A) Amoeba      (B) Rhizobium (C) House fly    (D) Fungus


  1. Which of the following is a carrier of malaria parasite?

(A) Amoeba                                   (B) Rhizobium

(C) House fly                                 (D) Female Anopheles Mosquito


  1. Which of the following is a dangerous human and cattle disease caused by a bacterium?

(A) Polio            (B) AIDS            (C) Anthrax       (D) Malaria


  1. Which is the negative impact of microorganism on human life?

(A) Soil fertility                             (B) Brewing industry

(C) Food poisoning                      (D) None


Answer key:

  1. (C)

  2. (B)

  3. (C)

  4. (D)

  5. (D)

  6. (B)

  7. (C)

  8. (D)

  9. (C)

  10. (C)