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When kerosene is sprayed on the stagnant water wherein the larvae of Anopheles develop, it

A. burns the body wall of the larvae

B. diffuses through the body wall and kills them

C. suffocates them to death

D. prevents contact of spiracles with air

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  1. Amoebiasis is caused by
  2. Which of the following is a correct matching ?
  3. The intermediate host of malarial parasite is
  4. Malaria is a disease transmitted by the bite of
  5. The shivering, a characteristic symptom of malaria, occurs when
  6. The zoological name of giant amoeba is
  7. The rossette stage in lif^ cycle of Plasmodium is found in
  8. The digestive enzymes in Paramecium are secreted in
  9. The erthrocytic phase of the life cycle of Plasmodium passes in
  10. The function of neuro-motor system of Paramecium is
  11. Gametocytes of Plasmodium are formed in
  12. The pseudopodia ar formed in Amoeba
  13. The sexual phase of life cycle of Plasmodium is completed in
  14. Pseudopodia of Amoeba are important for
  15. Vector can be defined as
  16. Sleeping sickness in man is caused by Trypanosoma by the bite of the infective
  17. In an electric field, the Paramecium moves
  18. The infective stage of Entamoeba histolytica is
  19. Entamoeba differs from Amoeba in not having
  20. The pseudopodia of Amoeba are meant for
  21. In Amoeba proteus, the term proteus is after the name of
  22. In Paramecium, proteins are digested
  23. The process of reconstitution of macro-nulceus in Paramecium without any change in micro-nucleus is…
  24. According to Whittaker's system of classification, all the living organisms are classifed into 5 kingdoms…
  25. Attack of malaria occurs every fourth day when patient is infected by
  26. The life-cycle of malarial parasite in liver is called
  27. Protozoa which completely lack trophj organelles are classifed under
  28. Malignant tertian malaria is caused by
  29. Sporozoites of Plasmodium vivax are produced from
  30. Nuclear dimorphism is observed in