Basic Science : Kingdom Monera Kingdom Protista QUESTIONS AND ANSWERS :: part12 : 16 to 20
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
16.Ine one bite mosquito injects about |
| 5000 sporozoites |
| 2000 sporozoites |
| 1000 sporozoites |
| 500 sporozoites |
17.Quinine is derived from the bark of |
| Althaea |
| Dalbergia |
| Acacia |
| Cinchona |
18.Spraying oil an stagnant water controls malaria because |
| Oils kills parasites in mosquitoes |
| Mosquito larvae are asphyxiated |
| Water becomes impure |
| Specific gravity of water increases |
19.Incubation period in Plasmodium is about |
| 10 – 15 days |
| 0 – 5 days |
| 20 – 30 days |
| 40 – 60 days |
20.Biological control of malaria is done by fish |
| Gambusia |
| Labeo |
| Scoliodon |
| Exocoetus |
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