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Botany MCQS[NEET-2021 to 2022]-Plant Pathology - I

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1. Which of the following is odd one




2. Didelphic means nematodes with which of the following ?




3. Which among the following Spermatheca is found in the nematode body of?




4. A bacterium is devoid of




5. A virus particle with both nucleic acid and protein coat is called as




6. Agallol is used for




7. Agar-agar is produced from which of the following ?




8. Which of the following is a Albugo?




9. Ryat is a which type of Parasite?




10. Which of the following was discovered by Alexander Fleming (1929)




11. Alternate host of black stem rust of wheat




12. Anterior tinsel flagellum is characteristics of




13. Association of fungi with roots of higher plants is known as




14. proposed a classification of fungi which is now widely accepted




15. Which of the following is the shape of Bacilli




16. Bacterial cell surrounded by which of the following flagella?




17. Brassicol is fungicide




18. Bacterial leaf blight of rice caused by Xanthomonaso ryzae can be identified by




19. Bengal famine was caused due to which of the following?




20. The deficiency of which of the following caused Black heart of potato




21. Black stem rust of wheat caused by which among the following?




22. Which of the following caused Black tip of mango ?




23. Which of the following is the cause of Blast of rice?




24. Plant Pathology is word




25. Bordeaux mixture was discovered by P.A. Millardet of France during the year 1882 following his chance observation of farmers practice for protection against




26. Botulism is caused by which species




27. Brown spot of maize is caused by which among the following ?




28. By 1857, Barkley and Schacht discovered root knot nematodes and cyst nematode in which of the following?




29. Carborundum powder is




30. The shaped of Cocci are




31. Coffee rust is caused by




32. Conidia and sporangia are the spores produced by




33. Crystalization of viruses has done by




34. Cysts are formed by




35. Death of tissue in virus infected plant described as




36. Disease symptoms known as phyllidy in sesamum are caused by




37. Dithane M-45 is a




38. Domestic quarantine exists on




39. Downy mildew of maize is caused by




40. Whittaker (1969) proposed a kingdom System of Classification of Micro-organism




41. Exclusion of plant disease by legislation is known as




42. First of all microscope discovered by




43. First plant parasitic bacteria was reported by




44. First plant parasitic nematode discovered was




45. First plant parasitic nematode was reported by




46. Flag smut of sweat could be controlled by




47. Flag smut of wheat is caused by




48. Foot rot of papaya is caused by




49. Fungi which can grow on living host plant are called




50. Fungi which can grow only on living host plant are called