301.vertical resistance is governed by- One or few genes
302.The resistance of host to the all race of a pathogen is known as - Horizontal resistance
303.The concept of gene for gene hypothesis was first developed by- flor in 1946
304.The disease resistance is governed by- several genes
305.Who developed the concept of vertical and horizontal resistance - j. E . Vender Plank (1963)
306. Father of genetic engineering is - Pual Berg
307. Polymerase chain reaction (PCR) was developed by - Dr. Karl Mullis (1980)
308. Golden rice was developed by Ingo protrykus and peter bayer
309. The plant part , which is used for regeneration is called - Explant
310. A mass of regenerated cells i culture medium is called - Callus
311. the suspension of free cells of callus in a liquid medium is known as - Suspension culture
312. the regeneration capacity or ability of a plant cell to develop into whole plant is known as – Totipotency
313. What is the embryogenesis - It is the process of formation of somatic embryos from callus
314. the process of dirrerentiation of shoot & root from the somatic embyos is called – organogenesis
315. Regeneration of whole plant from anther is called - anther culture
316. Haploid are developed by - Anther culture
317. The Blue biotechnology is a term that has been used to describe - The marine and a uatic application of to describe
318. The biotechnology applied to agriculture process is known as -Industrial Biotechnology
319. the first genetically modified food product was a -Tomato , which was transformed to delay its ripening
320. M-RNA is primarily used for - Transcription of DNA
321. RFLP stands for - Restricting fragment length polymorphism
322. Plant tissue culture was begun by - G. Haberlandt (geman botanist ) in 1808
323. research in the area of tissue culture was first stared in india at - Department of Botany , DU in 1960s
324. National bureau of plant genetics resources is situated at -New Delhi
325. The project on Indian mustard oil with higher b-carotene is initiated by - TERI
326. A genotype developed by the process of genetic engineering is called - Transgenic
327. what is gene cloning - A technique of genetic engineering , which is used to make several identical copies of a gene is called gene cloning
328. which soil borne bacterium is used for developed of transgenic plants - agrobacterium tumifaciens
329. In potato , the protein quality has been improved by - transferring serum albumin gene from human
330. In tobacco , cold resistance power has been achieved by tranering gene from -Arabidopsis thaliana
331. Little leaf of citrus is caused by - MLO,s
332. Pahala blighted s.cane is caused due to deficiency of - Mn
333. Reclamation disease is caused due to the deficiency of – Cu
334. Late blight of potato is caused by - Phytophthora infestence (fungi)
335. Bunchy top of banana is caused by – virus
336.Grassy shoot disease of s.cane is caused by – mycoplasma
337.kresek in rice is caused by - Xanthomonas oryzae
338.heart rot of sugar beat is casued by - Deficiency of boron
339.Most dangerous disease of potato - Late blight of potato
340.Philology disease in plants is caused by - Mycoplasma
341.Club root of cauliflower is caused by- Plasmodiosphora brassicae
342.Sheath blight of rice is caused by- Rhizoctonia solani
343.vector of leaf -curl disease in cotton is - White flies
344.Orobanche is a parasite associated with – tobacco
345.Akiochi disease is due to - sulphur toxicity
346.White rust of crucifers is caused by - Albugo, candida , fungi
347.Ufra disease in rice is caused by- Nematode
348.Whiptail of cauliflower is due to the deficiency of - Mo.
349. Vector of rice tungro virus is - Green leaf hopper
350. Kresek symptom is found in - Bacterial blight
351. loose smut disease of wheat is a - Internally seed Borne
352. Mantek Disease of rice is caused by - Rice root nematode
353. Yellow leaves of tea occur due to the deficiency of – Sulphur
354. Die back of shoots occur due to deficiency of - Copper
355. die back is the major disease of rose in India
356. Crop showing maximum resistance to nematode is - marigold
357. The late blight disease destroy the potato crop of Ireland in 1845
358. Father of pathology is - Anton de berry
359. Father of mycology is - P.A. Micheli
360. Life cycle of wheat rust is given by - K.C. Mehta
361. Top sickness of tobacco is caused by - Deficiency of boron
362. The pathogen associated with the discovery of bordeause mixture is - Plasmosphora viticola
363. Loose smut of wheat can be controlled by seed treatment of – Vitavax
364. Late blight of potato was introduced in India for first-time in - nilgiri –hills
365. Black heart of potato is caused by - Poor ventilation in storage (lock of oxygen)
366. The tundu disease of wheat is usually associated with nematode known as – anguina tririci
367. Udabatta disease of rice is due to -- Ephelis oryzae
368. Ring rust of Aonla is caused by - Ravenellia emblica var. fructoidae
369. Flag smut of wheat is caused by - Urouystis gramines
370. Leaf curl disease of tobacco is caused by virus and it is transmitted by - White fly
371. Leaf blight of cotton is caused by - Alternaria macrospora
372. father of nematology – Bastian
373. Father of Microbiology - Louis Pasteur
374. Bacterium was discovered by – Antony van leewenhock
375. fungicide used in the control of smut is – Vitavax
376. father of modern Plant pathology is - Anton de Berry
377. bordeaux mixture was developed by - P.M.A. Millardet
378. Common nematicides are - DD Mixture , Phorate , Etylene bromide , etc. 379. Central Plant protection training institute is situated at - Hyderabad ( AP) 380. first plant protection adviser to govt. of India - H.S. Pruthvi. 381.integrated pest control term was coined by - Bartlett ( 1956)
382.The Term “ Pest Management “ was given by - Geier (1970)
383.The blood colour of insects is - Green with yellow
384.Honeybees belongs to the order of – Hymenoptera
385.Entomology word was taken from - Greek language
386.Father of Insect Physiology is – Wiggelworth
387.The first pesticide was discovered by -Millardet-(1882)
388.DDT was discovered by - Zedler scientist
389.First insecticide discovered was – DDT
390.Plant protection and quarantine Act was pased in the year of – 1912
391. insecticide act was passed in 1968
392.destructive insect and Pest Act was passed in – 1914
393.Maximum %age of insecticide is used in which crop - Cotton (54 %)
394. “Warfarin “ is a rodenticide
395. Contact insecticides are - DDT, Malathian , Aldicarb , Monocrotophos , Aldrin , etc.
396. Bio pesticides are - NPV, GV, Bacillus thuringiensis etc.
397. Pest population should be kept below the - Economic Threshold level
398. Very safest insecticidede for honeybee – Endosulphon
399. Rat poison is known as - Zinc phosphide (Zn3P2)
400. Lead arsenate was first used in 1832 by Moulton
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