Agriculture - Single MCQs (Page 23)

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Q221. In grasshopper, the number of spiracles is?...Q222. In case of rotary type of duster the air current is developed by?...Q223. In binomial nomenclature different classes possessing common characters are indl...Q224. In aphids cornnicals are projected from the forsum of?...Q225. If one gram of a pesticide formulation containing 50% active ingredient is mixed...Q226. If equilibrium population level of a crop damaging insect is above the economic ...Q227. Horizontal resistance is also known as?...Q228. Honey been queen produces _____ thousand eggs per day?...Q229. Herioglyphus nigrorepletus is the scientific name of?...Q230. Heart, muscles and aorta are derived from?...