Description : The green manure crop having both stem and root nodulation
Last Answer : Ans. Sesbania rostrata
Description : The most widely used green manure crop
Last Answer : Ans. Sunhemp (Crotalaria juncea)
Description : Chief green house gas responsible for global warming
Last Answer : Ans. CO2 (50%)
Description : Genes for sex-linked traits are located on
Last Answer : Ans. “Y” chromosome
Description : With which crop has Green Revolution been associated? (1) Rice (2) Wheat (3) Pulses (4) Sugarcane
Last Answer : (2) Wheat Explanation: India is one of the main wheat producing and consuming countries of the world. After the Green Revolution in the 1970's and 1980's the production of wheat has shown a huge ... per cent of the total wheat produced (External website that opens in a new window) in the country.
Description : In which crop largest increase in production as a result of Green Revolution? (a) wheat (b) rice (c) maize (d) none of the above
Last Answer : (a) wheat
Description : Which one of the following is linked to the discovery of Bordeaux mixture as a popular fungicide? (a) Loose smut of wheat (b) Black rust of wheat (c) Bacterial leaf blight of rice (d) Downy mildew of grapes
Last Answer : d) Downy mildew of grapes
Description : Montek disease of rice is caused by
Last Answer : Ans. Rice root nematode (2) Wheat and Barley
Description : The main symptom of Tungro disease of rice
Last Answer : Ans. Yellowing of leaves
Description : Khaira disease of rice is controlled by spraying
Last Answer : Ans. Zinc sulphate (5 kg)+ lime (2.5 kg/ha) in 10 days nursery
Description : Khaira disease of rice is caused by
Last Answer : Ans. Zinc deficiency
Description : The soil borne disease of rice
Last Answer : Ans. Sheath blight of rice (Rhizoctonia oryzae)
Description : Rice blast is effectively controlled by spraying of
Last Answer : Ans. Edifenphos
Description : The air borne disease of rice
Last Answer : Ans. Rice Blast (Pyricularia oryzae)
Description : The most destructive phase of the bacterial blight of rice is known as
Last Answer : Ans. Kresek
Description : Poor man’s disease of rice
Last Answer : Ans. Bacterial leaf blight (Xanthomonas oryzae)
Description : The brown spot of rice is
Last Answer : Ans. Externally seed borne disease
Description : The causal organism of brown spot of rice
Last Answer : Ans. Helminthosporium oryzae
Description : The scientific name of Rice moth
Last Answer : Ans. Corcyra cephalonica DISEASES OF IMPORTANT CROPS (1) Rice
Description : Clipping off the top of rice seedlings containing immature stages of insects reduces the carry over of infestation of
Last Answer : Ans. Rice hispa (2) Wheat
Description : Which pest causes severe damage to rice panicle at night?
Last Answer : Ans. Rice Army worm (Mythimna saparata)
Description : The scientific name of Rice Gall Midge
Last Answer : Ans. Orseolia oryzae
Description : The rice variety which has no seed dormancy
Last Answer : Ans. I.R.-50
Description : Isolation distance for self pollinated crops i.e. rice, wheat
Last Answer : Ans. 3 m
Description : Hybrid variety of rice is developed by using
Last Answer : Ans. GMS and CGMS line
Description : Rice, Wheat, Buckwheat and Oat are
Last Answer : Ans. Self pollinated crops
Description : Golden rice is rich in
Last Answer : Ans. β-carotene
Description : Rice protein is known as
Last Answer : Ans. Oryzein
Description : In waterlogged rice field, atmospheric nitrogen can be fixed to the soil by
Last Answer : Ans. BGA
Description : Oldest N fertilizer, best for top dressing in rice
Last Answer : Ans. Ammonium sulphate (20.6%N and 24%S)
Description : The most appropriate and effective type of crop cultivation in forests
Last Answer : Ans. Intercropping
Description : Crop Production + livestock raising is called
Last Answer : Ans. Mixed farming
Description : Crop production and dairy enterprise having
Last Answer : Ans. Supplementary relationship
Description : Choose best crop enterprises
Last Answer : Ans. Principal of opportunity cost
Description : Only tuber crop, which is rich in protein?
Last Answer : Ans. Colocasia
Description : A deep rooted crop is
Last Answer : Ans. Sweet potato
Description : Which crop is commonly known as Single seeded nut?
Last Answer : Ans. Litchi
Description : The vegetable crop under approval for Bt. technology
Last Answer : Ans. Brinjal
Description : The seed of a crop variety produced by the breeder which is small in quantity is said to be
Last Answer : Ans. Nucleus seed
Description : Clonal selection mostly used in the crop
Last Answer : Ans. Ginger
Description : Multiline breeding is exploited widely in the crop
Last Answer : Ans. Wheat
Description : The oldest selection method of crop improvement
Last Answer : Ans. Mass selection
Description : Mendal works on the 7 contrasting characters of crop
Last Answer : Ans. Garden pea
Description : A situation in which a crop needs more of a given nutrient yet has shown no deficiency symptoms
Last Answer : Ans. Hidden Hunger
Description : Symbiotic N2 fixing bacteria in leguminous crop.
Last Answer : Ans. Rhizobium
Description : The crop oilcake, which has highest nitrification rate
Last Answer : Ans. Groundnut
Description : The study of soils in relation to crop growth.
Last Answer : Ans. Edaphology
Description : The optimum temperature for better crop production is between
Last Answer : Ans. 18 – 24°C
Description : Green manuring tree
Last Answer : Ans. Thespesia populnea
Description : The green carpet for the landscape maintained by growing and mowing grasses.
Last Answer : Ans. Lawn