ONE-LINE(R) QUESTION BANK FOR AGRICULTURE
Basic Principles of Crop Production
Quest. ‘Agriculture’ word is derived from
Ans. Latin word (agri+culture)
Quest. A branch of agricultural science which deals with principles and practices of soil, water, and crop management.
Quest. “Agronomy” word is derived from words?
Ans. Greek (agros+nomos)
Quest. The non-edible oilseed crops are
Ans .Castor and Linseed
Quest. The Indian originated field crops are
Ans. Arhar, Mung, Urd, Cotton, Jute, Kodo, Kutki, Oat etc.
Quest. Kharif crops are generally denoted as
Ans. Short day plants ( NOTE: Short-day plants are also called as Long-night Plants. Long-day plants are also called as Short-night Plants. Short-day plants usually flower in the early spring or autumn. )
Quest. Rabi crops are generally denoted as
Ans. Long day plants ( NOTE: Long-day plants flower when they are exposed to day length Longer than the critical minimum period. )
Quest. Day-neutral plants are
Ans. Cotton, maize, sunflower, safflower, groundnut, buckwheat, tomato.
Quest. The optimum time of sowing for Kharif crop
Quest. The optimum time for Rabi crop
Ans. Last week of October to the first week of November
Quest. The optimum depth of sowing for most of the field crops
Ans. 3-5 cm
Quest. The recommended fertilizer dose (N:P:K) for cereal crops are
Quest. The C4 Plants are
Ans. Maize, Sorghum, Bajra, Sugarcane, Millets.
Quest. The recommended fertilizer dose (N:P:K) for pulse crops are
Ans.1:2:1 or 1:2:2
Quest. The recommended fertilizer dose (N:P:K) for oilseed crops are
Quest. The recommended fertilizer dose (N:P:K) for fodder and fibre crops are
Quest. The C3 Plants are
Ans. Rice, Wheat, Barley, Pea, Gram, Mustard and Rye, Cotton, Arhar, Soybean, Sunflower, Lentil, Sugarbeet, Tomato etc.
Quest. The CAM Plants are
Ans. Pineapple, khajur, cactus, sisal.
Quest. The optimum temperature for better crop production is between
Ans.18 – 240 C
Quest. The weight of 1000 seeds of a crop?
Ans. Test weight
Quest. The weight of 100 seeds of a crop?
Ans. Seed Index
Quest. The net assimilation rate is express in terms of
Ans. g cm–2 day–1
Quest. Which of the following crop geometry ensures uniform solar radiation availability to crop?
Quest. Wavelength longer than ______ m/μ is not visible to the eye, and are called infrared
Quest. The development stage of a plant after which no further increase in dry matter occurs in the economic part is known as
Ans. Physiological maturity
Quest. Crops that are cultivated to catch the forthcoming season when main crop is failed?
Ans. Catch/Contingent Crops
Quest. A close-growing crop, grown primarily to improve and protect the soil from erosion through their ground-covering foliage and/or rootmats between periods of regular crop production?
Ans. Cover Crops
Quest. When both main and intercrop is benefited to each other?
Ans. Complementary Crops
Quest. The crops leave the field exhaustive after growing?
Ans. Exhaustive Crops
Quest. Any crop or combination of crops is grown for grazing or harvesting for immediate or future feeding to livestock?
Ans. Ley Crops
Quest. Such crops are grown to conserve the soil moisture through their ground-covering foliage?
Ans. Mulch Crops
Quest. The seed of succeeding crops is sown broadcast at 10 to 15 days before harvesting rice crop?
Ans. Paira/Utera Crops
Quest. Generally, the third row of the crop is removed or growing of crop in pair row and the third row is escaped with an object to conserve the soil moisture in Dryland areas?
Ans. Paired row Crops
Quest. Such cops are neither complementary nor competitive?
Ans. Supplementary Crops
Quest. Crops, those are grown to protect the main cash crop from a certain pest or several pests?
Ans. Trap Crops
Quest. Cereals are botanically
Quest. The more nutrient exhaustive family is
Ans. Poaceae (Graminae)
Quest. The non-conventional oilseed crop is
Quest. Two major commercial crops are
Ans. (i) Cotton (ii) Sugarcane
Quest. When both – main and intercrop is benefited to each other?
Ans. Complementary Crops
(II) Concept of Tillage
Quest. Who is the father of tillage?
Ans. Jethro Tull
Quest. The primary tillage implements are
Ans. Deshi plough, MB plough, Ridge plough, Disk plough etc.
Quest. The mechanical manipulation of the soil is k/s as
Quest. The good physical condition of soil after tillage is
Quest. The tillage operation mainly aims to break, open and turn the soil
Quest. The tillage referred as no tillage in which the crop is planted in unprepared soil
Ans. Zero tillage
Quest. The word ‘Zero tillage’ was termed by
Ans. Jethro Tull
Quest. A system of tillage in which organic residues are not inverted into the soil and used as a protective cover against erosion and evaporation losses of soil moisture?
Ans. Conservation tillage or stubble mulch tillage
Quest. Conservation tillage tends to encourage
Ans. Higher microbial population
Quest. The tillage implement used to break subsoil is
Ans. Chisel plough
Quest. Ridge plough is used for
Ans. Earthing-up and form ridges and furrows.
Quest. Star weeder is used for
Ans. Weeding in dry lands and groundnut fields
Quest. Disc plough is used for
Ans. Deep ploughing in grassed field
Quest. The secondary tillage implements are
Ans. Cultivator, Harrows, Hoe, Planker, Roller etc.
Quest. The optimum range of available soil moisture for convenient and effective plowing
Quest. An ideal condition of soil for crop growth?
Quest. Conventional tillage involves
Ans. Minimum tillage, Zero tillage, and Conservation tillage.
Quest. The tillage aims to reduce tillage to the minimum necessary for ensuring a good seed-bed, rapid germination, satisfactory stands and favourable growing condition?
Ans. Minimum tillage
Quest. Harrows are used for
Ans. Preparation of seedbed, destroy weeds
Quest. Mechanization index is found highest in
Ans. Wheat crop
Quest. The tillage operation, done to create a good seedbed for proper seeding/planting
Ans. Secondary tillage
(III) Field Crops
Quest. The botanical name and family of paddy
Ans. Oryza sativa, Poaceae
Quest. The botanical name and family of wheat
Ans. Triticum spp., Poaceae
Quest. The botanical name of maize is
Ans. Zea mays
Quest. Botanical name of sorghum is
Ans. Sorghum bicolor
Quest. The botanical name of two-rowed barley and Six rowed barley is
Ans. Hardium distichoum and Hardium vulgare, respectively.
Quest. Botanical name of Kabuli/White Chickpea?
Ans. Cicer kabulium
Quest. Botanical name of Desi/Brown Chickpea?
Ans. Cicer aeritinum
Quest. Early maturing pigeonpea/Arhar is
Ans. Cajanus cajan flavus
Quest. Latest botanical name of mung/Greengram is
Ans. Phasiolus aureus
Quest. Botanical name of Fieldpea
Ans. Pisum sativum var. arvense
Quest. Botanical name of Garden pea
Ans. Pisum sativum var. hartense
Quest. Latest botanical name of Urd/Blackgram is
Ans. Phasiolus mungo.
Quest. The botanical name of soybean is
Ans. Glycine max
Quest. The botanical name of sunflower
Ans. Helianthus annus
Quest. The botanical name of Brown/Indian mustard
Ans. Brassica juncea
Quest. The botanical name of sarson is
Ans. Brassica compestris
Quest. Bunch/Spanish/Erect type groundnut is
Ans. Arachis hypogea fastigate
Quest. Spreading/Verginia runner type groundnut is
Ans. Arachis hypogea procumbens
Quest. The botanical name and family of Flex/linseed is
Ans. Linum usitatisium, Linaceae
Quest. Indian/old world cottons are
Ans. Gossipium arborium, G. herbacium
Quest. American/new world cotton is
Ans. G. hirsutum
Quest. Egyptian cotton/sea island cotton is
Ans. G. barbadence
Quest. The botanical name of safflower
Ans. Carthamus tinctorius
Quest. The botanical name of white jute
Ans. Corchorus capsularis
Quest. The botanical name of tropical cane
Ans. Saccharum officinarum
Quest. The botanical name of berseem/Egyptian clover is
Ans. Trifolium alexandrinum
Quest. The botanical name of lucerne/Alfalfa is
Ans. Medicago sativa
Quest. The botanical name of oat crop is
Ans. Avena sativa
Quest. The botanical name of potato is
Ans. Solanum tuberosum
Quest. The origin place of potato is
Ans. South America (Peru)
Quest. The botanical name of tobacco is
Ans. Nicotiana tabacum