One-Liner Question Bank For Agriculture

ONE-LINE(R) QUESTION BANK FOR AGRICULTURE

Agronomy

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.

Ans. Agronomy

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

Ans. June-July

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

Ans. 4:2:1

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

Ans.3:2:1

Quest. The recommended fertilizer dose (N:P:K) for fodder and fibre crops are

Ans. 2:1:4

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?

Ans. Square

Quest. Wavelength longer than ______ m/μ is not visible to the eye, and are called infrared

Ans.750

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

Ans. Caryopsis

Quest. The more nutrient exhaustive family is

Ans. Poaceae (Graminae)

Quest. The non-conventional oilseed crop is

Ans. Sunflower

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

Ans. Tillage

Quest. The good physical condition of soil after tillage is

Ans. Tilth

Quest. The tillage operation mainly aims to break, open and turn the soil

Ans. Primary/tillage

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

Ans.50-75%

Quest. An ideal condition of soil for crop growth?

Ans. Seed-bed

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