Agronomy One Liner Questions for Agriculture Jobs. Preparation for Agriculture Officer, Agricultural/Cotton Inspector, Agronomist, Research Officer, Banks test, Water management Officer and all other agri jobs

Question	Answer
CLCV stands for	cotton leaf curl virus
Low soil pH is an indication of	High Mg and Ca
The soil has got	Seven horizons
Sunflower is an allelopathic crop to many	Weeds
Effects of the allelopathic compound in the life cycle of plants cause inhibition of	seed germination
A treeless arctic plan is called as	Tundra
The prescribed germination percentage of the foundation seed of ground nut is	85
The number of crops grown on the same piece of land in a year and expressed in percentage is known as	Cropping index
The contribution of agriculture to the GDP of the country is	25%
Electrolytes leakage is found greater in	HD grains
Part of the embryonic axis which develops into the root is called	Radicle
Gassypium herbaceum originated in	South Mexico and Central America
The vegetation found in high-altitude mountains is	Alpine vegetation
Gassypium arborium is	Diploid
The ratio of economic yield to biological yield expressed in percentage is called	Harvest index
A process in which most of the organisms are killed is known as	Sterilization
2,4-d is a synthetic herbicide derived from	Auxins
The progeny of the nucleus seed is called	Breeder seed
Air contains	78% nitrogen
When the course of water is blocked at some places if is called	Headworks
The application of fertilizer nutrients in proportions best suited to the needs of the crop is called	Balanced fertilization
The series of transformations which a nutrient undergoes in the biosphere before returning to its original formation is called	Nutrient cycle
The amount of water required to rise a crop to maturity within a given period of time is called	Crop Water requirement
Who described the method of estimating seed vigour on the basis of the colour intensity of stained seed?	Kittock and Law (1969)
Tillage is a field operation which helps in cutting, loosening and inverting the soil for	Irrigation
Controlled runoff, water supplies, irrigation and soil fertility are called as	Catchment protection
Delta pine variety of cotton was imported into Pakistan in the year	1970
The progeny of the nucleus seed is called	Breeder seed
In wheat total crop P uptake per ton of gram is about	2-3Kg
The use of tetrazolium staining for the assessment of seed quality was suggested by	Moore (1973)
Hybrid seeds are developed because they	Produce better crops, Provide greater vigour and Are more uniform
In rice, high silicon content, in the shoot confers resistance to	Stem borer
One of the plants introduced from the new world to the old world is	Potato
The given-off water vapours from the surface of leaves are called	Transpiration
Fumigating and warming soil by covering it with black plastic is called	Soil solarization
APTMA stands for	All Pakistan textile mills association
In the country’s GDP, the cotton accounts for	2%
Growing more than one crop in a season in the same land is called	Intensive cropping
The root of the cotton plant goes up to a depth of	4-6 ft
IPM stands for	Integrated pest management
the enzyme responsible for biological nitrogen fixation is	Nitrogenase
A region with an annual rainfall of fewer than 10 inches comes under	And climate
Solar energy emitted by the sun reaches the earth’s surface absorbed and returned back in the form of	Infrared radiation
A method of estimating seed vigour on the basis of the colour intensity o the stained seeds was described by	Kittock and Law (1963)
Among the important greenhouse gases, two are found in higher concentration	Methane and carbon mono oxide
Gassypium hirsutum is	Tetraploid
What is SAZDA	Sindhi Arid Zone Development Authority
Fertilizer application before seed sowing is called	Basal application
Gaseous loss of a substance from the soil or from fertilizer or manure is called	Volatilization
A condition of green plants in which they become unhealthy and pale yellow in colour is known as	Chlorosis
Agro-ecological regions of Sindh are	4
What is catchment	An area that drains into the pond
Removal of cellular water followed by shrinkage of protoplasm is due to	Plasmolysis
The cotton plant has a mode of germination	Indeterminate type of growth
The Cotton plant belongs to the family.	Malvaceae
The depth of irrigation water required for the full crop period is called	Delta of water
One of the following insect act as a vector for CLCV	Whitefly
The green revolution came into being due to the evolution of	Wheat varieties
Among the cotton-exporting countries, the number of America is	1
The major source of foreign exchange earnings is	Cotton
Initial vegetation that invades and occupies the area is called	Pioneer
Narcotic crops mainly grown in Pakistan is	Tobacco
The ratio of the actual cultivated’ area to the total farm area over the year is called	Cropping intensity
In pulses, for the production of a nucleus seed, we require a minimum of	500 plant progenies
Water courses are lined to avoid	Seepage
The drip method of irrigation is not suitable to close spaced crops because	High cost of pipes
Natural water as pH equal to	1
Plants which grow in the dry region are	Xerophytes
Which one of the following is a major fibre crop of Pakistan?	Cotton
The practice of producing two successive crops of the same species from the same piece of land in one year is called	Doubling cropping
The geographical area of Pakistan in million hectares is	80
Due to phosphorus deficiency in plants	Roots do not develop properly, Plants mature late and Poor flowering and fruit selling occurs
Who described? the use of tetrazolium for assessing, seed quality and the basis of topographical patterns	Moore (1973)
In Bindi, the production of foundation seed needs an isolation distance of	200 meters
The negative logarithm of the hydrogen ion concentration, a measure of the acidity of a solution is called	pH
Conducting experiments in glasses is called	Invitro
In B.T cotton B.T. stands for	Bacillus thuringensis
The herb plants have	Non-woody stem
Seed leachate conductivity is significantly higher in seeds having	Lower shoot weight
The productive branches of cotton are called	Sympodial branches
The seed rate of cotton per acre is	5-6 kg
Allclopatluc interactions in general and the allelochemicals, in particular, are viewed as an important tools for	Weed and pest management
In pulses, limiting amino acids are	Tryptophan
Auxins and cytokinins are	Growth regulators
The hot desert has a mean annual temperature of	30°C
Who gave the formula for the speed of germination	Maguire (1962)
Zinc deficiency is generally observed in	Rice
The highly decomposed stage of organic matter is called	Humus
Bacillus thuringensis season cotton is a	Bacteria
Raising only one crop in a year, when there is a seasonal supply of water is called	Monocropping
Penetrometer are used for measuring	Soil tilth depth
In the fanning system cultivation of two or more crops is known as	Multiple cropping
Among the cotton-exporting countries, the number of Pakistan is	3rd
The living together of two or more species in a prolonged and intimate ecological relationship is called	Symbiosis
The systematic arrangement of soil into groups or categories is called	Classification
A foreign variety that is directly recommended for commercial cultivation is called	Exotic variety
The climates of Sindh province comes under	Subtropical
The first ginning machine was invented in	1793 AD
Mesophytes are grown in	Moist places
When one set of vegetation follows the oilier set of vegetation with the passage of time is known as	Succession
EC of saline soil is equal to or greater than	4
In China, cotton was cultivated as a crop.	4th century AD
genetic purity of the seed is determined by	Grow out test
Breeders seed production is taken up from the nucleus seed B and A lines are pollinated in an isolation of 1 Km in a ratio of	1:4
Crop rotation means growing	Growing different crops
Organic farming is a copping system in which	Fertilizers and pesticides are not used
Partially decomposed organic matter is termed as	Compost
Better crop establishment especially for direct-seeded rice can be obtained by using	High-density grain
The K is predominantly in	Straw
Generally, field crops are cultivated at an altitude	02000 ft
The movement of water in the soil profile is known as	Percolation
Green vegetables are the source of	Folate
The diversity of animals and crop species in different ecosystems is called as	Biodiversity
Root nodules in plants help in	Nitrogen fixation
The role of boron and zinc has been recognized in crop	Rice
The crops which are grown to reduce soil erosion and natural losses by leaching is known as	Cover crops
Cotton the ginning machine was invented by	Withey
Cultivation of the same crop year after year is called	Monocropping
Integrated pest management involves	Chemical, cultural, and biological method
A method of control of pests in which natural predators and parasites are used without causing serious adverse environmental side effects is called	IPM
Hot with a cool winter in	Subtropical
High-density grains are found mostly at	Top of panicle
CCRI stands for	Central cotton research institute
A. income farm where the operator is producing primarily his family’s needs rather than for sale is called	Subsistence farming
What do you mean by WTO	World trade organization
Oka (1975) has suggested that me population size suitable for maintenance and seed production of a commercial crop of a self-pollinated species should be	300 plants
The actual amount of H2O present in the air is called	Absolute humidity
In cotton the recommended R x R distance is	75 cm
Fertilizer requirements of wheat under medium loamy soil is	136-85 NP kg/ha
On the basis of a cotton-cultivated area which one of the following countries occupies the first position?	India
The equipment used for separating, cleaning and grading small seeds from the given sample is	Seed sorter
Which one of the following constitutes the best defamation of fruit	Fruit is a mature ovary that contains the seed
The percentage of area irrigated by a cusec of water during the season is called	Intensity
Pulling of off-type plants from a cropped field is called	Rouging
In 1992-93 the greatest decrease in the production of cotton was due to the attack of	CLCV
The experimental design which controls fertility levels in two directions is known as	LSD
The best soil for cotton cultivation is	Clay loam soil
The seed dormancy of rice seeds can be broken by putting them into the oven at	53°c for 6 hrs
In Sunflower, the production of foundation seed requires an isolation distance of	400 meters
Barani Agriculture institute is located at	Chakwal
Who gave the formula for the coefficient of the velocity of germination?	Kotowski (1926)
Azolla which fixes nitrogen in the rice field is	Ferm
The maximum working depth of the disc plough is	300 mm
The crop which is cultivated for grain purposes are called	Cereal crops
Sugar beet belongs to the family?	Chenopodiaceae
Seeds of wheat, paddy and maize showed a positive correlation between germination (%) and viability (%) as determined by	Tz test
Organisms which are genetically modified are called	Transgenic organisms
The significance of difference among several means is tested with the level of	F-test
The total dry matter produced by a plant as resulting photosynthesis is called	Biological yield
The Indus river is one of the longest rivers of Asia measuring about	2900 Km
In which province is the only source of income is livestock grazing in range lands	Balochistan
The main reason behind the shedding of flowers in cotton is	High temperature
The potential means of enhancing productivity is	Quality of seeds
In 1991-92 the record production of cotton in Pakistan was	12800,000 bales
The plants which grow on stream banks are	Pheritophytes
The transport of a substance across a biological membrane against a concentration gradient is called	Active transport
The critical stages in cotton is	Flowering
The control and preservation of natural resources For present and future use is	Conservation
The oxygen concentration in the air is	21%
Mg in plants acts as	Enzyme activator
The technical name of janter is	Sesbania sesban
Excess of nitrogen to plants causes	Delay in ripening
One rooting hormone occurring naturally in plants is	Indole butyric
The substance that an enzyme acts upon is known as	Substrate
A precise assessment of pest pressure to evaluate Economic risk from pest infestations is called	Crop scouting
The value of regression and correlation is the same when the correlation between two variables is	Perfect
The ratio of treatment variance to error variance is known as	F-value
Soil water in excess of hygroscopic and capillary water which moves downward through the soil by the force of gravity is called	Gravitational water
A gas produced by the anaerobic decomposition of organic compounds is called	Methane
On the basis of the yield of cotton per hectare which of the following country occupies the first position?	Australia
Field capacity and permanent wilting point are different and indifferent	Soils
The Indus basin irrigation system has	19 Barrages
Hyderabad district area is in	Thai range area
The genus of cotton is	Gassypium
Allelopathy is an important component in the development of future integrated strategies for	Weed management
A crop grown on residual moisture after harvesting rice is called	Ratoon crop
The plants which, grow neither in dry nor in wet conditions are	Mesophytes
Allelopathy interaction between plants plays a crucial role in	Ecosystems
Allelocliemicals may enter the soil through the process of	Root exudation
The use of linear measurements of plumule growth as a vigour test was first suggested by	Germ (1949)
Plants adapted to arid regions are	Xerophytes
Sowing seed without any tillage in the soil is called	Zero tillage
In wheat, the production of certified seed needs an isolation distance of	3 Meters
N mineralization is affected by soil pH	Above 6
The control and preservation of natural resources for present and future use is called	Conservation
Accumulation of transported material A to B horizon is known as	illuviation
The harmful influence of one living plant on another living plant by the secretion of a toxic substance is called	Allelopathy
The ratio of the actual cultivated area to the total farm area over a year is called	Cropping intensity
Resistance of plants to a living organism is called	Biotic resistance
International Institute for Tropical Agriculture is located at	Mexico
Weedicides that kill the foliage of weeds by direct contact are as	Paraquat
Tensiometer is used for measuring	Soil moisture
The wearing away of the land surface by wind, water, ice or other geological agent is called	Erosion
Foliar application of nitrogen means applying nitrogen in solution form to	Leaves
Very hot and winterless condition is	Tropical
The mutual association between fungi and the roots of plants is known as	Mycorrhizae
Plants that can tolerate drought are	Xerophytes
Organisms which feed on dead and decaying organisms are called as	Saprophytes
genetic purity is assessed through	Germination
A good source of vegetable protein is	Pulses
In Pakistan, the total length of the canal system exceeds	58000 Km
A region with an annual rainfall of fewer than 10 inches comes under	Semi-arid climate
Who gave the formula for mean germination time?	Nicolls &Heydecker (1968)
Breeder seed is the progeny of	Nucleus seed
Primary air pollution is	SO
Abnormal seeding growth in rice is more closely related to	LD grains
In wheat total crop N uptake per ton of grain is about	15-20 Kg
PASSCO stands for?	PASSCO stands for Pakistan Agricultural Storage & Services Corporation
Plants having no defined limits of the vegetative and reproductive element is called	Indeterminate growth
Simple plains that lack photosynthesis pigments are called as	Fungi
On the basis of the yield of cotton per hectare which of the following country occupies the second position	Turkey
The condition of drying of plant parts due to lack of water is called	Wilting
The deficient level of N(%) in plants suggested by various workers is	<1%
The Delta of water for the cotton crop is?	25-acre inches
A long severe winter and short summer are called?	Arctic
Root nodules in plant help in?	Nitrogen fixation
The severe salinity problem has taken lands out of production as?	10%
The branch of Science which deals cultivation of land is called?	Agriculture
The contact herbicides are less effective to?	Perennial plants
Pakistan has a total forest area of about_?	12 million ha
the layer of the atmosphere which blocks ultraviolet radiation from the sun is?	Ozone
Certification is not required for?	Breeder seed
Gassypium barbadense originated in?	Central and South America
Hitting the seed with force against a hard surface to break seed dormancy is called?	Impaction
Which is the most important cereal crop in the temperature region?	Wheat
Root rot of cotton is a?	Fungal disease
Leguminous plants are important in agriculture because?	Help in the nitrogen economy of nature
The ratio of crop yield to the amount of water utilized is called?	Crop water use efficiency
The management of kind by planting a series of crops and pastures or following to maximize production with sustaining land quality is called?	Crop rotation
Cotton plant has a mode of germination?	Epigeal germination
Two much Mg may create deficiency for?	N
The higher leachate conductivity is associated with?	Immature seed?
Seed bag labelled with white colour indicates?	Basic seed
The lowest pest population that will cause economic damage is called_?	Economic threshold
The critical factor for crop production is?	Pure seed
There is__?	43560 Sq ft in an acre
Removal of branches for forage is?	Lopping
Plants grown in the dry region are?	Xerophytes
A warm summer and pronounced winter are called?	Temperature
AZR1 is?	Arid zone research institute
Cotton plants belong to one of the following categories?	C3 plant
On the basis of season cotton is a?	Kharif crop
Wheat is predominantly?	Self-pollinated crop
Seed dormancy of nee seeds can be successfully broken by heat treatment at?	50°c for 3-7 days
Melilotus alba is an objectional weed of?	Methi
England cotton was imported from the time in?	1430 AD
The environment where an organism lives is?	Habitat
A pasturing system that allows short periods of heavy use followed by recovery, the period is called?	Rotational grazing
Seeds which dried at low moisture contents and stored at low temperatures without losing their viability are?	Orthodox seeds

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