UAF Agronomy One Liner Questions for Entry Test Preparation Part-3

UAF Agronomy One Liner Questions for Entry Test Preparation Part-3
UAF Agronomy One Liner Questions for Entry Test Preparation Part-3

UAF Agronomy One Liner Questions. UAF Agronomy One Liner Questions for Post Graduate Entry Test Preparation. UAF Agronomy One Liner Questions for Entry test Preparation. UAF Agronomy One Liner Questions For M.Sc Discipline. UAF Agronomy One Liner Questions for Ph.D. Discipline.

StatementAnswer
Which method of irrigation is used in the rice field and in the salt affected soils_______________________?Basin
Mould board plough is…………………………….tillage implement.Primary
Seed lot of the large seeded crops should not exceed the___________________20000 kg
The permissible limit of the inert matter in the rice seed is___________________1.5percent
Wet tillage is example of the__________________Special type of tillage
The application of the irrigation with the help of a channel located at the upper reach of the field is ………..irrigation.Surface irrigation
Halophytes are the plants that survive to reproduce in the environments where NaCl concentration is ______________________≥200 mM
Cheopodium quinoa belongs to which type of the halophytes__________________Facultative
Membrane transport proteins for the Na influx under salinity stress are______________Both AtHKT1 and NSCC
Most of halopytes belong to the_______________Chenopodiacae
Halophytes constitutes about the world flora______________________1percent
Water and nutrient transport pathways across the roots are________________Apoplast and Symplast
Multicellular, more prominent in the structure and sunken extending out of the epidermis in the leaf surface for secretary cells are______________Salt glands
Trees and shrubs inhabiting the coasts and rivers of the tropical and subtropical areas forms_____________________Mangroves
Any environmental factor which reduces the plant growth and causes the physiological changes___________________Stress
Plant may become adapted to the environmental condition through the__________________Evolution
The phenomenal changes which enable plant to survive and maintain the limited growth in response to the stress is _____________________Adaptation
First line of the defense against drought is the_______________Decreased leaf area
Which one is the explain drought escape mechanism_________________Early flowering
Which plant tissue comprises of the 80-90 percent water__________________Herbaceous
Which one is the stress hormone____________________?ABA
Formation of the reactive oxygen species occurs_________________Chloroplast
Mitochondria
Lysisomes (All of these options are correct)
A more convenient and universal method to measure the ECe of deionized water to the soil is the____________extract ratio.1:5
Which one is inert, nonionic and virtually impermeable molecules used to induce the water stress________________________PEG
Major portion of the salt affected soils in the Pakistan________________Saline sodic
Mostly crop plants are screened for the salinity tolerance using the ionic ratio____________________Na+/K
10 mM NaCl is equal to ECe1 dSm-1
The ECe at which the growth starts to decline in response to the increasing salinity________________________Threshold
Screening large numbers of the genotypes for salinity tolerance under field makes it difficult due to the___________________Soil heterogeneity and erratic rainfall
Temporary rise in the temperature usually 10-15°C above ambient is considered the_______________________Heat stress
The characteristics of the saline sodic saline are___________________ECe ≥4 dS m-1, soluble Na+, Cl- and exchangeable Na+
The most convenient and the appropriate method with the control of nutrients supply for the salinity experiments___________________Nutrient solution
Which analytical device is used to measure the irrigation water salinity______________________?Electrical conductivity meter
ECe of the saturated extract paste provides information about the presence of______________________Total dissolved salts
The store house for the toxic ions_____________________Vacuole
The process which helps the plants to maintain the turgor, metabolic activities and protect the protein structures______________Osmotic adjustment
Primary active transport of the Na+, K+ and Cl- takes place through the________________Pumps
Sea water contains the more Na+ on the molar basis than K+______________50 times
During the photoinhibition, light damages the photosystem__________________PS-11
Despite similar physicochemical properties, which one is the accumulated in the high concentration in halophytes under the salinity__________________?Na+
Which one is the glycophyte______________?Arabidopsis
Phenomenon which changes solute content and the water potential of the cells without decrease in turgor________________________Osmotic adjustment
Herbaceous plants comprise the water contents_________________80-95 percent
Which vitamin has the whole sole physiological role to the quench free radical reactions______________?Vit E
Reactive oxygen species more active due to the___________________Singlet electron
Most of the plants cavitate at the water potential1 to -2 MPa
Linoleic acid is the________________Unsaturated fatty acid
Quadratic equation involves the following chemical composition in the salinity formulationNaCl, CaCl2, MgSO4, Na2SO4
The redox cycling of the ascorbate in chloroplast is________________Halliwell-Asada pathway
Which one act as the primary line of the defense against the oxidative stress_______________SOD
Antioxidants neutralize the free radicals by__________________Chain breaking mechanism and Removal of ROS initiators
During the lipid peroxidation, a hydrogen atom is removed from one of the carbon atoms in fatty acid chain forming the water molecule and the carbon atom with an unpaired electron_________________OH
Which model explains that indirect effect of the osmotic stress of the salinity is rapid and reduces the shoot growth__________________?Bi-phasic
The transporters involved in the Na+ efflux and the vacuolar compartmentation­­­­­­­­­­­­­­­­­­­­­­_____________Both SOS1 and NHX1
In dry land farming the rainfall (mm)__________________<800
In rainfed farming the growing season is the………………….. days<200
Common constraint in the dry land and the rain fed farming is______________Wind erosion
There are three types of Agriculture possible in the dry land areas__________________Crop production, Animal Husbandry with pasture management, Agro forestry
Measures for the counteracting aberrant weather are ……………..Thinning, urea spray, lifesaving irrigation
Which one is feature of the water shed management program________________Forestry and development of pasture
Stomata closing type anti Tran spirants is the…………………..Phenyl mercuric acetate
Agronomic researches must be problem based for the dry land agriculture, so problem areas have been divided into the ………………..Highly undulating lands, Marginal lands, Diara land and leveled lands
Which one is not the aim of the Agro forestry system________________?Intercultural management system
Which one is not the aberration in rainfall……………….Run off of rain water
Adverse effect of the moisture stress should be mitigated to avoid the total crop failure by________________Ratooning/thinning/mulching/weed control/water harvesting
Food crops are grown in the alleys formed by the hedge rows of trees or shrubs in the arable lands is___________________Hedge row intercropping
The term…………..is applicable to all the classes of the land to generate assured income with the minimum risk through the efficient use of the available resources_____________________Alternate land use system
Which are the three types of the alley systems_____________?Forage-alley cropping, Forage cum mulch, Forage cum pole
A rotation system which includes the pasture for the grazing and the conservation known as…………..farmingMixed
Agri silivi pasture consists of the……………………Crops/trees/pasture/animals
……………..type of the water harvesting technique is practiced in the light soils where the annual rainfall is less than the 400 mmInter row
Large area is planted with the selected species of the trees suitable for fuel, wood or industrial use is……………………..Block culture
A loose friable, airy, powdery and crumbly condition of the soil with the optimum moisture content for working and the seed germination is………………………..Tilth
Deepest operations performed during the period between the two crops is………………….Primary Tillage
For reclamation of the saline soils ground water should be maintained ………………..below soil surface.< 2m
On light sloppy soils, small depressions are formed over the surface of the bare fields after the heavy shower of the rainfall known as…………………….Rill Erosion
In case of the lined canals seepage losses varies from the……………………5-15%
From watersheds of the Pakistan…………………thousand tons soils per square km is eroded annually.2-4
The practice of the growing different crops in field in the alternate double rows or triple rows is……………………Strip Cropping
A deterioration of the structure leading to more compact and sticky top soil results in the soils with groundwater depth is…………………….< 60 cm
Waterlogged soil, with the ………………….percent moisture requires about the…………….times more heat to warm up than the dry soil.50percent, 2.5 times
A system that receives the excess water directly from farm & fields and conveys it to main drainage system is………………………………Field Drainage
………………………..is the quickest method of the removing excess water from the deeper depths of the soil.Vertical Drainage
Latest system for controlling the high water table is……………………Pipe Drainage
It is also preferable not to construct contour bunds in the shallow soils of the………………..depth.< 7.5 cm
Small bunds constructed with the slope of the………..in order to dispose excess water through the graded channels which leads to the depressed area.0.3 to 0.5%
In the clay soils, for the four hectare farm, the size of the farm pound may be the……….with a depth of the…………….20 × 20 m and 3.0 m
For in situ moisture conservation, the practice of the tie ridging can be done at the definite interval minimum of the……….and they will act as barrier.3.0 m
In low rainfall areas dominant rabi crop is the……………….Gram
Ideal shelterbelt should have at least the………… % wind permeability as to avoid turbulent wind on the other side.40 to 60
Growing of the crops in the strips with the aim to control the wind and water erosion is practiced on the soils having slope of ……………………….percent.7 to 12 percent
Cultivating crops in the strips of uniform width across the general slope is…………………………Field Strip Cropping
Successive rotation of the exhaustive crops requires the………..Intensive Tillage
In light textured soils of the arid and semi arid lands……..and……. cause extensive damage to the emerging seedlings.White grubs and Termites
For the irrigated agriculture soil aggregates size……….are necessary.< 5 mm
Tillage operation in the soil is not inverted is……………..Subsoil Tillage
All of these implements used for the puddling except the……………….Turn Wrest Plough
In Punjab the dry land farming is practiced in the……………Attock Chakwal
Dry land farming millets and the sorghum may be followed by the………………Chick pea
…………………area of the field is recommended for establishing the terraces.1/3rd
UAF Agronomy One Liner Questions

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Agronomy One Liner Questions for UAF Entry Test Preparation Part-2

Agronomy One Liner Questions for UAF Entry Test Preparation Part-2

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