- The basis of farm budgeting is cost-benefit analysis.
- The best agricultural soil structure is crumby/spheroidal.
- The best agricultural texture is loam.
- The best combiner variety of tomato is Pusa Rubi.
- The best fertilizer for top dressing in rice is ammonium sulfate.
- The best measure of dispersion is standard deviation (SD).
- The best measure of central tendency is the arithmetic mean (AM).
- The best media to communicate with farmers and village people is puppets.
- The best planting material for pineapple is suckers.
- The best soil for the cultivation of cotton is black cotton soil.
- The term vernalization was given by Lysenko.
- The best-suited variety of tomato for drought conditions is Arka Vikas.
- The best system of rice culture is transplanting.
- The average yield of safflower in India is 18-20 qt/ha.
- The average yield of soybean in India is 20-25 qt/ha.
- The average yield of sunflower in India is 20-30 qt/ha.
- The average yield of Urd in India is 10-12 qt/ha.
- Banana is commonly known as Adam’s fig and the tree of paradise.
- The bank that credits marginal, small, and agricultural laborers is RRB (1975).
- The base of the food chain in the ocean is phytoplankton.
- The basic principle of demonstration is learning by seeing and doing.
- The basic principle of extension education is helping those who help themselves.
- The red and purple color of maize leaves is due to phosphorus deficiency.
- The size of Thomson seedless grape is increased by the application of the hormone GA3.
- The basic unit of civilization is the family.
- The basic unit of rural society is the village.
- The botanical name of oat crop is Avena sativa.
- The botanical name of pomegranate is Punica granatum.
- The botanical name of potato is Solanum tuberosum.
- The botanical name of safflower is Carthamus tinctorius.
- The botanical name of sarson is Brassica campestris.
- The botanical name of soybean is Glycine max.
- The botanical name of sunflower is Helianthus annuus.
- The botanical name of Sweet Orange is Citrus sinensis.
- The botanical name of tobacco is Nicotiana tabacum.
- The botanical name of tropical cane is Saccharum officinarum.
- The botanical name of white jute is Corchorus capsularis.
- The branch of science in which the collection and interpretation of information about a target without being in physical contact with it is Remote Sensing.
- The bred wheat is T. aestivum (2n= 42).
- Photoperiodism concept was given by Gardener & Allard in 1920.
- The blast resistant varieties of rice are Tulsi and IR64.
- The botanical name and family of linseed is Linum usitatissimum, Linaceae.
- The botanical name and family of paddy is Oryza sativa, Poaceae.
- The botanical name and family of wheat is Triticum spp., Poaceae.
- The botanical name of acid lime is Citrus aurantifolia.
- The botanical name of berseem is Trifolium alexandrinum.
- The botanical name of Brown/Indian mustard is Brassica juncea.
- The botanical name of cauliflower is Brassica oleracea var. botrytis.
- The botanical name of chili is Capsicum annuum.
- The botanical name of guava is Psidium guajava.
- The botanical name of hollyhock is Althea rosea.
- The botanical name of lucerne is Medicago sativa.
- The botanical name of maize is Zea mays.
- The botanical name of mango is Mangifera indica.
- The causal organism of Black/stem rust of wheat is Puccinia graminis tritici.
- The causal organism of brown spot of rice is Helminthosporium oryzae.
- The causal organism of Brown/orange/leaf rust of wheat is Puccinia recondita.
- The causal organism of collar rot disease of wheat is Aspergillus niger.
- The causal organism of covered smut of barley is Ustilago hordei.
- The causal organism of Grain Smut of sorghum is Sphacelotheca sorghi.
- The causal organism of Head Smut of sorghum is Sphacelotheca reilian.
- The causal organism of Phyllody disease of sesame is MLO (Mycoplasma-like organism).
- The causal organism of sugarcane smut is Ustilago citrini.
- The causal organism of Yellow/strip rust is Puccinia striiformis.
- The cause of most of the gaseous interchange in soil is Diffusion.
- The cause of pungency in chili is Capsicin.
- The brown spot of rice is an externally seed-borne disease.
- The C ratio of the soil is fairly constant between 10:1 to 12:1.
- The C/N ratio in the organic matter of furrow slice (upper 15 cm) of arable soils commonly ranges from 8:1 to 15:1.
- The C3 plants include rice, wheat, barley, pea, gram, mustard, rye, cotton, arhar, soybean, sunflower, lentil, sugarbeet, tomato, etc.
- The C4 plants include maize, sorghum, bajra, sugarcane, and millets.
- The CAM plants include pineapple, date palm (khajur), cactus, and sisal.
- The capacity of the soil to change its shape under moist conditions is Soil Plasticity.
- The capacity of the soil to produce plants under a specified program of management is expressed in terms of yields as Soil Productivity.
- The carbon dioxide content in soil air usually increases and the oxygen content decreases with soil depth.
- Leaf area index was given by Watson in 1947.
- The causal organism of Anthracnose/Pod blight of soybean is Colletotrichum truncatum.
- The chemical used for inducing flowering in pineapple is Ethrel and NAA.
- The chemicals most commonly found in acid precipitation are Sulphuric acid and nitric acid.
- The chemicals used for sett treatment of sugarcane are Agallal and Areton.
- The chemicals used to check transpiration losses of water are Antitranspirants.
- The chief excretory organ in insects is Malpighian tubules.
- The chief greenhouse gases are CO2 and CH4.
- The chromosome number of paddy is 2n = 24.
- Growth retardants include Cycocel (CCC).
- The class of seed which is not subjected to seed certification is Breeder seed.