- The seed rate of Sorghum is 12-15 kg/ha.
- The seed rate of Spreading Type Groundnut Varieties is 80-100 kg/ha.
- The seed rate of Timely Sown Wheat is 100-125 kg/ha.
- The seed rate of Tobacco is 2.5 to 3.0 kg/ha.
- The seed rate of Watermelon is 3.5-5 kg/ha.
- The seed rate of Mung Bean is 12-15 kg/ha.
- The seed rate of Cluster Bean is 30-40 kg/ha.
- The mutant varieties of Tobacco are Jayshri and Bhavya.
- Trypsin Inhibitors are found in Pigeonpea and Cowpea.
- Senescence is delayed by Cytokinin.
- The scolid wasp Compsomeriella collaris parasites the grubs of Leucopholis coneophora.
- The secondary tillage implements include Cultivator, Harrows, Hoe, Planker, Roller, etc.
- Azhukal (Capsule Rot) disease of cardamom is caused by Phytophthora spp..
- The seeds of succeeding crops are sown broadcast 10 to 15 days before harvesting rice crop as Paira/Utera Crops.
- Panama Wilt in banana is caused by Fusarium oxysporum.
- The seed rate for Early Sown Chickpea is 75-80 kg/ha.
- The seed rate for Transplanted Paddy Crop is 50-60 kg/ha.
- The seed rate of Barley is 75-80 kg/ha.
- The seed rate of Berseem is 25-30 kg/ha.
- The seed rate of Bunch Type Groundnut Varieties is 100-120 kg/ha.
- The seed rate of Jute per hectare is 8-10 kg/ha.
- The seed rate of Late Sown Wheat is 125-150 kg/ha.
- The seed rate of Lucerne is 20-25 kg/ha.
- The soil having more than 30% organic matter is placed in Histosol.
- The soil with a particle density (PD) of 2.50 g/cc and bulk density (BD) of 1.25 g/cc will have 50% porosity.
- The soil structure usually found in surface soils with high organic matter content is Granular & Crumb.
- The soil type seen at or below Mean Sea Level frequently influenced by flooding and resultant water stagnation is Kari soil.
- The soil, air, and seed-borne disease of wheat is Kernal Bunt (Neovossia indica).
- The soil with a pH < 4.0 is referred to as Cat soil.
- The solanine content present in potato is 5 mg/100 gm of potato.
- The shelling percentage in bunch type groundnut is 75%.
- The solution made by dissolving salt (NaOH) in water is called a Brine solution.
- The sour taste in the leaves of chickpea is due to the presence of Maleic and Oxalic acid.
- The source of energy for all plants is the Sun.
- The sowing of one crop just before the harvesting of the previous crop is called Relay cropping.
- The serious disease of papaya is Damping Off.
- The shelling percentage of wheat is 60%.
- The short duration varieties of potato are Kufri Alankar, Kufri Chandramukhi, Kufri Bahar, Kufri Jyoti, etc.
- The simplest experimental design is Complete Randomized Design (CRD).
- The simplest system of fruit planting is the Square System.
- The simplest way of adaptation of plants to drought is Evasion.
- The single borne rose species is Hybrid Tea.
- The sites of Vernalization are Apical Buds/Growing Point.
- The slow rate of decay of plant residues in swampy areas is due to a lack of O2.
- The smell of soil after a fresh shower is due to Actinomycetes.
- The soil-borne disease of rice is Rhizoctonia oryzae (Sheath Blight of Rice).
- The soil deficient in nitrogen content is Black Soil.
- The soil depth from which the crop extracts most of the water needed for meeting the consumptive use requirement is called the Effective Root Zone Depth.
- The state which consumes the highest quantity of pesticide is Uttar Pradesh.
- The stem of sedges has a Triangular shape.
- The Stevenson’s screen, which is used to measure atmospheric temperature, has as many thermometers as Four.
- The stout yellowish-brown hairy caterpillar infesting drumstick is Taragama.
- The strains of lac insect used for cultivation are Kusmi and Rangeeni.
- The structure of the atmosphere is divided on the basis of Vertical Temperature Difference.
- The study of the envelope of air surrounding the planet and of the phenomena associated with the atmosphere is called Meteorology.
- The study of interactions between living organisms and the environment is called Ecology.
- The study of soil in relation to its nutrients is known as Edaphology.
- The study of soil in relation to its taxonomy is known as Pedology.
- The study of the interrelationships between a given pathogen, its host, and environment is called Plant Disease Epidemiology.
- The sowing time of late maturing pigeon pea is 1st week of July.
- The spacing maintained in field pea is 30 cm x 5-7 cm.
- The stage of DNA synthesis in mitosis is Interphase.
- The standard atmospheric pressure at sea level is 1013 mb.
- The standard method of seed moisture estimation is the Oven Dry Method.
- The state having the highest density of population is West Bengal.