Topic - Fertilizer
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Plant Physiology Important Que For Jet / Pre-Pg
~ Theory of evolution was given by: Charles Darwin.
~ Photo-respiration is: Energy spending process.
~ Mass flow is affected by: Transpiration.
~ Conversion of fat to sugar occurs in: Glyoxysomes.
~ Photorespiration occurs in: Chloroplast.
~ Photosynthesis is an: Oxidation -Reduction process.
~ Photo system II is absent in: C4plants.
~ Conversion of fat into carbohydrate is in: Glyoxylate cycle.
~ Precursor of IAA is: Tryptophan.
~ Father of plant physiology is: Stephen hales.
~ Cobalt as a constituent of: Vit. B12
~ Law of tolerance introduced by: Shelford.
~ Glycolysis occurs in the part of cell: Cytoplasm
~ Krebs cycle & ETC occurs in: Mitochondria
~ Final product of Glycolysis is: Pyruvate.
~ Light or hill reaction takes place in: Grana of chloroplast.
~ Dark reaction or Calvin cycle takes place in: Stroma of chloroplast.
~ Most abundant protein in the world: Rubisco.
~ One molecule of glucose is produced: 686 Kcal.
~ Highest water use efficiency order: CAM> C4>C3.
~ Kranz type leaf anatomy found in: C4 plants.
~ Calvin cycle & hatch- slack occurs in: Chloroplast.
~ Photosynthetic rate highest in: C4 plants.
~ Glucose is a type of sugar: Monosaccharide.
~ Sugar which is sweetest among all sugars: Fructose.
~ Examples of disaccharides are: Maltose, lactose, sucrose.
~ Non reducing sugar: Sucrose.
~ Sugar found in gernminating seeds: Maltose.
~ Lactose (milk sugar) is a combination: Glucose + Galactose
~ Term protein was coined by: Moulder in 1840
~ The term enzyme was coined by: W. Kutins
~ Lock & key model was proposed by: Fisher
~ Term vitamin was proposed by: Funk
~ Bond that joins amino acids: Carboxyl.
Topic - Anti-transpirants
Anti-transpirants
Antitranspirants are the materials or chemicals which decrease the water loss from plant leaves by reducing the size and number of stomata. Nearly 99 per cent of the water absorbed by the plant is lost in transpiration. Antiranspirants and is any natural applied to transpiring plant surfaces for reducing water loss from the plant.
There are of four types.
1. Stomatal closing type: Most of the Tran spirants occur through the stomata on the leaf surface. Some fungicides like phenyl mercuric acetate (PMA) and herbicides like Atrazine in low concentration serve as antitranspirants by inducing stomatal closing. These might reduce the photosynthesis. PMA was found to decrease transpiration than photosynthesis.
2. Film forming type: Plastic and waxy material which form a thin film on the leaf surface and result into physical barrier. For example ethyl alcohol. It reduces photosynthesis Eg. Tag 9, S – 789 foliate.
3. Reflectance type: They are white materials which form a coating on the leaves and increase the leaf reflectance (albedo). By reflecting the radiation, vapour pressure gradient and thus reduce transpiration. Application of 5 percent kaolin spray reduces transpiration losses. Eg. Diatomaceous earth product (Celite), hydrated lime, calcium carbonate, magnesium carbonate, zincs sulphate etc.
4. Growth retardant: These chemicals reduce shoot growth and increase root growth and thus enable the plants to resist drought. They may also induce stomatal closure. Cycocel is useful for improving water status of the plant.
Topic - Seed rate of agriculture crops
• Rice Transplanting 40kg/ha
• Rice Broadcasting 100kg/ha
• Rice Drilling 60kg/ha
• Rice Dibbling 80-90kg/ha
• Rice Depog 1.5-3kg/ha
• Rice Hybrid 12-15kg/ha
• Rice SRI 5-6kg/ha
• Wheat 100-125kg/ha
• Wheat Late Sowing 125kg/ha
• Wheat Hybrid 60-70kg/ha
• wheat by dibbler 25-30 kg/ha
• Barley 100kg/ha
• Barley Late Sowing 125kg/ha
• Maize Composite 18-20kg/ha
• Maize Hybrid 20-25kg/ha
• Maize Fodder 40-60kg/ha
• Sorghum 12-15kg/ha
• Sorghum Fodder 20-30kg/ha
• Pearlmillet 4-5kg/ha
• Pearlmillet Fodder 20-30kg/ha
• Gram 75-80kg/ha
• Pigeonpea 12-15kg/ha
• Moong Kharif 12-15kg/ha
• Moong Spring 20-25kg/ha
• Urd Kharif 12-15kg/ha
• Urd Spring 20-25kg/ha
• Field pea 75-80kg/ha
• Cowpea 20-25kg/ha
• Sunhemp 20-25kg/ha
• Groundnut Bunch 100-120kg/ha
• Groundnut Spreading 80-100kg/ha
• Mustard 4-6kg/ha
• Linseed Small 15-20kg/ha
• Linseed Large 25-30kg/ha
• Soybean 75-80kg/ha
• American Cotton 15-20kg/ha
• Cotton Desi 12-15kg/ha
• Cotton Hybrid 2kg/ha
• Bt.Cotton 1.5kg/ha
• Sunflower 6-7kg/ha
• Sunflower Hybrids 4-5kg/ha
• Rapseed and Mustard Pure 4-6kg/ha
• Rapseed and Mustard Mixed 2-3kg/ha
• Til 3-4kg/ha
• Jute 8-10kg/ha
• Berseem Diploid 20-25kg/ha
• Berseem Tetraploid 30-35kg/ha
- Lucerne 20-25kg/ha
• Lathyrus Pure 40-50kg/ha
• Lathyrus Mixed 8-10kg/ha
• Lathyrus Utera 80kg/ha
• Oat Small Seeded 80-100kg/ha
• Oat Bold Seeded 100-120kg/ha
• Tobacco 2.5-3kg/ha
• Potato 20-25 Qt
• Kodo 6-8kg/ha
• Castor 10kg/ha
• Sugarbeet 8-10kg/ha
• Clusterbean/Gaur 30-40kg/ha
• Safflower 15-20kg/ha
