Description : (2) Nitrogen, Phosphorous and Sodium Explanation: Fertilizer (or fertiliser) is any organic or inorganic material of natural or synthetic origin (other than liming materials) that is added to a ... essential to the growth of plants. The three elements most needed in common fertilisers are Nitrogen.
Last Answer : Metal are good conductors, because – (1) they contain free electrons (2) the molecules in them are very close to each other (3) the molecules in them collide very freely (4) they contain reflecting surface
Description : The three numbers on fertilizer represents the value of the three macro-nutrients used by plants represented as NPK for short. What are they? a. Neon, Phosphorous, Krypton b. Nitrogen, Phosphorus, Potassium c. Neon, Potassium, Krypton d. Neon, Potassium, Phosphorous
Last Answer : b. Nitrogen, Phosphorus, Potassium
Description : Which of the following is a balanced fertilizer for plants? (a) Urea (b) Ammonia sulphate (c) Nitrates (d) Compost
Last Answer : Ans:(d)
Description : Fertilizers contain more than 25% of primary nutrients, e.g. Urea (46%), DAP (18% N and 46% P2O5 ).
Last Answer : Ans. High analysis fertilizers
Description : When the Exxon Valdez oil spill occurred, technologists "fertilized" the oil-soaked water with _____ to modify the environment and stimulate he growth of naturally occurring microorganisms. a. nitrogen sources (e.g., urea) b. phosphorus compounds c. other mineral nutrients d. A-C above are correct
Last Answer : d. A-C above are correct
Description : The fertilizer which supplies 3 essential plant nutrients
Last Answer : Ans. SSP
Description : Commercial flower crops are sometimes watered to cause leaching. This means: a. Watering to spread fertilizer nutrients more evenly throughout the plant root system b. Watering to remove excess soluble salts from ... only to wet the top 1/3 of the growing medium d. Watering by subsurface methods
Last Answer : Watering to remove excess soluble salts from the growing medium
Description : Fertilizer having less than 25% primary nutrients is called a. Low analysis fertilizer b. High analysis fertilizer c. Straight fertilizer d. mixed fertilizer
Last Answer : a. Low analysis fertilizer
Description : Can the over application of urea (the commercial fertilizer) on agricultural fields, have a negative health impact on people in the surrounding areas?
Last Answer : answer:I would think it should say on the bag (does it come in a bag? I really know nothing about this stuff) but I think that they should have some kind of warning label (most states require dangerous things to have health risks printed on packages). Are you feeling sick?
Last Answer : Urea fertilizer is made from natural gas.
Last Answer : Urea fertilizer promotes growth of tree stalks , stems and leaves. Urea fertilizer gives the plants a dark green color. The nitrogen in urea fertilizer is an integral part of the green leaf or chlorophyll of the leaves and helps plant proteins.
Description : which one Urea Fertilizer Production To do Raw materials ?
Last Answer : Natural Gas Urea Fertilizer Production To do Raw materials.
Description : Fertilizer which contains only one primary or major nutrient, e.g. Urea.
Last Answer : Ans. Straight fertilizers
Description : Urea is widely used as a fertilizer because it (a) is an organic compound (b) contains very high amounts of nitrogen (c) is soluble in water (d) mixes easily with soil
Last Answer : Ans:(b)
Description : At Sindri in Jharkhand, the fertilizer produced is – (1) Urea (2) Ammonium Phosphate (3) Calcium Super Phosphate (4) Ammonium Sulphate
Last Answer : (1) Urea Explanation: The Sindri factory was a Urea factory. It was the first in India to produce Ammonium Sulphate (1951), Urea (1959), and Ammonium Nitrate-Sulphate, commonly called the Double ... one 1.14 million tonne Gas based Urea fertilizer Plant and 500 MW Power Plant is being contemplated.
Description : Which one of the following is a mixed fertilizer? (1) Urea (2) CAN (3) Ammonium sulphate (4) NPK
Last Answer : (4) NPK Explanation: A mixed fertilizer is a mixture of two or more straight fertilizers. A mixture of Nitrogen (N), Phosphorus (P) and Potassium (K) or mostly known as NPK, three elements that are critical to plant survival and growth are added to the mixed fertilizer.
Description : Which of the following is not a nitrogenous fertilizer? (1) Ammonium sulphate (2) Urea (3) Ammonium nitrate (4) Superphosphate
Last Answer : (4) Superphosphate Explanation: Superphosphate is a common synthetic phosphorus fertilizer.
Description : Extensively used nitrogenous fertilizer is – (1) Ammonium nitrate (2) Urea (3) Ammonium sulphate (4) Nitro-lime
Last Answer : (2) Urea Explanation: More than 90% of world production of urea is destined for use as a nitrogen-release fertilizer. Urea has the highest nitrogen content of all solid nitrogenous fertilizers in common use. Therefore, it has the lowest transportation costs per unit of nitrogen nutrient.
Description : Urea is a - (1) Sodium fertilizer (2) Phosphatic fertilizer (3) Nitrogenous fertilizer (4) Potassium fertilizer
Last Answer : (3) Nitrogenous fertilizer Explanation: More than 90% of world production of urea is destined for use as a nitrogen-release fertilizer. Urea has the highest nitrogen content of all solid nitrogenous fertilizers in common use.
Description : The most Suited N fertilizer for tea is: (A) Urea (B) Calcium nitrate (C) Ammonium chloride (D) Ammonium sulphate
Last Answer : (D) Ammonium sulphate
Last Answer : (A) Urea
Description : Which fertilizer is most beneficial for alkali soils? (a) Urea (b) Ammonium sulphate (c) Calcium ammonium nitrate (d) Ammonium nitrate
Last Answer : (c) Calcium ammonium nitrate
Description : Zinc Sulphate (ZnSO 4 ) should not be mixed with— (A) D.A.P. (B) Compost fertilizer (C) Ammonium Chloride (D) Urea
Last Answer : (A) D.A.P.
Description : Which Fertilizer is Mainly Manufactured in India? A. Ammonium PhosphateB. Single Super Phosphate C. Urea D. None
Last Answer : C. Urea
Description : Widely used N-fertilizer in rice is (a) Ammonium sulphate (b) Calcium sulphate (c) Urea (d) DAP
Last Answer : (a) Ammonium sulphate
Description : . Urea is a better fertilizer than ammonium sulphate, because (A) It is cheaper (B) Nitrogen content is higher (C) It is not poisonous (D) It is easy to manufacture
Last Answer : (B) Nitrogen content is higher
Description : Commonly used chemical fertilizer to con trol submerged weeds and water bloom non -selectively a). Anhydrous ammonia b). Ammonium sulphate c). Ammonium nitrate d). Urea
Last Answer : d). Urea
Description : Urea is a (1) Sodium fertilizer (2) Phosphatic fertilizer (3) Nitrogenous fertilizer (4) Potassium fertilizer
Last Answer : Nitrogenous fertilizer
Description : Extensively used nitrogenous fertilizer is (1) Ammonium nitrate (2) Urea (3) Ammonium sulphate (4) Nitro-lime
Last Answer : Urea
Description : Higher plants take up nitrogen as (a) Nitrites only (b) Nitrates only (c) Nitrates and ammonia (d) Urea
Last Answer : Ans:(c)
Description : Q2. How do plants get nutrients? -Science
Last Answer : There are 16 basic essential nutrients required by the plants to grow. Carbon and Oxygen are supplied by water and the remaining nutrients are supplied through soil.
Description : From which layer of the soil do plants get their nutrients ? -Science-7
Last Answer : Topsoil Topsoil is rich in nutrients that seeds or plants need to grow. It is the soil layer that is the most exposed to the environmental factors, like rain, and can wash away quickly. The process of moving soil and its nutrients is called soil erosion.
Description : What are the main nutrients of plants ?
Last Answer : 10. The main constituents of plants are : Nitrogen , Potassium , Phosphorus , Calcium , Magnesium , Carbon , Hydrogen , Oxygen , Sulfur and Iron .
Description : What are the nutrients of plants ?
Last Answer : 16 plant nutrients.
Last Answer : Plants need water to absorb nutrients.
Last Answer : 9 main nutrients of plants. Namely: Mg, K, Na, C, H, O, P, S.
Last Answer : 17 plant nutrients .
Last Answer : 9 main nutrients of plants .
Description : Technique of growing plants in a nutrients solution is known as
Last Answer : Technique of growing plants in a nutrients solution is known as
Description : The scientific process by which crop plants are enriched with certain desirable nutrients is called
Last Answer : The scientific process by which crop plants are enriched with certain desirable nutrients is ... B. breeding C. Biofortification D. Bioremediation
Description : What vital nutrients are needed for plants?
Last Answer : Roses are among the most difficult plants to grow and you many want to start with something easier. To successfully grow roses, you need good soil with appropriate amounts of sand, peat moss. You may also need to add nitrogen, phosphate and other fertilizers.
Description : How do hydroponic plants get their nutrients if they aren't grown in soil?
Last Answer : Hydroponic plants gather their nutrients from nutrient-enriched water as opposed to gathering their nutrients from soil. Soil itself is not essential to plant growth.
Description : Nutrients absorbed by plants from soil solution are carried upward through the
Last Answer : Ans. Xylem
Description : Multiplication of cell of large number of plants placed in appropriate environment conditions with required nutrients is known as
Last Answer : Ans. Plant tissue or in vitro culture
Description : Total no. of essential nutrients for plants
Last Answer : Ans. 17
Description : The inherent capacity of the soil to supply nutrients to plants in adequate amount and in suitable proportions
Last Answer : Ans. Soil Fertility
Description : Plants receive their nutrients mainly from (a) Chlorophyll (b) Atmosphere (c) Light (d) Soil
Description : Biofortifieation is a - (1) method of breeding crops to increase their nutritional value (2) strategy to combat unwanted nutrients in plants (3) method of developing resis-tance to insect pests (4) method of plant breeding for disease resistance
Last Answer : (1) method of breeding crops to increase their nutritional value Explanation: Biofortification is the breeding crops to increase their nutritional value. This can be done either through conventional ... are growing, rather than having nutrients added to the foods when they are being processed.
Description : The elements known as primary nutrients for plants (1) Nitrogen, Phosphorus and Potassium (2) Nitrogen, Oxygen and Silicon (3) Potassium, Boron and Nitrogen (4) Nitrogen, Phosphorus and Iron
Last Answer : (1) Nitrogen, Phosphorus and Potassium Explanation: Nitrogen (N), Phosphorus (P) and Potassium (K) are considered as the three essential or primary nutrients for plants. Together they make up ... need small quantities of iron, manganese, zinc, copper, boron and molybdenum, known as trace elements