Description : Which water is available to plant ? a. Gravitational b. Capillary c. Hygroscopic d. None of these
Last Answer : b. Capillary
Description : The soil water which is of the greatest importance to the plant life is– (1) Gravitational water (2) Capillary water (3) Hygroscopic water (4) Combined water
Last Answer : (2) Capillary water Explanation: Capillarity is the primary force that enables the soil to retain water, as well as to regulate its movement. The phenomenon of capillarity also occurs in the soil. In ... is of no use to plants because it occupies the larger pores. It reduces aeration in the soil.
Description : In soil, the water available for root absorption is (a) gravitational water (b) capillary water (c) hygroscopic water (d) combined water
Last Answer : (b) capillary water
Description : In soil, water available for plants is (a) gravitational water (b) chemically bound water (c) capillary water (d) hygroscopic water.
Last Answer : (c) capillary water
Description : The soil water which is of the greatest importance to the plant life is (1) Gravitational water (2) Capillary water (3) Hygroscopic water (4) Combined water
Last Answer : Capillary water
Description : Find the odd option out a. Hygroscopic water b. Capillary water c. Gravitational water d. Lake water
Last Answer : d. Lake water
Description : The field capacity of a soil depends upon a. Capillary tension in soil b. Porosity of soil c. Both (a) and (b) d. Neither (a) nor (b)
Last Answer : c. Both (a) and (b)
Description : Which characteristic of the Sun primarily determines the orbits of planets in our solar system A Large volume B Strong gravitational field C Mostly made of hydrogen D High surface temperatures?
Last Answer : B (gravity)
Description : The oil in the wick of an oil lamp rises up due to (a) Pressure difference (b) Capillary action (c) Low viscosity of oil (d) Gravitational force
Last Answer : Ans:(b)
Description : The oil in the wick of an oil lamp rises up due to: (1) capillary action (2) low viscosity of oil (3) gravitational force (4) pressure difference
Last Answer : (1) capillary action Explanation: The oil in the wick of an oil lamp rises up due to capillary action.
Description : Which of the following is a result of Surface tension? (1) Gravitational pull (2) Viscosity (3) Capillary action (4) Radiation
Last Answer : (3) Capillary action Explanation: Capillary action is the result of adhesion and surface tension. Adhesion of water to the walls of a vessel will cause an upward force on the liquid at the edges ... intact, so instead of just the edges moving upward, the whole liquid surface is dragged upward.
Last Answer : capillary action
Description : Which of the following is a result of Surface tension ? (1) Gravitational pull (2) Viscosity (3) Capillary action (4) Radiation
Last Answer : Capillary action
Description : Capacity utilization - (1) is usually near 100 percent. (2) represents the percent of the labour force that is employed. (3) is a measure of the proportional of the existing capital ... into a recession, since firms must replace unemployed workers with some other resources to maintain production.
Last Answer : (3) is a measure of the proportional of the existing capital stock used for current production. Explanation: Capacity utilisation refers to the extent or level to which the productive capacity of a ... as a percentage, it is computed by dividing the total capacity with the portion being utilized.
Description : Capacity utilisation (1) is usually near 100 percent. (2) represents the percent of the labour force that is employed. (3) is a measure of the proportional of the existing capital ... into a recession, since firms must replace unemployed workers with some other resources to maintain production.
Last Answer : is a measure of the proportional of the existing capital stock used for current production.
Description : In context to agriculture what is Fallow Land ? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its ... . Agriculture field which is left unplanted so that the soil's natural nutrient balance can be restored
Last Answer : d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored.
Description : In context to agriculture what is Fallow Land ? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its ... Agriculture field which is left unplanted so that the soil's natural nutrient balance can be restored.
Last Answer : d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored
Description : What force acts aainst capillary action as water moves through the ground?
Last Answer : Feel Free to Answer
Description : Domestic refrigerator working on vapour compression cycle uses the following type of expansion device (a) electrically operated throttling valve (b) manually operated valve (c) thermostatic valve (d) capillary tube
Last Answer : Ans: d
Description : pF value is zero of — a. Field capacity b. PWP c. Oven dry soil d. Saturated soil
Last Answer : d. Saturated soil
Description : Which of the following terms is used to describe the study of the factors that influence the flow characteristics of blood as it moves through the body? Is it: a) hemodynamics b) anginology c) capillary physiology d) none of these
Last Answer : ANSWER: A -- HEMODYNAMICS
Description : Capillary water is held at atmospheric pressure — a. 1/3 to 31 b. 31 to 10000 c. > 10000 d. o to 1/3
Last Answer : a. 1/3 to 31
Description : Pick out the wrong statement. (A) Yellow phosphorous which is the most reactive allotropic form of phosphorous is transported under water (B) Apatite is the principal material present in ... fixation means the process of bringing atmospheric nitrogen into combination i.e. into nitrogen compound fo
Last Answer : (C) Urea is more hygroscopic than ammonium nitrate
Description : Which of the following soils has self-aeration capacity? (a) Alluvial soil (b) Black soil (c) Red soil (d) Mountain soil
Last Answer : (b) Black soil
Description : The water, retained by the soil in capillary pores (micropores), against gravity (-1/3 to - 31 bar) by the force of surface tension
Last Answer : Ans.Capillary water
Description : Water from soil enters into the root hairs owing to : (1) Atmospheric pressure (2) Capillary pressure (3) Root pressure (4) Osmotic pressure
Last Answer : (2) Capillary pressure Explanation: In plants, the transpiration stream is the uninterrupted stream of water, and other, which is taken up by the roots and, via the xylem vessels, ... the difference in water potential between the soil and the substomatal cavity caused by transpiration.
Description : Water logging of soil makes it physiologically dry because (a) this condition does not allow the capillary force to work (b) this condition does not allow oxygen to enter the soil(c) both (a) and (b) (d) none of these
Last Answer : (b) this condition does not allow oxygen to enter the soil
Description : The capillary rise of water (A) Depends upon the force responsible (B) Increases as the size of the soil particles increases (C) Decreases as the size of the soil particles decreases (D) Is less in wet soil than in dry soil
Last Answer : (A) Depends upon the force responsible
Description : Water logging of soil makes it physiologically dry because- (a) This condition does not allow the capillary force to work b) this condition does not allow oxygen to enter the soil C) both (a) and (b) d) none of these
Last Answer : b) this condition does not allow oxygen to enter the soil
Last Answer : Capillary pressure
Description : Pick up the correct statement from the following: (A) The portion of pellicular water which remains unutilised, is called hygroscopic water (B) The moisture content at which permanent wilting of plants ... point (C) The moisture deficiency will be different at different points (D) All the above
Last Answer : Answer: Option D
Description : Which of the following terms means that a crystal has the ability to capture and hold water molecules? w) hydroponic x) hygroscopic y) hydrophobic z) hydropholectic
Last Answer : ANSWER: X -- HYGROSCOPIC
Description : A soil strata may consist of (A) Soil zone (B) Intermediate zone (C) Capillary zone (D) All the above
Description : Consider the following zones : 1. Saturation zone 2. Capillary zone 3. Intermediate zone 4. Soilwater zone Which of these does not relate to the zone of aeration in the soil profile ? a) 1 and 2 b) 2 and 3 c) 4 only d) 1 only
Last Answer : d) 1 only
Description : If the atmosphere is cooled, what is its capacity for water vapour? -General Knowledge
Last Answer : The answer is 'Lowered'
Last Answer : answer:
Description : The capacity of the atmosphere to hold water vapour (a) Increases as the temperature increases (b) Decreases as the temperature increases (c) Increases as the temperature decreases (d) Decreases as the temperature decreases
Last Answer : Ans: (a)
Description : If the atmosphere is cooled, what is its capacity for water vapour?
Last Answer : Lowered
Description : The actual mass of water vapour present in a given volume of moist air is — a. Relative humidity b. Absolute humidity c. Specific humidity d. All of these
Last Answer : b. Absolute humidity
Description : Least hygroscopic fertilizer
Last Answer : Ans. DAP (18%N and 46%P2O5 )
Description : Charcoal is (a) Amorphous (b) Crystalline (c) Hygroscopic (d) None of these
Last Answer : Ans:(a)
Description : (4) sodium chloride contains hygroscopic impurities like magnesium chloride Explanation: Table salt is refined salt, which contains about 97 to 99 percent sodium chloride. It usually contains substances that ... of salt it become wet in rainy season as the salt absorbs moisture from environment.
Last Answer : Which of the following could be used as fuel in propellant or rockets? (1) Liquid Hydrogen + Liquid Nitrogen (2) Liquid Oxygen + Liquid Argon (3) Liquid Nitrogen + Liquid Oxygen (4) Liquid Hydrogen + Liquid Oxygen
Description : (1) aluminium powder and ammonium nitrate Explanation: Ammonal is an explosive made up of ammonium nitrate and aluminium powder. The ammonium nitrate functions as an oxidizer and the aluminium ... a fairly substantial shock, though it is still more sensitive than trinitrotoluene and composition C4.
Last Answer : Gelatin is mostly used in making icecreams in order to - (1) prevent making a colloid (2) stabilise the colloid and prevent crystallisation (3) stabilise mixture (4) enrich the aroma
Description : Hygroscopic substances are those substance which ready absorb
Last Answer : Water Vapors
Description : All moisture in a non-hygroscopic material is the __________ moisture. (A) Free (B) Equilibrium (C) Unbound (D) Bound
Last Answer : (C) Unbound
Description : Peat moss is used as a packing material for sending flowers and live plants to distant places because (a) it serves as a disinfectant (b) it is easily available (c) it is hygroscopic (d) it reduces transpiration.
Last Answer : b) it is easily available
Description : Nitro-phosphate (manufactured at Trombay-India) is a __________ fertiliser. (A) Mixed (B) Complex (C) Highly hygroscopic (D) Highly explosive
Last Answer : (B) Complex
Description : Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because (A) It is hygroscopic and explosive in nature (B) It is highly acidic in nature (C) It is a liquid at room temperature (D) Its nitrogen content is very less
Last Answer : (A) It is hygroscopic and explosive in nature