Description : The organic matter rich compost made by use of earthworms
Last Answer : Ans. Vermicompost
Description : The process of decomposition of organic matter is termed as
Last Answer : Ans. Humification
Description : The soil having more than 30% organic matter is placed in
Last Answer : Ans. Histosol
Description : The C/N ratio in the organic matter of furrow slice (upper 15 cm) of arable soils commonly ranges from
Last Answer : Ans. 8:1 to 15:1
Description : Organic matter content in Indian soil is
Last Answer : Ans. 5 %
Description : Pick out the correct statement. (A) Chemical oxygen demand (COD) is a measure of chemically oxidisable organic matter present in water (B) COD is determined by oxidising the organic matter present in water with potassium dichromate ... of potable water may be 1-2 mg/litre (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Consider the following statements : Activated sludge process can be said to comprise : 1. Conversion of dissolved organic matter into biological flocs 2. Removal of dissolved BOD of the waste water 3. Digestion of the sludge Which ... 2 and 3 (b) 1 and 2 only (c) 2 and 3 only (d) 1 and 3 only
Last Answer : (b) 1 and 2 only
Description : how to treat rotted roots in pachira (money tree)
Last Answer : Need Answer
Description : what to do with rotted apples and pears laying in my yard
Last Answer : You could pick up ones that are still good and use them.......the rest rake and trash, if you leave them there they will attract bees & wasps, racoons, deer, squirrels and where we live black bear.
Description : my healthy looking zucchini vines dried up and rotted away from the roots
Description : the plant vines just rotted away from the roots and then the vines just dried up. What am I doing wrong?
Last Answer : If the plant was a transplant it sounds like crown rot. The plant was probably planted too low in the ground. Never plant a transplant lower than it was in the container.
Description : the outer layers of onions rotted in the ground. removed the rotten parts.
Description : What would cause a fig tree's roots to be wet and rotted?
Last Answer : Fig trees last a while but then they can die off............needs full sun and a well drained area and it should not be against the house foundation or a wall. A protected area is good for them, full sun..... ... & hay....................if it freezes in your area you could wrap it. Happy summer.
Description : How to Repair a Rotted Sub-Floor?
Last Answer : Many homes include a fiberglass shower stall. Sometimes these units develop a water leak around the drain unit. This, of course, causes rotting of the sub-floor.The least expensive repair method ... Be careful not to fully penetrate the existing flooring.To complete the job, restore the plumbing.
Description : Organic compounds which inhibit or modify any physiological process
Last Answer : Ans. Plant Growth Regulators (PGRs)
Description : Which one is considered as organic fertilizer?
Last Answer : Ans. Urea
Description : A lake with an inflow of domestic sewage rich in organic waste may result in
Last Answer : A lake with an inflow of domestic sewage rich in organic waste may result in A. ... increased production of fish due to biodegradable nutreints.
Last Answer : A lake with an inflow of domestic sewage rich in organic waste may result in A. Drying up ... to oxygen depletion D. Increased food web organisation.
Last Answer : A lake with an inflow of domestic sewage rich in organic waste may result in A. Drying of the river very ... . D. Death of fish due to lack of oxygen.
Last Answer : A lake with an inflow of domestic sewage rich in organic waste may result in A. Drying ... D. Increased population of aquatic food web organisms
Description : What do you understand by the term Dark Fermentation'? (1) It is a method to dispose nu-clear wastes. (2) It is a method to produce methane from organic wastes. (3) It is a method to reduce COD in the atmosphere. (4) It is a method to produce Hydrogen as a fuel from waste water.
Last Answer : (4) It is a method to produce Hydrogen as a fuel from waste water. Explanation: Dark fermentation is the fermentative conversion of organic substrate to bio-hydrogen. It is a complex ... . Wastewater is used as a potential substrate for bio-hydrogen production in the dark fermentation process.
Description : Which one of the following statements about PYROLYSIS, which is a process for solid waste treatment is incorrect? (1) It converts the waste into solid, liquid and gas of which the resultant liquid ... pressure at temperature above 430° C. (4) It is a thermo chemical decomposition of organic waste
Last Answer : (2) The process occurs at a temperature above 430°C at atmospheric pressure. Explanation: Pyrolysis is a thermo-chemical decomposition of organic material at elevated temperatures in the ... . Pyrolysis generally takes place well above atmospheric pressure at temperatures exceeding above 430 °C.
Description : A river with an inflow of domestic sewage rich in organic waste may result in (a) an increased production of fish due to biodegradable nutrients (b) death of fish due to lack of oxygen ( ... of the river very soon due to algal bloom (d) increased population of aquatic food web organisms.
Last Answer : (d) increased population of aquatic food web organisms.
Description : A lake which is rich in organic waste may result in (a) increased population of aquatic organisms due to minerals (b) drying of the lake due to algal bloom (c) increased population of fish due to lots of nutrients (d) mortality of fish due to lack of oxygen.
Last Answer : (d) mortality of fish due to lack of oxygen.
Description : A river with an inflow of domestic sewage rich in organic waste may result in (a) an increased production of fish due to biodegradable nutrients (b) death of fish due to lack of oxygen (c) drying of the river very soon due to algal bloom (d) increased population of aquatic food web organisms.
Last Answer : (b) death of fish due to lack of oxygen
Description : During anaerobic digestion of organic waste, such as in producing biogas, which one of the following is left undegraded? (a) Lipids (b) Lignin (c) Hemi-cellulose (d) Cellulose
Last Answer : (b) Lignin
Description : Main component of sewage gas produced during anaerobic decomposition of organic waste (by suitable bacteria) during sewage disposal is (A) H2 (B) CH4 (C) CO2 (D) N2
Last Answer : (B) CH4
Description : Waste/polluted water discharged from electroplating, blast furnace and coal mining industries contain mainly __________ substances. (A) Radioactive (B) Organic (C) Inorganic (D) None of these
Last Answer : (C) Inorganic
Description : What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillery, dairy and meat packing industries? (A) Radioactive substances (B) Natural organic products (C) Inorganic pollutants (D) None of these
Last Answer : (B) Natural organic products
Description : What is vermiculture? a. Rearing of silkworms for production of silk b. Care and management of honey bees for the production of honey and wax. c. Cultivation of earthworms, for decomposition of organic waste d. Care and management of honey bees for the production of honey and wax.
Last Answer : c. Cultivation of earthworms, for decomposition of organic waste
Description : What is vermiculture? (Agriculture MCQ) a. Rearing of silkworms for production of silk b. Care and management of honey bees for the production of honey and wax. c. Cultivation of earthworms, for decomposition of organic waste
Description : What is vermiculture? a. Rearing of silkworms for production of silk b. Care and management of honey bees for the production of honey and wax. c. Cultivation of earthworms, for decomposition of organic waste d. Care and management of honey bees for the production of honey and wax
Description : Using an organic fluid that boils at a low temperature means that energy could be regeneratedfrom waste fluids is known as ________. a) Heat exchanger b) Heat remover c) Heat pumps d) Heat absorber
Last Answer : Heat pumps
Description : What do you understand by the term ‘Dark Fermentation’? (1) It is a method to dispose nuclear wastes. (2) It is a method to produce methane from organic wastes. (3) It is a method to reduce COD in the atmosphere. (4) It is a method to produce Hydrogen as a fuel from waste water.
Last Answer : It is a method to produce Hydrogen as a fuel from waste water.
Description : Which one of the following statements about PYROLYSIS, which is a process for solid waste treatment is incorrect? (1) It converts the waste into solid, liquid and gas of which the resultant ... high pressure at temperature above 430° C. (4) It is a thermochemical decomposition of organic waste
Last Answer : The process occurs at a temperature above 430°C at atmospheric pressure.
Description : A sheet of paper with pictorial slogan, which is utilized to attract the mass attention for single idea.
Last Answer : Ans. Poster
Description : The media used for mass contact
Last Answer : Ans. Radio, Television, Exhibitions, Bulletins, Leaflets, News letter, Circular letters, Posters, folder/pamphlet etc.
Description : Sooty or charcoal like powdery mass usually appearing on floral organs particularly the ovary is
Last Answer : Ans. Smut
Description : Mass flow or pressure flow theory was given by
Last Answer : Ans. Godlewski (1884)
Description : Mass selection is always based on
Last Answer : Ans. Phenotype
Description : Natural soil aggregates/mass are known as
Last Answer : Ans. Peds
Description : How does T. S. Eliot in "The Waste Land" differ in his interpretation of subject matter from Geoffrey Chaucer in The Canterbury Tales?
Last Answer : He portrays April much more negatively. APEX
Description : Sweat contains (a) pure water (b) water, salt and waste matter (c) phosphoric acid (d) calcium phosphate and water
Last Answer : Ans:(b)
Description : Is there a generalized method for extracting pigments from organic matter?
Last Answer : Painters using traditional methods (and back in the day) tend to use a mortar and pestle to crush things in order to extract the pigment, in addition to adding other paint ingredients. Crushing things ... are then incorporated into the other matter, lending the color, is one method for doing this.
Description : What is organic matter ?
Last Answer : Substances that did not come from the body of an organism but existed on earth before the origin of the organism are called organic matter.
Description : What% of Organic Matter Contains Living Bone Cells ?
Last Answer : Living bone marrow contains 40% organic matter.
Description : What are the levels of organic matter in agro-ecological zones 3 , 7 and 8 ?
Last Answer : Organic matter levels in agro-ecological zones 3, ৭ , and are mild to moderate.
Description : Which fertilizer should be used if soil organic matter is low ?
Last Answer : If the soil organic matter is low then compost manure should be used.