addition of phophates and nitrates/fertilizers into water leads to

addition of phophates and nitrates/fertilizers into water leads to
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addition of phophates and nitrates/fertilizers into water leads to A. Increased grwoth of ... algal growth D. Nutrient enrichment/eutrophication .
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Which of the following is a new bio-fertilizers? (a) Green Blue Algae (b) Nitrates (c) Compost (d) Farmyard manure shop.ssbcrack.com

Description : Which of the following is a new bio-fertilizers? (a) Green Blue Algae (b) Nitrates (c) Compost (d) Farmyard manure shop.ssbcrack.com

Last Answer : Ans: (a)

Injurious effects of sulphates can be replaced with the addition of ________: a. Nitrates b. Phosphates c. Ammonia d. Ca & Mg

Description : Injurious effects of sulphates can be replaced with the addition of ________: a. Nitrates b. Phosphates c. Ammonia d. Ca & Mg

Last Answer : Nitrates

Addition of __________ hastens the time of fruit bud differentiation in fruit plants: a. Nitrites b. Nitrides c. Nitrates d. All of these

Description : Addition of __________ hastens the time of fruit bud differentiation in fruit plants: a. Nitrites b. Nitrides c. Nitrates d. All of these

Last Answer : Nitrates

The addition of any substance to water which leads to change in its physical and chemical characteristics is defined as water pollution. It results in

Description : The addition of any substance to water which leads to change in its physical and chemical characteristics is defined as water pollution. It results in

Last Answer : The addition of any substance to water which leads to change in its physical and ... Increased photosynthesis D. Increased turbidity and deoxygenation

Plants absorb dissolved nitrates from soil and convert them into (a) Free nitrogen (b) Urea (c) Ammonia (d) Proteins

Description : Plants absorb dissolved nitrates from soil and convert them into (a) Free nitrogen (b) Urea (c) Ammonia (d) Proteins

Last Answer : Ans:(a)

Microbial degradation of nitrates into atmospheric nitrogen is known as- (1) Ammonification (2) Nitrification (3) Denitrification (4) Putrefaction

Description : Microbial degradation of nitrates into atmospheric nitrogen is known as- (1) Ammonification (2) Nitrification (3) Denitrification (4) Putrefaction

Last Answer : (3) Denitrification Explanation: Denitrification is the biological conversion of nitrate to nitrogen gas, nitric oxide or nitrous oxide. It refers to nitrate reduction by bacterial species such as ... (N2). These bacteria use nitrate as an electron acceptor instead of oxygen during respiration.

Plants absorb dissolved nitrates from soil and convert them into?

Description : Plants absorb dissolved nitrates from soil and convert them into?

Last Answer : free nitrogen

Nitrifying bacteria (a) oxidise ammonia to nitrates (b) convert free nitrogen to nitrogen compounds (c) convert proteins into ammonia (d) reduce nitrates to free nitrogen.

Description : Nitrifying bacteria (a) oxidise ammonia to nitrates (b) convert free nitrogen to nitrogen compounds (c) convert proteins into ammonia (d) reduce nitrates to free nitrogen.

Last Answer : (a) oxidise ammonia to nitrates

Nitrogen oxidation (nitrification)refers to the A- conversion of ammonium ions into nitrates through the activities of certain bacteria B- changing of atmospheric nitrogen (N2) to nitrogen compounds C- sulfur is oxidized to the sulfate form through ThiobacillusbacteriaD- none of the above

Description : Nitrogen oxidation (nitrification)refers to the A- conversion of ammonium ions into nitrates through the activities of certain bacteria B- changing of atmospheric nitrogen (N2) to nitrogen compounds C- sulfur is oxidized to the sulfate form through Thiobacillusbacteria D- none of the above

Last Answer : conversion of ammonium ions into nitrates through the activities of certain bacteria

Microbial degradation of nitrates into atmospheric nitrogen is known as : (1) Ammonification (2) Nitrification (3) Denitrification (4) Putrefaction

Description : Microbial degradation of nitrates into atmospheric nitrogen is known as : (1) Ammonification (2) Nitrification (3) Denitrification (4) Putrefaction

Last Answer : Denitrification

Release of phosphates and nitrates in water bodies like lakes lead to:

Description : Release of phosphates and nitrates in water bodies like lakes lead to:

Last Answer : Release of phosphates and nitrates in water bodies like lakes lead to: A. Nutrient enrichment ... algal growth D. Increased growth of decomposers

Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of (1) Nitrates (2) Zeolites (3) Sulphonates (4) None of these

Description : Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of (1) Nitrates (2) Zeolites (3) Sulphonates (4) None of these

Last Answer : (2) Zeolites Explanation: Zeolites are crystalline solids structures made of silicon, aluminum and oxygen that form a framework with cavities and channels inside where cations, water and/or small molecules may reside.

Presence of nitrates in water in excess of 50 ppm causes (A) Methemoglobinemia (B) Gastroenteritis (C) Asphyxiation (D) Tooth decay

Description : Presence of nitrates in water in excess of 50 ppm causes (A) Methemoglobinemia (B) Gastroenteritis (C) Asphyxiation (D) Tooth decay

Last Answer : (A) Methemoglobinemia

Hardness of water is caused due to (A) Calcium sulphate (B) Magnesium sulphate (C) Calcium nitrates (D) All the above

Description : Hardness of water is caused due to (A) Calcium sulphate (B) Magnesium sulphate (C) Calcium nitrates (D) All the above

Last Answer : (D) All the above

Hardness of water can be removed by boiling if it is due to (A) Calcium bicarbonates (B) Calcium sulphates (C) Calcium chloride (D) Calcium nitrates

Description : Hardness of water can be removed by boiling if it is due to  (A) Calcium bicarbonates  (B) Calcium sulphates  (C) Calcium chloride  (D) Calcium nitrates 

Last Answer : (A) Calcium bicarbonates 

For which of the following classes of salts are all of its compounds soluble in water? w) sulfates x) nitrates y) hydroxides z) chlorides

Description : For which of the following classes of salts are all of its compounds soluble in water? w) sulfates x) nitrates y) hydroxides z) chlorides

Last Answer : ANSWER: X -- NITRATES

"Mulching" is the term used for the process of (a) Covering the roots of plants with loose material, dung, etc. in order to protect them from soil erosion etc. (b) Breaking down big pieces of soil into small ones (c) Transplanting of paddy seedlings (d) Nitrogen fixation of soil by use of fertilizers

Description : "Mulching" is the term used for the process of (a) Covering the roots of plants with loose material, dung, etc. in order to protect them from soil erosion etc. (b) Breaking down big pieces ... into small ones (c) Transplanting of paddy seedlings (d) Nitrogen fixation of soil by use of fertilizers

Last Answer : Ans: (a)

Why do I have nitrates in my urine?

Description : Why do I have nitrates in my urine?

Last Answer : Too many possibilities without any more description. Is it more or less than normal? Is any normal? It could be kidney related among a heap of other things. If it was a test that your doctor ordered, ... care. The better question here would be, Are nitrates in my urine good, bad, or meaningless?

What is the difference between nitrites and nitrates?

Description : What is the difference between nitrites and nitrates?

Last Answer : I did a little googling and found this, but it is for people with aquariums. Nitrite is the result of the metabolism of ammonia by Nitrosomonas bacteria, which oxidize ammonia (NH3) and convert it ... , but we would not advise letting nitrates exceed 120ppm in a marine fish tank. Does that help?

What is the difference between nitrites and nitrates... and which one is worse for you health wise?

Description : What is the difference between nitrites and nitrates... and which one is worse for you health wise?

Last Answer : answer:http://www.nzfsa.govt.nz/consumers/food-safety-topics/chemicals-in-food/residues-in-food/consumer-research/nitrite-nitrate-report.pdf Read it all here!

The comple `[Fe(H_(2)O)_(6)NO]^(2+)` is formed in the brown ring test fro nitrates when freshly prepared `FesO_(4)` solution is added to aqueous solut

Description : The comple `[Fe(H_(2)O)_(6)NO]^(2+)` is formed in the brown ring test fro nitrates when freshly prepared `FesO_(4)` solution is added to aqueous solut

Last Answer : The comple `[Fe(H_(2)O)_(6)NO]^(2+)` is formed in the brown ring test fro nitrates when ... electrons is Fe. D. All the above are correct statement.

The brown compound formed in the ring test for nitrates contains the ion

Description : The brown compound formed in the ring test for nitrates contains the ion

Last Answer : The brown compound formed in the ring test for nitrates contains the ion A. `[Fe(H_(2)O)_(5)NO]^(3+)` B. `[Fe( ... )NO]^(4+)` D. `[Fe(H_(2)O)_(5)NO]`

Nitrates are converted to nitrogen by

Description : Nitrates are converted to nitrogen by

Last Answer : Nitrates are converted to nitrogen by A. Nitrogen fixing bacteria B. Ammonification bacteria C. Denitrifying bacteria D. Nitrifying bacteria

What role have nitrates and phosphates played in damaging muddy creek?

Description : What role have nitrates and phosphates played in damaging muddy creek?

Last Answer : Need answer

Should I worry about nitrates in smoker cooking?

Description : Should I worry about nitrates in smoker cooking?

Last Answer : Nitrates are an additive used in commerically smoked products. If you are doing the process using a smoker you have no reason to worry about nitrates in the finished product.

A 68-year-old male who underwent a repair of an abdominal aortic aneurysm 5 days ago, develops tachycardia, tachypnea, hypotension with cool, pale, mottled cyanotic extremities. He is agitated and complains of shortness of breath. Which of the following statement(s) is/ are correct concerning his diagnosis and management? a. Myocardial ischemia secondary to preexisting coronary artery disease is most likely the underlying cause of this problem b. Invasive hemodynamic monitoring with a Swan-Gantz catheter will demonstrate a low cardiac output, a high systemic vascular resistance, and elevated cardiac filling pressures c. The use of morphine sulphate and nitrates should be part of the initial management d. The primary pharmacologic treatment involves the use of moderate doses of inotropic ag

Description : A 68-year-old male who underwent a repair of an abdominal aortic aneurysm 5 days ago, develops tachycardia, tachypnea, hypotension with cool, pale, mottled cyanotic extremities. He ... use of moderate doses of inotropic agents e. Afterload reduction with nitroprusside is absolutely contraindicated

Last Answer : Answer: a, b, d Intrinsic cardiogenic shock results from failure of the heart as an effective pump. Coronary artery disease is the most common cause of myocardial ... hemodynamic monitoring. Infusion of afterload-reducing agents can be administered in conjunction with inotropic support

Major beneficial effect of nitrates in classical angina is due to (a) Dilation of veins more than arteries (b) Increase in total coronary blood flow (c) An increase in the end diastolic size of the heart (d) An increase in the heart rate

Description : Major beneficial effect of nitrates in classical angina is due to (a) Dilation of veins more than arteries (b) Increase in total coronary blood flow (c) An increase in the end diastolic size of the heart (d) An increase in the heart rate

Last Answer : Ans: A

Though nitrates and calcium channel blockers are both vasodilators, they are used concurrently in angina pectoris because (a) They antagonize each other’s side effects (b) Nitrates primarily reduce preload while calcium channel blockers primarily reduce after load (c) Nitrates increase coronary flow while calcium (d) Both (b) and (c)

Description : Though nitrates and calcium channel blockers are both vasodilators, they are used concurrently in angina pectoris because (a) They antagonize each other's side effects (b) Nitrates primarily reduce preload while calcium ... load (c) Nitrates increase coronary flow while calcium (d) Both (b) and (c)

Last Answer : Ans: B

Organic nitrates relax vascular smooth muscle by (a) Increasing intracellular cyclic AMP (b) Increasing intracellular cyclic GMP (c) Decreasing intracellular cyclic AMP (d) Both (b) and (c)

Description : Organic nitrates relax vascular smooth muscle by (a) Increasing intracellular cyclic AMP (b) Increasing intracellular cyclic GMP (c) Decreasing intracellular cyclic AMP (d) Both (b) and (c)

Last Answer : Ans: B

Choose the correct statement about the action of nitrates on coronary vessels (a) They mitigate angina pectoris by increasing total coronary flow (b) They preferentially dilate conducting arteries without affecting resistance arterioles (c) They preferentially dilate autoregulatory arterioles without affecting the larger arteries (d) They increase subepicardial blood flow without affecting subendocardial blood flow

Description : Choose the correct statement about the action of nitrates on coronary vessels (a) They mitigate angina pectoris by increasing total coronary flow (b) They preferentially dilate conducting ... the larger arteries (d) They increase subepicardial blood flow without affecting subendocardial blood flow

Last Answer : Ans: B

Nitrites are oxidized to nitrates by a microorganism a. Nitrosomonas b. Nitrosococcus c. Nitrobacter d. Azatobacter

Description : Nitrites are oxidized to nitrates by a microorganism a. Nitrosomonas b. Nitrosococcus c. Nitrobacter d. Azatobacter

Last Answer : Ans: C

Which of the following is a balanced fertilizer for plants? (a) Urea (b) Ammonia sulphate (c) Nitrates (d) Compost

Description : Which of the following is a balanced fertilizer for plants? (a) Urea (b) Ammonia sulphate (c) Nitrates (d) Compost

Last Answer : Ans:(d)

Higher plants take up nitrogen as (a) Nitrites only (b) Nitrates only (c) Nitrates and ammonia (d) Urea

Description : Higher plants take up nitrogen as (a) Nitrites only (b) Nitrates only (c) Nitrates and ammonia (d) Urea

Last Answer : Ans:(c)

Biofertilizers convert nitrogen to (1) nitrates (2) ammonia (3) nitrogenase (4) amino acids

Description : Biofertilizers convert nitrogen to (1) nitrates (2) ammonia (3) nitrogenase (4) amino acids

Last Answer : (2) ammonia Explanation: Bio-fertilizers are microorganisms which bring about nutrient enrichment of soil by enhancing the availability of nutrients to crops. The micro-organisms which act as bio ... bacteria convert free nitrogen to ammonia, which the host plant utilizes for its development.

If the sewage is fully oxidized, the nitrogen is in the form of – (1) Nitrites (2) Ammonia (3) Nitramines (4) Nitrates

Description : If the sewage is fully oxidized, the nitrogen is in the form of – (1) Nitrites (2) Ammonia (3) Nitramines (4) Nitrates

Last Answer : (4) Nitrates Explanation: Oxidized forms of nitrogen include nitrite (NO2) and nitrate (NO3). Nitrogen mainly occurs in wastewater in this form. Because nitrite is easily oxidized to nitrate, nitrate is the compound predominantly found in groundwater and surface waters.

Oxidation process results in the formation of A. Carbon dioxide B. Nitrates C. Sulphates D. All the above

Description : Oxidation process results in the formation of A. Carbon dioxide B. Nitrates C. Sulphates D. All the above

Last Answer : ANS: D

In sewage having fully oxidised organic matter, the nitrogen exists in the form of A. Nitrites B. Nitrates C. Free ammonia D. Aluminoid nitrogen

Description : In sewage having fully oxidised organic matter, the nitrogen exists in the form of A. Nitrites B. Nitrates C. Free ammonia D. Aluminoid nitrogen

Last Answer : ANS: B

In very first stage of decomposition of the organic matter in sewage A. Nitrites are formed B. Nitrates are formed C. Carbondioxide is formed D. Ammonia is formed

Description : In very first stage of decomposition of the organic matter in sewage A. Nitrites are formed B. Nitrates are formed C. Carbondioxide is formed D. Ammonia is formed

Last Answer : ANS: D

Nitrogen cycle of sewage, is A. Liberation of ammonia-formation of nitrites-formation of nitratesliberation of nitrogen B. Liberation of nitrogen-liberation of ammonia-formation of nitritesformation of nitrates C. Liberation of nitrogen-formation of nitrates-formation of nitritesliberation of ammonia D. Formation of nitrates-formation of nitrites-liberation of nitratesliberation of nitrates

Description : Nitrogen cycle of sewage, is A. Liberation of ammonia-formation of nitrites-formation of nitratesliberation of nitrogen B. Liberation of nitrogen-liberation of ammonia-formation of ... of ammonia D. Formation of nitrates-formation of nitrites-liberation of nitratesliberation of nitrates

Last Answer : ANS: A

For detecting the nitrates in sewage, the colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid and potassium hydroxide D. None of these

Description : For detecting the nitrates in sewage, the colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid and potassium hydroxide D. None of these

Last Answer : ANS: C

A well oxidized sewage contains nitrogen mainly as A. Nitrates B. Nitrites C. Free ammonia D. None of these

Description : A well oxidized sewage contains nitrogen mainly as A. Nitrates B. Nitrites C. Free ammonia D. None of these

Last Answer : ANS: A

Which desert is famous for its deposits of nitrates?

Description : Which desert is famous for its deposits of nitrates?

Last Answer : Atacama

What happens when nitrates of alkaline earth metal is heated?

Description : What happens when nitrates of alkaline earth metal is heated?

Last Answer : Ans The nitrates are made by dissolution of the carbonates in dilute nitric acid. Magnesium nitrate crystallises with six molecules of water, whereas barium nitrate crystallises as the anhydrous salt. ... hydration enthalpy. All of them decompose on heating to give the oxide like lithium nitrate.

Nitrates are absorbed at pH below ___________: a. 5 b. 6 c. 7 d. 8

Description : Nitrates are absorbed at pH below ___________: a. 5 b. 6 c. 7 d. 8

Last Answer : 5

. Hunsdiecker reaction is used for the preparation of (a) Alkyl chlorides and bromides (b) Alkyl nitrates and nitrites (c) Ketenes (d) Alcohols

Description : . Hunsdiecker reaction is used for the preparation of (a) Alkyl chlorides and bromides (b) Alkyl nitrates and nitrites (c) Ketenes (d) Alcohols

Last Answer : Alkyl chlorides and bromides

Which of the following property(ies) is/are seen in the members of family Enterobacteriaceae? A.Theyare catalase-positive B.Theyare oxidase-negative C.They ferment glucose D.They reduce nitrates to nitrites

Description : Which of the following property(ies) is/are seen in the members of family Enterobacteriaceae? A.Theyare catalase-positive B.Theyare oxidase-negative C.They ferment glucose D.They reduce nitrates to nitrites

Last Answer : B.Theyare oxidase-negative

Mathamoglobinemia or blue baby disease is caused due to (A) Chlorides (B) Nitrites (C) Nitrates (D) Sulphides

Description : Mathamoglobinemia or blue baby disease is caused due to  (A) Chlorides  (B) Nitrites  (C) Nitrates  (D) Sulphides 

Last Answer : (C) Nitrates 

Which of the following is a primary pollutant in atmospheric air? A. Cl2 B. SO3 C. Nitrates D. Sulphates

Description : Which of the following is a primary pollutant in atmospheric air? A. Cl2 B. SO3 C. Nitrates D. Sulphates

Last Answer : A. Cl2

Though nitrates and calcium channel blockers are both vasodilators, they are used concurrently in angina pectoris, because: A. They antagonise each other’s side effects B. Nitrates primarily reduce preload while calcium channel blockers primarily reduce after-load C. Nitrates increase coronary flow while calcium channel blockers reduce ca

Description : Though nitrates and calcium channel blockers are both vasodilators, they are used concurrently in angina pectoris, because: A. They antagonise each other's side effects B. Nitrates primarily ... primarily reduce after-load C. Nitrates increase coronary flow while calcium channel blockers reduce ca

Last Answer : B. Nitrates primarily reduce preload while calcium channel blockers primarily reduce after-load

Select the drug which can markedly potentiate the vasodilator action of organic nitrates: A. Propranolol B. Fluoxetine C. Hydrochlorothiazide D. Sildenafil

Description : Select the drug which can markedly potentiate the vasodilator action of organic nitrates: A. Propranolol B. Fluoxetine C. Hydrochlorothiazide D. Sildenafil

Last Answer : D. Sildenafil