What happens when amoeba is placed in distilled water?

1 Answer

Answer :

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Related questions

Last Answer : Battery capacity decreases and plate can be damaged.

Description : What happens if the solution in the conical flask gets washed with distilled water during the experiment?

Last Answer : That will depend on what the solution is, as well as many otherpossible conditions what you failed to specify in yourquestion.

Description : What happens when? a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. b) A pinch of mercuric oxide is kept in a test tube. c)A small crystal of silver nitrate is dissolved in distilled water and a drop of ammonium hydroxide & a pinch of glucose powder are added.

Last Answer : a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. After a few hours a coating of copper is seen on iron nail/plate. It is based on displacement reaction. ... on the inner walls of the test tube. Aldehyde group in glucose reduced silver nitrate to metallic silver.

Description : Is it safe to drink distilled water?

Last Answer : If you drink it 100% of the time, it can be, long term, bad for you because your metabolism will slow, your urine production may increase, and that may deplete your electrolytes. So, long term, it's ... time to time, and also drink other waters, juices, etc., then there's practically no risk at all.

Description : Is drinking distilled water healthy?

Last Answer : answer:I am not an expert in this area but I think you may need to adjust how you view the distilled vs natural water debate. I really don't think distilled water leaches necessary minerals from the ... that could even lead to a shorter life span. My 2 cents encourage you to consult true experts.

Description : Is there a way to de-scale stainless steel that has had regular (not distilled) water?

Last Answer : answer:Try some white vinegar mixed with water inside the tank. I have very hard water and lots of calcium deposits in my tea kettle; an occasional white vinegar bath cleans it out.

Description : What makes distilled water different?

Last Answer : Distilled water is pure H2O, without other additives (theoretically), "normal" water (tap, pond, river, sea ...) also contains other organic and inorganic compounds.

Description : Should it be? I'm just asking. I'm not going to drink it. :-)

Last Answer : it is drinkable but not healthy because it drains minerals because it is aggressive, it can dissolve and thus obtain materials from the container in which it is stored (then it is no longer distilled, yes) it is in any case better than organically or chemically contaminated

Description : $ Water potential of distilled water is zero. ! `C_(2)` cycle is also called Kelvin cycle.

Last Answer : $ Water potential of distilled water is zero. ! `C_(2)` cycle is also called Kelvin cycle. A. If both As ... R is wrong D. If both As and R are wrong.

Description : When ehtyl alcohol is distilled with bleaching powder and water then chloroform is obtained. The no. of moles of bleaching powder needed in the prepar

Last Answer : When ehtyl alcohol is distilled with bleaching powder and water then chloroform is obtained. The no. of moles of bleaching ... is A. 10 B. 5 C. 4 D. 2

Description : Why does conductivity of distilled water increase shortly after exposure to air?

Last Answer : Water easily absorb carbon dioxide or other gases from the atmosphere.

Description : Why Does a humidifier need distilled water?

Last Answer : The distillation process would have removed minerals that wouldotherwise build up and affect the operation of the humidifier.

Description : What is the difference between bottled spring water and distilled water, and which tastes best?

Last Answer : The water in my area sometimes tastes odd. What is considered the better choice in terms of pure drinking water? How does bottled spring water compare to distilled water? Whats the difference between the two?

Description : How can I make distilled drinking water at home?

Last Answer : Buy a berkey. look into it, it will change your life.

Description : Is distilled water healthier than plain tap water?

Last Answer : I currently drink just plain tap water. Is there any health benefit to distilled water for drinking?

Description : Chemically, dry ice is (a) ice formed from pure distilled water (b) solid carbon dioxide (c) solid sulphur dioxide (d) ice kept at sub-zero temperatures

Last Answer : Ans:(b)

Description : Select the one which is not a mixture – (1) Air (2) Gasoline (3) LPG (4) Distilled water

Last Answer : (4) Distilled water Explanation: Water (H2O) is the most abundant compound on Earth's surface. Water is a compound because it contains oxygen and hydrogen which are chemically combined in proportion.

Description : Iron rusts quickly in – (1) Rain water (2) Sea water (3) Distilled water (4) River water

Last Answer : (2) Sea water Explanation: Water is the enabler of fast oxidation of iron. So freshwater will also cause rust. However, salt water (sea water) is a very good conductor (lots of dissociated ions ... which causes the current to be re-versed and in effect the zinc corrodes rapidly, protecting the iron.

Description : Which of the following is the best conductor of electricity? (1) Ordinary water (2) Sea water (3) Boiled water (4) Distilled water

Last Answer : (2) Sea water Explanation: Sea water is a "good" conductor. It has a resistance and resistance increases by distance. So if you dip a very high voltage electric wire in the ocean, the area around it (even 100 meters or more based on how high it is) gets electric.

Description : Which of the following is the best conductor of Electricity? (1) Ordinary water (2) Sea water (3) Boiled water (4) Distilled water

Last Answer : (2) Sea water Explanation: It sounds crazy, but it's true! This is because Sea water has Salt that is a good conductor of electricity. Salt molecules are made of sodium ions and chlorine ions.

Description : Pick up the correct statement from the following: A. Hydrogen sulphide gas in excess, may cause corrosion of concrete sewers B. 4 ppm of Dissolved Oxygen (D.O.) is ensured before discharging the treated ... river C. Solubility of oxygen in sewage is 95% of that of distilled water D. All the above

Last Answer : ANS: D

Description : Pick up the correct statement from the following: A. In treated sewage, 4 ppm of D.O. is essential B. Only very fresh sewage contains some dissolved oxygen C. The solubility of oxygen in sewage is 95% that is in distilled water D. All the above

Last Answer : ANS: D

Description : When the electrolyte level of a lead-acid storage battery has decreased due to normal evaporation, the level should be reestablished by adding _____________. A. distilled water only B. sulfuric acid ... of sulfuric acid and distilled water D. a strong solution of sulfuric acid and distilled water

Last Answer : Answer: A

Description : Which of the listed forms of water should be added to a lead-acid battery? A. saltwater B. brackish water C. distilled water D. light water

Last Answer : Answer: C

Description : The proper way to mix the electrolyte for a battery is to add _____________. A. acid to alkaline water B. acid to distilled water C. alkaline water to acid D. distilled water to acid

Last Answer : Answer: B

Description : When a nickel-cadium battery begins gassing while connected to the battery charging circuit, you should _____________. A. do nothing as this is a normal condition when charging B. add distilled water ... to each cell to increase the specific gravity of the electrolyte D. decrease the charging rate

Last Answer : Answer: A

Description : When charging a nickel-cadmium battery, ____________. A. the charging rate should be lessened when gassing commences B. overcharging should be avoided C. the specific gravity of the electrolyte will be ... by the state of charge D. add distilled water just prior to charging to insure proper mixing

Last Answer : Answer: C

Description : When mixing electrolyte for a lead-acid storage battery, you should pour the ___________. A. distilled water into the acid in a zinc-plated container B. distilled water into the acid in a glass ... into the distilled water in a zinc-plated container D. acid into distilled water in a glass container

Last Answer : Answer: D

Description : The electrolyte in a lead-acid storage battery consists of distilled water and _____________. A. hydrogen chloride B. calcium chloride C. sulfuric acid D. muriatic acid

Last Answer : Answer: C

Description : The electrolyte used in a nickel-cadmium battery is distilled water and ______________. A. diluted sulfuric acid B. potassium hydroxide C. lead sulfate D. zinc oxide

Last Answer : Answer: B

Description : Why are fishes not able to survive in distilled water?

Last Answer : Take a fresh grape fruit and keep it in distilled water for an hour. It is stouter than before. Another fresh grape fruit kept in salty water for an hour will appear slim and wrinkled. The grape has ... of being blown out if the fish is to be in distilled water for a very long period of time.

Description : It is advisable to prepare Lassaignes extract in distilled water why?

Last Answer : Tap water usually contain dissolved chlorine which gives test for halogen.

Description : Steam distillation is not recommended to be used, if the (A) Azeotropic mixture is to be separated and the final product is miscible with water (B) Liquids decompose, if ... unstable or has the tendency to react with other components associated with it, at the boiling temperature

Last Answer : (A) Azeotropic mixture is to be separated and the final product is miscible with water

Description : Mechanical recompression evaporation is used in the production of (A) Alcohol (B) Distilled water (C) Salt (D) Fruits jam

Last Answer : (B) Distilled water

Description : Vegetables are canned in a) brine solution b) sugar solution c) distilled water d) all of these

Last Answer : a) brine solution

Description : The reagent used to distinguish iron(II) chloride and iron (ii) chloride (a)distilled water (b) NaOH (c) dil HCl (d) warm water

Last Answer : (b) NaOH

Description : Hydrogen ion concentration in distilled water is (A) 10 -7 (B) 7 × 10 -7 (C) 10 7 (D) 7 × 10 7

Last Answer : (A) 10 -7

Description : The term Biological Oxygen Demand (BOD) is used in relation to (A) Potable water (B) Cooling water (C) Distilled water (D) Industrial effluents

Last Answer : (D) Industrial effluents

Description : Standard unit of turbidity of water is in one litre of distilled water, one milligram of finely divided  (A) Silica  (B) Mud  (C) Clay  (D) Organic matter 

Last Answer : (A) Silica 

Description : The ratio of the weight of given volume of soil solids to the weight of an equal volume of distilled water at the given temperature, is known (A) Porosity (B) Specific gravity (C) Void ratio (D) Water content

Last Answer : (B) Specific gravity

Description : If the specific gravity of a soil particle of 0.05 cm diameter is 2.67, its terminal velocity while settling in distilled water of viscosity, 0.01 poise, is (A) 0.2200 cm/sec (B) 0.2225 cm/sec (C) 0.2250 cm/sec (D) 0.2275 cm/sec

Last Answer : (D) 0.2275 cm/sec

Description : For determine the specific gravity of soil solids, using a pycnometer of 500 cc., the following data is available : Weight of dry empty pycnometer = 125 g Weight of dried soil and pycnometer = 500 g Weight of dried soil and distilled ... of soil solids, is (A) 2.0 (B) 2.25 (C) 2.50 (D) 2.75

Last Answer : (C) 2.50

Description : According to IS : 2720 - 1965, the composition of a dispersing solution used in pipette analysis for determining the size of particles, is (A) sodium-hexametaphosphate 33 g, sodium carbonate 7 g ... -hexametaphosphate 23 g, sodium carbonate 17 g and distilled water one litre (D) None of these

Last Answer : Answer: Option A

Description : What is the pH of distilled water? (A) 0 (B) 1 (C) 7 (D) 14

Last Answer : (C) 7

Description : Which of the following has the highest value of refractive index? (A) Brine (sea water) (B) Diamond (C) Distilled water (D) Glass

Last Answer : (B) Diamond

Description : State the pH of distilled water and rainwater. Justify your answer with proper reasoning.

Last Answer : Answer. The pH of distilled water is 7 because it has no dissolved minerals. The pH of rainwater is slightly acidic less than 7 because it becomes a little acidic due to CO2 and SO2 molecules present in the atmosphere.

Description : A dead storage battery can be revived by A. Adding distilled water B. Adding so-called battery restorer C. A dose of H2SO4 D. None of the above

Last Answer : D. None of the above

Description : In lead acid accumulators, the container is filled with distilled water and concentrated sulphuric acid in the ratio of a. 1 : 2 b. 2 : 1 c. 3 : 1 d. 1 : 3

Last Answer : c. 3 : 1

Description : To prevent local action in battery, only …………is used in electrolytes A. Pump water B. Distilled water C. Tap water D. Both A and C

Last Answer : B. Distilled water

Description : On nephelometry turbidity unit (NTU) is equal to the turbidity produced by (a) 1 mg SiO2 dissolved in 1 l of distilled water with the test being run according to absorption principle (b) 1 ... Formazin dissolved in 1 l o f distilled water with the test being run according to scattering principle.

Last Answer : (d) 1 mg Formazin dissolved in 1 l o f distilled water with the test being run according to scattering principle.