Which of the following is not a nucleon? Electron Neutron Positron Proton TRUE ANSWER : ? YOUR ANSWER : ?
The items amenable to detection by soft x-rays are contrabands genuine coins from counterfeit coins lead in bullets narcotics TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not a precious/semi-precious stone? Emerald Pearl Ruby Sapphire TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following fuels causes minimum environmental pollution? Kerosene Diesel Coal Hydrogen TRUE ANSWER : ? YOUR ANSWER : ?
Which one is the simplest aromatic hydrocarbon Chloride Benzene Aspirin Picric acid TRUE ANSWER : ? YOUR ANSWER : ?
Aqueous solution of which of the following is a good conductor of electricity Ammonia Glucose Acetic acid Ammonium acetate TRUE ANSWER : ? YOUR ANSWER : ?
When a spoon is to be electroplated with nickel the spoon is Made cathode and a pure nickel red, the anode Made anode and a pure nickel rod, the cathode Coated with nickel sulphate and dried Dipped in a nickel sulphate solution TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not a nitrogenous fertilizer ? NH4NO3 Urea Ca(CN)2 CaCN2 TRUE ANSWER : ? YOUR ANSWER : ?
Choose the incorrect statement pertaining to organic compounds They do not dissolve in water They have low melting and boiling points They are not easily combustible They contain mainly carbon and hydrogen TRUE ANSWER : ? YOUR ANSWER : ?