Question : Which one among the following minerals is essential for the transmission of nerve impulses in the nerve fibres of human body?
A. Sodium
B. Iodine
C. Cobalt
D. Calcium
Question Listed : Sodium, Nutrition,
Question : A person suffering from high blood pressure should avoid foods which are rich in
A. Iron
B. Calcium
C. Iodine
D. Sodium
Question Listed : Sodium, Nutrition,
Question : Which one of the following elements is needed in the human body to transfer electric signals by nerve cells?
A. Caesium
B. Rubidium
C. Sodium
D. Lithium
Question Listed : Sodium, Human Anatomy,
Question : What are the soaps?
A. Esters of heavy fatty acids
B. Sodium or potassium salts of heavier fatty acids
C. Mixture of glycerol and alcohols
D. Salts of silicates
Question Listed : Sodium, Potassium, Salts, Fatty Acid, Synthetic Material,
Question : Washing soda is the common name for
A. Calcium carbonate
B. Sodium bicarbonate
C. Calcium bicarbonate
D. Sodium carbonate
Question Listed : Sodium Carbonate, Elements, Metals,
Question : Permanent hardness of water may be removed by the addition of
A. lime
B. potassium permanganate
C. alum
D. sodium carbonate
Question Listed : Sodium Carbonate, Elements, Metals,
Question : Now a days, Yellow lamps are frequently used as street lights. Which among the following gases, is used in these lamps?
A. Nitrogen
B. Hydrogen
C. Neon
D. Sodium
Question Listed : Gas, Sodium,
Question : The inexpensive and commonly used variety of glass is called soda glass. It is called so because
A. is made using soda lime
B. was initially used for storing sodium carbonate
C. is made using soda(sodium carbonate)
D. was used initially for making bottles of soda(carbonated drink)
Question Listed : Soda, Sodium Carbonate, Chemistry,
Question : Which of the following chemicals used in photography is also known as hypo?
A. silver nitrate
B. sodium thiosulphate
C. silver iodide
D. silver bromide
Question Listed : Sodium Thiosulphate, Chemical,
Question : Which chemical was an important symbol in Indias struggle for freedom?
A. Sodium Chloride
B. Silver Iodide
C. Ammonium Nitrate
D. Acetic acid
Question Listed : Sodium Chloride, Chemical,