[{"id":140293,"question":"Which of these is the most widely used nitrogen fertilizer in Pakistan","choices":[{"text":"Urea","value":"A"},{"text":"Ammonium nitrate","value":"B"},{"text":"Ammonium Sulphate","value":"C"},{"text":"Ammonium chloride","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":140292,"question":"Ammonia gas used directly as a fertilizer is injected into the soil at a depth of about","choices":[{"text":"Two inches","value":"A"},{"text":"Three inches","value":"B"},{"text":"Five inches","value":"C"},{"text":"Six inches","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":140291,"question":"The percentage of nitrogen in urea is","choices":[{"text":"46","value":"A"},{"text":"60","value":"B"},{"text":"70","value":"C"},{"text":"80","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":140290,"question":"Fertililzer are made by","choices":[{"text":"Nature only","value":"A"},{"text":"Artificial methods only","value":"B"},{"text":"Both artificial and natural methods","value":"C"},{"text":"None of the above","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":140289,"question":"The disaccharide present in milk is","choices":[{"text":"Sucrose","value":"A"},{"text":"Maltose","value":"B"},{"text":"Lactose","value":"C"},{"text":"Cellobiose","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":140288,"question":"Enzymes are","choices":[{"text":"Proteins","value":"A"},{"text":"Minerals","value":"B"},{"text":"Oils","value":"C"},{"text":"Fatty acids","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":140287,"question":"Which of the following is not present in RNA?","choices":[{"text":"Uracil","value":"A"},{"text":"Thymine","value":"B"},{"text":"Ribose","value":"C"},{"text":"Phosphate","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":140286,"question":"The main structure features of proteins is","choices":[{"text":"An ester linkage","value":"A"},{"text":"An ether linkage","value":"B"},{"text":"The peptide linkage","value":"C"},{"text":"All","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":140285,"question":"Vitamin A is present in","choices":[{"text":"Liver","value":"A"},{"text":"Milk","value":"B"},{"text":"Green vegetables","value":"C"},{"text":"All","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":140284,"question":"Which of the following as a molecular diseaes?","choices":[{"text":"Allergy","value":"A"},{"text":"Cancer","value":"B"},{"text":"German measles","value":"C"},{"text":"Sickle cell anemia","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":140283,"question":"Which has maximum protein content?","choices":[{"text":"Ground nut","value":"A"},{"text":"Cow milk","value":"B"},{"text":"Egg","value":"C"},{"text":"Wheat","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":140282,"question":"Ascorbic acid is chemical name of","choices":[{"text":"Vitamin D","value":"A"},{"text":"Vitamin A","value":"B"},{"text":"Vitamin C","value":"C"},{"text":"Vitamin B6","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":140281,"question":"The digestion of fats in the intestines is aided by","choices":[{"text":"Diffusion","value":"A"},{"text":"Protection","value":"B"},{"text":"Peptization","value":"C"},{"text":"Emulsification","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":140280,"question":"The reagent which forms crystalline osazone derivation when treated with glucose is","choices":[{"text":"Fehling solution","value":"A"},{"text":"Phenyl hydrazine","value":"B"},{"text":"Benedict solution","value":"C"},{"text":"Hydroxyl amine","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":140279,"question":"Given below are some statements concerning formic acid, which of them is true?","choices":[{"text":"It is a weaker acid than acetic","value":"A"},{"text":"it is a reducing agent","value":"B"},{"text":"When its calcium salt is heated, it forms a ketone","value":"C"},{"text":"It is an oxidizing agent","value":"D"},{"value":"E"}],"correctAnswer":2}]