Permanent hardness of water is due to the presence of __________?
A. Sodium bicarbonate
B. Calcium sulfate
C. Calcium bicarbonate
D. None of these
A. Sodium bicarbonate
B. Calcium sulfate
C. Calcium bicarbonate
D. None of these
A. Tuberculosis
B. Cholera
C. Malaria
D. Diabetes
A. Push-pull
B. Side-side
C. Up-down
D. None of the above
The good sources of Vitamin-B Complex are?
A. green leafy vegetables
B. seeds
C. fresh vegetables and fruits
D. sea foods
A. Proteins
B. Vitamins
C. Carbohydrates
D. Fats
A. Blood glucose level
B. The body pH value
C. Amount of hemoglobin
D. Salinity in Urine
A biosensor is a sensor exploiting a biomolecule and is used to measure the presence of a certain substance in a liquid. For example, the medical world uses biosensors to detect a virus in the blood or to measure glucose levels in blood. These are mainly point-of-care applications, where direct results are important.
A canyon is a large form of ________?
A. Dry valley
B. Gorge
C. Pediment
D. Badiand