Which one is the brightest star in the night sky?
Which one is the brightest star in the night sky?
A. Betelgeuse
B. Sirius
C. Rigel
D. Polaris
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Humming bird belongs to a category called ?
Humming bird belongs to a category called ?A. Ectotherm
B. Endotherm
C. Exotherm
D. Heterotherm.Medium sized kidney stones are removed by__________?
Medium sized kidney stones are removed by__________?A. Dialysis
B. Lithotripsy
C. Excretion
D. LaserThe salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.
The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.A. 1 gram
B. 10 grams
C. 1 kg
D. 10 kg“Gastric juice” is a secretion of the glands present in________?
“Gastric juice” is a secretion of the glands present in________?A. Gall Bladder
B. Kidneys
C. Stomach
D. None of theseGastric gland, any of the branched tubules in the inner lining of the stomach that secrete gastric juice and protective mucus.
The atmospheric air is held to the Earth by?
The atmospheric air is held to the Earth by?A. gravity
B. winds
C. clouds
D. rotation of the EarthThe main function of the kidney is ____________?
The main function of the kidney is ____________?A. To control blood pressure
B. To control body temperature
C. To remove waste product from the body
D. To help in digestion of food