Oranges are rich source of_______?
Sodium carbonate is produced by_______?
A: Amonia solvay process
B: haber process
C: decons process
D: lead chamber process
Amonia solvay process
Which of the following letter does not represent in periodic table?
Name the animal which can live without water in its entire life?
B: Desert lizard
C: Kangaroo rat
Battery was invented by_____?
A: Alessandro Volta
B: Nicolas Léonard Sadi Carnot
C: Michael Faraday
D: Friedrich Bessel
Which is the hardest substance in the human body?
B: Tooth enamel
C: Knee cap
Soap and detergents remove the dirt from clothes due to_____?
A: Capillary action
C: Lowering of interfacial tension
Lowering of interfacial tension
Deficiency of vitamin B1 is causes_____?
A: Bone Infection
What amount of fats give energy of 9.3 K Calories?
A: 1.0 gram
B: 0.5 gram
C: 2.0 gram
D: 4.1 gram
Water is heated in a kettlE. The inside water is heated by convection. A person sitting near the fire receives heat by ___?
E: None of these