Blood does not coagulate inside the body due to the presence of___________?
A. Haemoglobin B. Fibrin C. Heparin D. Plasma
Study of “Aging” is called __________?
A. Gerontology B. Hstologyh C. Pysiology D. Anthropology
LPG consists of mainly:___________?
A. Methane, Ethane and Hexane B. Ethane, Hexane and Nonane C. Methane, Hexane and Nonane D. Methane, Butane and Propane
Which of the following are the ingredients of gun metal?
A. Iron, Zinc and Titanium B. Iron and Tin C. Iron, Brass and Tin D. Copper, Tin and Zinc
Non stick cooking utensils are coated with________?
A. Black paint B. PVC C. Teflon D. polystyrene
The gas usually filled in the electric bulb is___________?
A. Nitrogen B. Hydrogen C. Carbon dioxide D. Oxygen
The ozone molecule contains which type of bonding__________?
A. Dative bond B. Covalent bond C. Both A and B D. Ionic Bond
The gases used in different types of welding would include ___________?
A. Oxygen and hydrogen B. Oxygen, hydrogen, acetylene and nitrogen C. Oxygen, acetylene and argon D. Oxygen and acetylene
Chemical formula for Water is _______ ?
A. NaAlO2 B. H2O C. Al2O3 D. CaSiO3