A. Amino acid
B. Biological catalyst
C. Protein
D. Enzyme
Related Mcqs:
- Margarine is a/an____________________?
A. Fat
B. Explosive
C. Plasticiser
D. Rocket propellant - Riboflavin is a/an____________________?
A. Vitamin
B. Analgesic drug
C. Anaesthetics
D. Anti-malarial drug - ______________ Nature of hypo (sodium thiosulphate) makes it useful in photography ?
A. Oxidising
B. Reducing
C. Complex forming
D. Photochemical - Presence of H2S in raw water (to be chlorinated) results in the_____________________?
A. Reduced softening capacity of zeolite
B. Increased dosage of chlorine to provide a disinfecting residual in the water
C. Easy removal of its hardness
D. None of these - In sulphate pulp manufacture, the pressure and temperature in the digestor is____________________?
A. 10 atm., 800 °C
B. 10 atm., 170-180°C
C. 1 atm., 170 – 180°C
D. 1 atm., 800°C - Graphite is a/an________________________?
A. Electrical insulator
B. Allotrope of carbon
C. Moderator used in nuclear reactor
D. Both B. and C. - Polymethyl methacrylate (PMMA) is known as ____________________?
A. Bakelite
B. Teflon
C. Perspex
D. Nylon-6 - ____________________ of rubber decreases after its vulcanisation?
A. Resistance to the action of organic solvent
B. Tackiness
C. Maximum service temperature
D. Tensile strength - In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst___________________?
A. Gives higher conversion efficiency
B. Has a longer life and is not poisoned by arsenic
C. Handles lower SO2 content gas (7 -10% SO2), thus increasing the capital cost of the plant
D. All A , B. and C. - Bleaching action of bleaching powder is due to its _____________ properties ?
A. Reducing
B. Oxidising
C. Disinfecting
D. None of these
