A space rocket is propelled by
An automobile engine
Nuclear engine
Steam engine
Mixture of fuel and oxidiser called propellent
The substances applied to fabrics before dying them is called
Mordant
Chromatophores
Indigo
Antocynanins
The raw materials for the commercial manufacture of DDT are
Chlorobenzene and chloroform
Chlorobenzene and chloromethane
Chlorobenzene and chloral
Chlorobenzene and iodoform
Aspirin is chemically
Methyl benzoate
Ethyl salicylate
Acetyl salicylic acid
Hydroxy benzoic acid
Which of the following term means pain killing
Antibiotic
Analgesic
Antipyretic
Antiseptic
Which one is antibiotic?
Aspirin
Chloromycetin
Chloroquine
Madribon
One of the oxidants used in propellants is
Ammonium perchlorate
Nitrocellulose
Sulphuric acid
Dinitrogen tetroxide N204.
An antibiotic contains nitro group attached to aromatic nucleus in its structure. It is
Pencillin
Streptomycin
Tetracyclon
Chloroamphenicol
Morphine is
An alkaloid
An enzyme
A carbohydrate
A protein
Which of the following is an insecticide?
Bakelite
DDT
TNT