Select the incorrect statement, among the following.
Haemoglobin is soluble in water
α - Keratin is soluble in water
Cellulose is a polymer of glucose
Chlorophyll is responsible for the synthesis of carbohydrates in plants.
The pair whose both species are used in antiacid medicinal preparations is
NaHCO3 and Mg (OH)2
Na2CO3 and Ca(HCO3)2
Ca (HCO3)2 and Mg(OH)2
Ca(OH)2 and NaHCO3
The vitamin that is not soluble in water is
Vitamin B1
Vitamin B2
Vitamin B6
Vitamin D
Blood cells will remain as such in
hypertonic solution
hypotonic solution
isotonic solution
none of the above
The dyes which are applied to the fabric in the colourless reduced state and then oxidised to coloured state are called
vat dyes
disperse dyes
triphenyl methane dye
azo dyes
Which of the following statement is not true?
Some disinfectants can be used as antiseptic at low concentration
Sulphadiazine is a synthetic antibacterial
Pheromones provide chemical means of establishing communication.
Norethindrone is a pheromone
Fluoroscein is an example of
phthalein dyes
triphenyl methane dyes
nitro dyes
Amphetamine is used as
anaesthetic
antidepressant
antimalarial
analgesic
Which of the following is used as an oxidising agent in hybrid fuel?
Cr2 O3
CrO3
H2O2
N2O4
Vitamin B6 is known as
pyridoxin
thiamine
tocopherol
riboflavin
