Questions

Trypanosoma is a protozoan animal. It lives as a parasite in the blood and later invades the cerebrospinal fluid to cause the sleeping sickness. This parasite is transmitted by the Tsetse fly.

We know that polar substances are soluble in polar solvents and non polar substances are soluble in non-polar solvents only. Here the hydrocarbons are non-polar molecular substances and water is a polar solvent. So water can't dissolve hydrocabons.

Hence, as hydrocarbons are non-polar substances, they are insoluble in water as it is a highly polar solvent. 

Deceptive Ad :

Deceptive advertising is also known as “False Advertising”. It is one form of advertising that will equip consumers with false and misleading information.

Unfair Ad :

Unfair advertising is very dangerous to consumers that involve legal binding. 

When there is an occurrence of public policy and consumer rights violation in an advertising message, then it is coined as “Unfair advertising”.