List of practice Questions

Histone proteins are
Hofmann bromamide degradation reaction is shown by_____________ .
High concentration of auxin is present in
High milk yielding cross bred Frieswal cow is the product of
Higher concentration of nitrogen dioxide in atmospheric air causes
Highest oxidation state of manganese in fluorides is $+4 (MnF_4)$ but highest oxidation state in oxides is $+7 (Mn_2O_7)$ because
Hexafluorocobaltate (III) ion is a high spin complex. The hybrid state of cobalt is
Hexose monophosphate shunt does not take place when :
HF is not stored in glass bottles because
HI can be prepared by all the following methods, except
Heterostyly as a contrivance for cross-pollination is found in
Hess's law states,
Helophytes are
Henry is the unit of
Hepatitis $B$ is transmitted through
Hepato-pancreatic duct opens into the duodenum and carries
Heavy stable nuclei have more neutrons than protons. This is because of the fact that
Heavy water is used as moderator in a nuclear reactor. The function of the moderator
Height at which the value of $g$ becomes $1/4th$ to that on earth is
Helium-oxygen mixture is used by deep sea diversin preference to nitrogen-oxygen mixture because
Heating of ore in presence of air to remove sulphur impurity is called
Heating pyrites air to remove sulphur dioxide is known as
Heat is absorbed by a body but its temperature does not rise. Which of the following statements explains the phenomena?
Heating a mixture of sodium benzoate and soda lime gives
Heating an aqueous solution of aluminium chloride to dryness will give