List of practice Questions

Urea is transported by
The vacuoles are surrounded by a thin membrane called
The unit in which the solubility product of barium phosphate is expressed as
The tidal waves in the sea are primarily due to
The term antibiotic was coined by:
The stem of submerged hydrophytes is soft and weak due to
The recapitulation theory was proposed by:
The process of transfer of genetic information from DNA to RNA is
The pH value of $0.1\, M\, NaOH$ solution is (when there is a given reaction $\left.\left[ H ^{+}\right]\left[ OH ^{-}\right]=10^{-14}\right)$
The part of cauliflower that we eat is
The pace maker of heart is
The equivalent conductance of $Ba^{2+}$ and $Cl^-$ are respectively $127$ and $76 \,ohm^{-1}\,cm^2\, eq^{-1}$ at infinite dilution. What will be the equivalent conductance of $BaCl_2$ at infinite dilution?
The energy of photon is given as : $\Delta $E/atom= $3.03 \times 10^{-19} J atom^{-1},$ then the wavelength $(\lambda)$ of the photon is (Given, h(Planck's constant) $=6.63 \times 10^{-34}$ Js, c (velocity of light) $= 3.00 \times 10^8 ms^{-1}$
The end of long bone is connected to another by
The combustion enthalpies of carbon, hydrogen and methane are $-395.5\, kJ\, mol ^{-1},-284.8\, kJ\, mol ^{1}$ and $-890.4\, kJ \,mol ^{-1}$ respectively at $25^{\circ} C$. The value of standard formation enthalpies of methane at that temperature is
The boiling point of $CCl _{4}$ is higher than that of $CHCl _{3}$ because
The boiling point of heavy water is
Sprain is due to excessive pulling of
Sodium thiosulphate is used in photography to
Shape of $Fe(CO)_5$ is
Scurvy is caused due to deficiency of
Salicylic acid is prepared from phenol by
Role of enzyme in reactions is to/as
RNA does not contain:
Ribosomes of bacteria, mitochondria and chloroplasts are of: