List of practice Questions

Glucose on treatment with Tollens reagent produce silver mirror. This shows the presence of:
The random motion of colloidal particles in the dispersion medium is known as:
$Ag _{2} O + H _{2} O _{2} \longrightarrow 2 Ag + H _{2} O + O _{2}$ In the above reaction $H _{2} O _{2}$ acts as a :
The value of azimuthal quantum number $ (l) $ is $2$ then the value of principal quantum number $ (n) $ is:
The formula of malachite ore is:
The IUPAC name of $Ni ( CO )_{4}$ is :
Which compound is formed when calcium carbide reacts with heavy water?
What is true for plasmid : -
What is the intensity of sound in normal conversation?
m-RNA is synthesised on DNA template in which direction
In negative operon
In Lederberg's replica plating experiment what shall be used to obtain streptomycin resistant strain
Gene and cistron words are sometimes used synonymously because
Excess of $Na^+$ ions in human system causes
The incorrect IUPAC name is
Which one of the following is not correctly matched?
In intrinsic semiconductor at room temperature, number of electrons and holes are:
Which one of the following is correctly matched?
Brain depends on blood for the supply of
Who discovered photophosphorylation?
An oocyte is released from the ovary under the influence of LH
Photosynthetic bacteria do not contain
Which of the following statements is correct regarding short day plants (SDPs)?
Stomata remain open during day. Stomata help in exchange of gases.
Cocaine is a stimulant, which may cause addiction. It is an alkaloid obtained from