List of practice Questions

The correct structure of $ {Fe(CO)_5}$ is (at. no. of $Fe = 26$)

Single step large mutation leading to speciation is also called

Single step large mutation leading to speciation is also called:

Select the incorrect statement.

$[Sc(H_2O)_6 ]^{3+}$ ion is

Sago is obtained from

RNA polymerase- $II$ is responsible for transcription of

Reflex action is

Reaction of solid $KMnO_4$ with conc. $H_2SO_4$ produces manganese heptoxide $(Mn_2O_7)$ in

Plants are killed in winter by frost because

A cylindrical vessel is filled with a liquid of density $d$ upto a height $h$, if the vessel is at rest, then the pressure at the bottom is

Pick the correct statement

Pick out the incorrect statement from the following

Pick out the correct statement from the following:

�Organ of Jacobson� helps in

Organ of Corti helps in

On monochlorination of $n$-pentane, the number of straight chain isomers formed is

Occurrence of endemic species in South America and Australia is due to

Nuclei of isotopes differ in

Nitrogen is absorbed by plants in form of

Myxoedema occurs due to

Myelin sheath is formed by

Mutation may be described as

Multilobed nucleus and granular cytoplasm are characteristics of which of the following type of WBCs ?

Most abundant mineral of animal body is