List of practice Questions

If $\tan^{-1} \left(\frac{x}{y}\right) + \log \sqrt{x^{2} +y^{2}} = 0 $ , then $\frac{dx}{dy} = $

Let $f\left(x\right) = \frac{\log\left(1+ex\right)-\log\left(1-x\right)}{x} , x\ne0 $ . Then $f$ is continuous at $x = 0$ if $f(0)$ =

Identify the placental hormone cited below

Heat of neutralization of any strong acid and strong base is always constant and $\Delta H= -57.3 \, kJ$. This is because

Helium molecule is monoatomic because

For $O_2$ molecule, molecular orbitals having lowest energy is

Food plant of Antheraea assama is

Field capacity of the soil includes

Fine structure of spectral lines is accounted in Sommerfeld atom model by considering

For yielding one molecule of glucose the Calvin cycle turns

Larger subunit of the ribosome helps in producing

Closing layers of lenticels may show the deposition of

Egg of frog is

Jute fibres are anatomically ............

The older resin clogged secondary xylem in the central part of the tree trunk and the younger outer secondary xylem which conducts water are __ and __ respectively.

The phyllotaxy is of decussate type in

Apocarpous gynoecium and rattle shaped stigma .are characteristic features of which family?

Albuminous cells are found in .........