List of practice Questions

The electronic configuration with the highest ionization enthalpy is :

The megasporangium proper of an angiosperm ovule is represented by

Mycorrhizae are the example of:

Phosphoenol pyruvate (PEP) is the primary $CO_2$ acceptor in:

The correct increasing order of basic strength for the following compounds is :

The number of geometrical isomers of $CH_{3} CH=CH-CH=CH-CH=CHCl$ is

The variation of acceleration due to gravity $g$ with distance $d$ from centre of the earth is best represented by (R = Earth?s radius) :

A gas mixture consists of $2$ moles of oxygen and $4$ moles of Argon at temperature T. Neglecting all vibrational modes, the total internal energy of the system is

The value of the reaction quotient (Q) for the following cell:\[ \text{Zn(s) | Zn}^{2+} (0.01 \text{ M}) || \text{Ag}^+ (1.25 \text{ M}) | \text{Ag(s)} \] is:

Correct increasing order for the wavelengths of absorption in the visible region the complexes of $Co^{3+}$ is :

Let $F(x) = e^x, G(x) = e^{-x}$ and $H(x) = G(F(x))$, where $x$ is a real variable. Then $\frac{dH}{dx}$ at $x = 0$ is

The bulk modulus of a spherical object is $'B'$. If it is subjected to uniform pressure $'p'$, the fractional decrease in radius is :

Alexander Von Humbolt described for the first time:

Homozygous purelines in cattle can be obtained by:

In single Krebs Cycle decarboxylation takes place at ________ steps

The post-fertilization change involves _______.

Organisms possessing strong and stout forelimbs with clawed digits show ______ adaptations

Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement :

Select the mismatch

The association of histone H1 with a nucleosome indicates

Mixture of chloroxylenol and terpineol acts as

A gas is allowed to expand in a well insulated container against a constant external pressure of $2.5\, atm$ from an initial volume of $2.50\, L$ to a final volume of $4.50\, L$. The change in internal energy $\Delta U$ of the gas in joules will be

Photodiode is a device

In preparation of sulphuric acid from sulphur dioxide in lead chamber process. What substance is used as a catalyst ?

Which one of the following is NOT a disadvantage of self pollination?