List of practice Questions

Many freshwater animals cannot live for a long in sea water and vice versa mainly because of the

Let $z_1$ and $z_2$ be two distinct complex numbers and let $z = (1 - t) z_1 + tz_2$ for some real number t with $0 < t < 1$. If $arg (w) $ denotes the principal argument of a non-zero complex num ber w, then

Least volatile hydrogen halide is

In Tyndall effect the colloidally suspended particles

In the fully organised Polygonum type of embryo sac, what is the ratio of haploid, diploid and triploid nuclei?

In the complex ion $\left[ Co \left( NH _{3}\right)_{6}\right]^{3+}$, the $NH _{3}$ molecules are linked to the central metal ion by

In tetragonal crystal system, which of following is not true?

In Lucas test an alcohol react immediately and gives insoluble chloride. The alcohol is

In India tropical rain forests occur in

In five kingdom system of classification of RH Whittaker, how many kingdoms contain eukaryotes?

If the energy, $E = G^p \,h^q \,c^r$, where $G$ is the universal gravitational constant, $h$ is the Planck?? constant and $c$ is the velocity of light, then the values of $p$, $q$ and $r$ are, respectively

If $\alpha$ and $\beta$ are the roots of the equation $x^{2} - x + 1 = 0$, then $\alpha^{2009} + \beta^{2009} =$

Identify the correct chronological sequence periods of Mesozoic era.

Hyaline cartilage does not have

How many ions are produced from $ [Co{{(N{{H}_{3}})}_{6}}]C{{l}_{3}} $ in solution?

How many bonds are there in

Homologous structures are a result of

Homologous organs have

Highest electron affinity is shown by

Highest oxidation state of $Mn$ is present in

Haversian canal is present in

Gravitational acceleration on the surface of a planet is $\frac{ \sqrt{6}}{11}$ where g is the gravitational acceleration on the surface of the earth. The average mass density of the planet is 1/3 times that of the earth. If the escape speed on the surface of the earth is taken to be 11 kms$^{-1}$, the escape speed on the surface of the planet in kms$^{1}$ will be.

Function of $ABA$ is

Function of $ADH$ is

Four holes of radius $R$ are cut from a thin square plate of side $4R$ and mass $M$. The moment of inertia of the remaining portion about z-axis is