List of practice Questions

Which of the following is used to manufacture ethanol from starch:
Homo sapiens have evolved in:
Character which is closely related to human evolution:
Which evidence of evolution related to Darwin's finches:
Who is directly related to man:
Which is not a vestigial organ in man?
Consider an infinite geometric series with first term a and common ratio r. If its sum is 4 and the second term is 3/4 then
What happens if bone of frog is kept in dilute hydrochloric acid?
Cleavage in mammals is
Which of the following animals have scattered cells with cell - tissue grade organisation?
Similarity in Ascaris lumbricoides and Anopheles Stephensi is
Which food should be eaten during deficiency of rhodopsin in eyes?
The sum of distances of any point on the ellipse $3x^2+4y^2=24$ from its foci is
Gravitational force is required for
A body of weight 72 N moves from the surface of earth at a height half of the radius of earth, then gravitational force exerted on it will be
If $G$ is the universal gravitational constant and $p$ is the uniform density of a planet. Then shortest possible period of rotation of the planet can be
For the adjoining diagram, a triangular lamina is shown the correct relation between \(I_1\), \(I_2\) & \(I_3\) is:
(\(I\) – moment of inertia)
triangular lamina
Electrolytic reduction of alumina to aluminium by Hall-Heroult process is carried out
The sulphide ore of copper is concentrated by:
SO have
After an interval on one day ${1/6}^{th}$ of the initial amount of a radioactive material remains in a sample. Then its half life is
An atom of mass number A and atomic number Z emits successively an $\alpha$-particle, a $\beta$-particle and a $\gamma$-ray. The mass number and atomic number of the end product are
The relation between $\alpha\,and\,\beta$ parameters of a transistor is given by
Relative permeability of iron is 5500. Its magnetic susceptibility is
A compound has $C =40 \%, H =13.33 \%$ and $N =46.67 \% .$ The empirical formula is: