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

Law of gravitation is not applicable if A) Velocity of moving objects are comparable to velocity of light B) Gravitational field between objects whose masses are greater than the mass of sun.

For the adjoining diagram, a triangular lamina is shown the correct relation between \(I_1\), \(I_2\) & \(I_3\) is:
(\(I\) – moment of inertia)

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