List of practice Questions

Pyramid of numbers in a pond ecosystem is

Pyrenoids are the centres for formation of

Study of inter-relationships between organisms and their environment is

Testosterone is produced by

In the periodic table from left to right in a period, the atomic volume

One of the characteristic properties of non-metals is that they

Chloroplast of Chlamydomonas is

When $CuSO_4 $ is electrolysed using platinum electrodes?

Industrial preparation of chloroform employs acetone and

The escape velocity from earth is 11.2 km/s. If a body is to be projected in a direction making an angle 45$^{\circ}$ to the vertical, then the escape velocity is

Glucose is taken back from glomerular filtrate

The number of atoms contained in a fcc unit cell of a monoatomic substance is

Theory of Natural Selection dwells on

Two masses of 1 g and 9 g are moving with equal kinetic energies. The ratio of the magnitudes of their respective linear momenta is

When chlorine is passed through propene at $400^{\circ} C,$ which is the following is formed?

When hydrochloric acid gas is treated with propene in presence of benzoyl peroxide, it gives

In Ulothrix/Spirogyra, reduction division (meiosis) occurs at the time of

Termination of gastrulation is indicated by

Interference was observed in interference chamber where air was present, now the chamber is evacuated, and if the same light is used, a careful observer will see

Diamond is very hard because

Vitamin K is required for

Bordered pits are found in

Double fertilization is characteristic of

Maximum solar energy is trapped by

Pteridophytes differ from mosses/bryophytes in possessing