List of top Questions asked in NEET (UG)- 1999

Cassiterite is an ore of

Cholecystokinin and duocrinin are secreted by

Colours appear on a thin soap film and on soap bubbles due to the phenomenon of

Haemoglobin is a type of

How many g of dibasic acid (mol. wt. 200) should be present in 100 mL of the aqueous solution to give 0.1 normality ?

Hybridoma cells are

If a unit vector is represented by $ 0.5 \widehat{ i} - 0 . 8 \widehat{j} + c \widehat{k}$ then the value of c is

In Friedal-Craft's alkylation besides $AlCl_3$ the other reactants are

Magnetic field intensity at the centre of coil of 50 turns, radius 0.5 m and carrying a current of 2 A, is

Natural rubber is a polymer of

Net gain of ATP molecules per hexose during aerobic respiration is

Purification of aluminium by electrolytic refining is called

Rate of heart beat is determined by

Sympathetic neural system induces

Tablets to prevent male contraception contain

Tendon is made up of

Terylene is a condensation polymer of ethylene glycol and

The closing and opening of the leaves of Mimosa pudica is due to

The Minamata disease in Japan was caused through the pollution of water by

The photoelectric work function for a metal surface is 4.125 eV. The cut-off wavelength for this surface is

The plant, which bears clinging roots, is

The type of hybridization of boron in diborane is

Type of placentation in which ovary is syncarpous unilocular and ovules are on sutures is called

Wavelength of light of frequency 100 Hz

Which is the principal cation in the plasma of the blood?