Exams

Different varieties of the same gene are called 1) Genotypes 2) Sib pairs 3) Alleles 4) Isomers

Buoyancy is a/an 1) upward pressure 2) downward pressure 3) downward force 4) upward force

To protect steel and iron from rusting, a thin layer of which one of the following metals is applied ? 1) Magnesium 2) Zinc 3) Aluminium 4) Lead

Myopia is a defect in human vision where an image of a 1) nearby object is focused beyond the retina. 2) nearby object is focused before the retina. 3) distant object ...

The device used to produce electric current is known as 1) motor 2) generator 3) ammeter 4) galvanometer

Twinkling of stars is primarily due to the atmospheric 1) refraction 2) reflection 3) polarization 4) dispersion

Tyndall effect is a phenomenon of a 1) scattering of light by the colloidal particles. 2) refraction of light by the colloidal particles. 3) dispersion of light by dust particles. ...