Question : Thalassemia is an example of

Option 1: Deletion mutation

Option 2: Point mutation

Option 3: Silent mutation

Option 4: Frame shift mutation

Question : Addition excessive amounts of heat to a lake is referred to as:

Option 1: Refrigeration effect

Option 2: Green House effect

Option 3: Thermal pollution

Option 4: Heat Bloom

Question : When single gene controls the expression of more than one character, it is said to be

Option 1: Heterotrophic

Option 2: Autotrophic

Option 3: Allotropic

Option 4: Pleiotropic

Question : The reverse effect of X-ray emission is

Option 1: Raman effect

Option 2: Compton effect

Option 3: Zeeman effect

Option 4: Photoelectric

Question : The unit of noise pollution (level) is:

Option 1: decibel

Option 2: decimal

Option 3: ppm

Option 4: none of these