A G tansley
Terrestrial
Ernest haeckel
Lanin
The term reactor referred to in waste water treatment is
The Theory of Evolution was put forward by
The theory of inheritance of acquired character was propounded by
The threshold frequency is the frequency below which-
The time of exposure required for taking photograph of an object depends upon -
The time period of a satellite revolving in a circular path of radius R is T. the time period of the satellite of radius 9 R will be :
The time period of a seconds pendulums is-
The tip of the match-stick contains
The tonnage (1 ton, 2 ton, etc.) of an air conditioner (AC) denotes:
The total energy of an electron inside an atom is
