(A) in
(B) into
(C) at
(D) for
Author:
High frequency have __ wavelength.
(A) Longest
(B) Shorter
(C) Shortest
(D) None of the above
Who invented printing for blind?
(A) Charles Darwin
(B) Edward Jenner
(C) Louis Braille
(D) None of the above
Among following highly intelligent mammal is?
(A) Dolphins
(B) Kangroes
(C) Elephants
(D) Cat
‘Inability to sleep’ is due to which disease?
(A) Insomnia
(B) Hypothalmus
(C) Depression
(D) None of the above
Energy generation in stars is due to which reason?
(A) Fusion of light nuclei
(B) Fission of light nuclei
(C) Stars absorbs light of sun
(D) All of the above
Who invented Transistor?
(A) John Frank
(B) Michael Max
(C) Wholer
(D) Bardeen
For all the cycles in ecosystem what is the driving force?
(A) Sun
(B) Air
(C) Earth
(D) Water