Study of life in outer space is called
A) Endobiology B) Exobiology
C) Entrobiology D) Neobiology
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In an atomic explosion, enormous energy is released which is due to the 1 Conversion of neutrons into protons 2 Conversion of chemical energy into nuclear energy 3 Conversion of mass into energy 4 None of these
What is the percent of plazma in blood?
precautions to be observed while using electrical equipment
Titanium is purified by 1 Zone refining 2 Electrolysis 3 Van Arkel method 4 Hydraulic washing
Write two characteristics of Science.
0 Answers Mahatma Gandhi University,
if appointed at aryabhatt school for how long should we expect you work with us
What is the Cellular Structure ?
Which comet collided with jupiter?
Which of the following is not a compound? 1 Silica 2 Red lead 3 Slaked lime 4 Black lead
Which of the following is used as a coolant in nuclear reactors? 1 Heavy water 2 Cadmium 3 Liquid sodium 4 None of these
2 Answers WBCS West Bengal Civil Service,
The age of most ancient geological formations is estimated by 1 Potassium-argon method 2 Ra-Si method 3 C14method 4 Uranium-lead method
Long distance photography is facilitated by 1 Visible light 2 X-rays 3 Infrared rays 4 Ultraviolet rays