The variety of coal in which the deposit contains
recognizable traces of the orginal plant material is
1 Anthracite
2 Lignite
3 Peat
4 Bitumen
Who is the first female cosmonaut?
Which of the following re synthetic rubbers? 1.Thiokol 2.Isoprene 3.Neoprene 1 1 and 2 2 2 and 3 3 1 and 3 4 1,2 and 3
Why cMadurai is hotter than chennai?
Quartz crystals normally used in quartz clocks etc. is chemically 1 Sodium silicate 2 Germanium oxide 3 Silicon dioxide 4 None of these
Explain the Aesthetic and Moral values of Science
0 Answers Mahatma Gandhi University,
Write two characteristics of Science.
0 Answers Mahatma Gandhi University,
Which of the following is used in making smoke bombs? 1 Sulphur 2 phosphorus 3 Hydrogen 4 Carbon
Which of the following is the lightest gas? 1 Nitrogen 2 Hydrogen 3 Ammonia 4 Carbon dioxide
Why sun seems to be a red colour while sun-rising and sun- setting?
The age of most ancient geological formations is estimated by 1 Potassium-argon method 2 Ra-Si method 3 C14method 4 Uranium-lead method
What are the important factors of cosmic rays?
what is CAPITA in accounts?