The average salinity of sea water is
1 2%
2 2.5%
3 3%
4 3.5%
who is the father of sex?
Which of the following is used for removing air bubbles from glass during its manufacture? 1 Feldspar 2 Arsenious oxide 3 Potassium carbonate 4 Soda ash
Which of the following roofs provide better protection against heat? 1 Cement slab 2 Asbestos sheets 3 Reinforced concrete 4 None of these
In fireworks, the green flame is produced because of 1 Mercury 2 Sodium 3 Potassium 4 Barium
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Heavy water is 1 Sea water (H2O+Salt) 2 D2O 3 H2O2 4 None of these
What is super nova?
Arihant was commissioned on which day?
What ate the most essential parts of the human body ?
2 Answers State Bank Of India SBI,
Atom bomb is based on the principle of 1 Nuclear fusion 2 Nuclear fission 3 Both (a) & (b) 4 None of these
4 Answers ECAT, Group 4 iv, Qnet, UPSC,
Which is the first atomic submarine of india?
Which of the following gases is not known as green house gas? 1 Carbon dioxide 2 Methane 3 Nitruous oxide 4 Hydrogen
4 Answers ACIO, Infosys, ptet,