Detergents used for cleaning clothes and utensils contain 1 Nitrates 2 Bicarbonates 3 Sulphonates 4 Bismutnates

2 Answers  

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Which of the following elements is obtained from sea weeds? 1 Argon 2 Sulpur 3 Vanadium 4 Iodine

1 Answers   Argon, Iodine,

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What does the Haversion central canal in each osteon contains?

1 Answers   Jindal,

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Which of the following reactions is used for increasing the number of carbon atoms in a chain? 1 Substitution reaction 2 Wurtz reaction 3 Friedel – Crafts reaction 4 Cannizzaro’s reaction

2 Answers  

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in earth 1degree equals how many kilo meters?

1 Answers   ISRO,

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Give two National aims of science education

0 Answers   Mahatma Gandhi University,

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tea will coll most easily in a:

2 Answers  

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Which was the international geo - physical year?

0 Answers  

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Titanium is purified by 1 Zone refining 2 Electrolysis 3 Van Arkel method 4 Hydraulic washing

4 Answers  

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What is super nova?

0 Answers  

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Which of the following is commonly called a ‘polyamide’? 1 Rayon 2 Orlon 3 Terylene 4 Nylon

1 Answers  

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Who is the first female cosmonaut?

0 Answers  

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