Which of the following fertilizers leaves acidic residue?
1 Urea
2 Ammonium phosphate
3 Ammonium sulphate
4 None of these
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the place where maximum sunlight is present in december . 1. chennai 2.koimbatur 3.banglore 4. kanyakumari
Why sun seems to be a red colour while sun-rising and sun- setting?
Find the odd one: 1 Marble 2 Chalk 3 Limestone 4 Slaked lime
Which of the following is the basis of modern periodic table? 1 Atomic mass 2 Atomic number 3 Atomic size 4 Atomic volume
What is the Biology ?
The presence of which of the following salts in water causes corrosion in steam boilers? 1 Sodium chloride 2 Magnesium chloride 3 Calcium bicarbonate 4 Potassium bicarbonate
Which is india’s primary nuclear facility?
Which is the most famous comet?
How many colours the sunlight spectrum has ? 1 Five 2 Three 3 Seven 4 Nine
Which of the following is called a strategic metal? 1 Silicon 2 Germanium 3 Titanium 4 Uranium
The highest grade of coal whose surface is shining and has the highest calorific value, is 1 Bituminous 2 Lignite 3 Anthracite 4 Peat
1 Answers Neyveli Lignite Corporation,
The element nickel is a 1 Magnetic metal 2 Radioactive metal 3 Non magnetic metal 4 Complex element
Biological Sciences 
