PHYSICS ONE LINER SET 50
1. Temporary hardness of water is due to the presence of which thing? Magnesium bicarbonate2. Which air pollutant affect the nervous system of man? Lead
3. Which oxyacid of halogen has maximum acidic nature? HClO4
4. What is the characteristic odour of garlic? A sulphur compound
5. What can be the maximum duration of totality for a solar eclipse? 7 minutes 40 seconds
6. Which of the following is good nuclear fuel? Plutonium-239
7. Which is the essential element in all organic compounds? Carbon
8. Salts of which element pro vide colours to fireworks? Strontiur and barium
9. Leukaemia or blood cancer is characterised by abnormal increase of which
cells?
White blood cells
10. What does Oxidation involve? Loss of electrons
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