Testing 10 questions

1. A light ray is incident on a transparent material X which is in contact with another transparent material Y. The reason for the ray to fail in emerging out through Y is
   1. X is rarer medium
   2. X is denser medium
   3. Y is denser medium  
   4. Y is rarer medium
2. The difference between ‘quick lime’ and ‘slaked lime’ is  
   1. only one of them has a ‘carbonate’ radical as its constituent
   2. one of them has ‘hydrogen’ as its constituent elements
   3. one has 4 constituent elements and the other has 3
   4. one has – HCO3 as its constituent and the other has – CO3
   
   
3. Currency with the public is known as
   1. M1
   2. M2 
   3. M3
   4. M4
   
   
4. Antacid tablets like MPS contain
   1. Ca (OH)2
   2. NaOH
   3. Mg (OH)2
   4. KOH and NaOH
   
   
5. number of molecules of energy currency, FADH2 and NADH2 formed in ethanolic fermentation respectively are  
   1. 0, 2, 1
   2. 2, 2, 2
   3. 2, 2, 6
   4. 2, 0, 2
   
   
6. To initiate artifial rains, the clouds can be seeded with
   1. liquid O2
   2. solid H2 
   3. liquid CO
   4. solid CO2
   
   
7. The IUPAC name of CH3–CH2–CH2–C(CH3)2-OH is  
   1. 1, 1 dimethyl-1-butanol
   2. dimethyl butyl alcohol
   3. 2-methyl-2-pentanol
   4. 2-hydroxy-2-metyl pentane
   
   
8. Currency with the public is known as  
   1. M1
   2. M2
   3. M3
   4. M4
   
   
9. Antacid tablets like MPS contain  
   1. 1857
   2. 1859
   3. 1858 
   4. 1856
   
   
10. The difference between ‘quick lime’ and ‘slaked lime’ is
    1. only one of them has a ‘carbonate’ radical as its constituent
    2. one of them has ‘hydrogen’ as its constituent elements
    3. one has 4 constituent elements and the other has 3  
    4. one has – HCO3 as its constituent and the other has – CO3
    
    

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