66. Shape selective catalyst are known by this name because

1. 1. of the shape ofcatalyst

   
   
   

   2. of specificity of catalyst

   
   
   

   3. size of pores of the catalyst can trap only selective species

   
   
   

   4. none of the above

   
   
   

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   NA

   Correct Option: C

   NA

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67. The reactions in zeolite catalysis depend upon

1. 1. Apertues

   
   
   

   2. Size of cavites

   
   
   

   3. Pores

   
   
   

   4. All of these

   
   
   

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   NA

   Correct Option: D

   NA

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68. A biological catalysis is essentially

1. 1. A carbohydrate

   
   
   

   2. An enzyme

   
   
   

   3. A nitrogen molecule

   
   
   

   4. An amino acid

   
   
   

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   NA

   Correct Option: B

   NA

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69. In case of auto catalysis

1. 1. Reactant catalysis

   
   
   

   2. Product catalysis

   
   
   

   3. Solvent catalysis

   
   
   

   4. Heat produced in the reaction catalysis

   
   
   

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   NA

   Correct Option: A

   NA

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70. Which of the following dose not contain a hydrophobic structure ?

1. 1. Linseed oil

   
   
   

   2. Lanolin

   
   
   

   3. Glycogen

   
   
   

   4. Rubber

   
   
   

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   NA

   Correct Option: D

   NA

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