1. | All enzymes are made of |
a. | fats |
b. | carbohydrates |
c. | proteins |
d. | amino acids |
View Answer Report Discuss 50-50! |
Answer: (c).proteins
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2. | The combustion reaction, C + O₂ = CO₂, is |
a. | exothermic |
b. | endothermic |
c. | autocatalytic |
d. | none of these |
View Answer Report Discuss 50-50! |
Answer: (a).exothermic
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3. | Styrene is produced from ethyl benzene by the process of |
a. | dehydrogenation |
b. | oxidation |
c. | alkylation |
d. | dehydration |
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Answer: (a).dehydrogenation
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4. | Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of |
a. | callagen |
b. | tannin |
c. | molasses |
d. | carbohydrate |
View Answer Report Discuss 50-50! |
Answer: (a).callagen
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5. | The chamber process is |
a. | preferred over contact process for producing 98 to 100% H₂SO₄ and various oleums. |
b. | non-catalytic and operates only on pyrites. |
c. | a batch process for directly producing high strength (98 to 100%) H₂SO₄. |
d. | none of these. |
View Answer Report Discuss 50-50! |
Answer: (d).none of these.
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