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ENTRANCE TEST – 2012 Multiple Questions and Answers.
| 6. | Adipic acid and hexamethylene diamine both of which have _________ carbon atoms: | ||
| A. | Seven | ||
| B. | Eight | ||
| C. | Six | ||
| D. | Four | ||
| 7. | Lactose is a sugar present in milk. It is an example of | ||
| A. | Disaccharides | ||
| B. | Monosaccharides | ||
| C. | Polysaccharides | ||
| D. | Starch | ||
| 8. | Macromolecules are described as large molecules built up from small repeating units called: | ||
| A. | Monomers | ||
| B. | Isomers | ||
| C. | Metamers | ||
| D. | Tautomers | ||
| 9. | The increase in concentration of oxidizing agents in smog like H2O2, HNO3, PAN and ozone in the air is called | ||
| A. | Carbonated smog | ||
| B. | Nitrated smog | ||
| C. | Photochemical smog | ||
| D. | Sulphonated smog | ||
| 10. | Which is the metal, whose elevated concentration is harmful for fish as it clogs the gills thus causing suffocation? | ||
| A. | Sodium | ||
| B. | Lead | ||
| C. | Zinc | ||
| D. | Aluminium | ||
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