MCQOPTIONS
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MCQOPTIONS
This section includes 20 Mcqs, each offering curated multiple-choice questions to sharpen your Applied Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For making compostable packing material _______ is used. |
| A. | Poly lactic acid |
| B. | Polyhydroxy alkanoates |
| C. | Dacron |
| D. | Teflon |
| Answer» B. Polyhydroxy alkanoates | |
| 2. |
Poly vinyl acetate is used in _________ |
| A. | Agriculture |
| B. | Food industry |
| C. | Catering |
| D. | Waste management |
| Answer» C. Catering | |
| 3. |
Poly vinyl acetate is soluble in the water. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Catering is done by the ________ |
| A. | MATER BI |
| B. | Teflon |
| C. | Dacron |
| D. | Poly lactic acid |
| Answer» B. Teflon | |
| 5. |
BUNA – N is used in the auto mobiles because of its _______ |
| A. | Heavy weight |
| B. | Light weight |
| C. | Easy production |
| D. | Less cost of production |
| Answer» C. Easy production | |
| 6. |
CATERING_IS_DONE_BY_THE_________?$ |
| A. | MATER BI |
| B. | Teflon |
| C. | Dacron |
| D. | Poly lactic acid |
| Answer» B. Teflon | |
| 7. |
Poly vinyl acetate is used in _________$ |
| A. | Agriculture |
| B. | Food industry |
| C. | Catering |
| D. | Waste management |
| Answer» C. Catering | |
| 8. |
Poly vinyl acetate is soluble in the water. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
____________ are used for the electron beam lithography. |
| A. | Poly lactic acid |
| B. | Polyhydroxy alkanoates |
| C. | Polyesters |
| D. | Conducting polymers |
| Answer» E. | |
| 10. |
The conductivity of the conducting polymers increases with __________ |
| A. | Increase in temperature |
| B. | Decrease in temperature |
| C. | Independent of temperature |
| D. | Independent of temperature at some conditions |
| Answer» B. Decrease in temperature | |
| 11. |
Diaper are made by __________ |
| A. | Polyhydroxy alkanoates |
| B. | Poly lactic acid |
| C. | Polyesters |
| D. | Proteins |
| Answer» C. Polyesters | |
| 12. |
For making compostable packing material _______ is used. |
| A. | Poly lactic acid |
| B. | Polyhydroxy alkanoates |
| C. | Dacron |
| D. | Teflon |
| Answer» B. Polyhydroxy alkanoates | |
| 13. |
Which of the following is made by the poly lactic acid? |
| A. | Screws |
| B. | Staples |
| C. | Bone plating systems |
| D. | Tacks |
| Answer» B. Staples | |
| 14. |
The glass transition temperature of poly lactic acid is __________ |
| A. | 20-30<sup>o</sup>C |
| B. | 50-55<sup>o</sup>C |
| C. | 60-65<sup>o</sup>C |
| D. | 30-40<sup>o</sup>C |
| Answer» D. 30-40<sup>o</sup>C | |
| 15. |
The crystallinity in Polyhydroxy alkanoates is lie in the range of__________ |
| A. | 40% |
| B. | 50% |
| C. | 60% |
| D. | 70% |
| Answer» E. | |
| 16. |
Which of the following is the example of the polysaccharides? |
| A. | Gelatin |
| B. | Casein |
| C. | Silk |
| D. | Cellulose |
| Answer» E. | |
| 17. |
The fibre rein forced plastics has ____________ cost of production. |
| A. | High |
| B. | Low |
| C. | Moderate |
| D. | Very high |
| Answer» C. Moderate | |
| 18. |
__________ are used in the air crafts. |
| A. | Fibre rein forced plastics |
| B. | BUNA- S |
| C. | BUNA- N |
| D. | Thiokol |
| Answer» B. BUNA- S | |
| 19. |
BUNA – N is used in the auto mobiles because of its _______$ |
| A. | Heavy weight |
| B. | Light weight |
| C. | Easy production |
| D. | Less cost of production |
| Answer» C. Easy production | |
| 20. |
Conveyor belts are made by _______ |
| A. | BUNA – S |
| B. | BUNA – N |
| C. | Thiokol |
| D. | Teflon |
| Answer» C. Thiokol | |