MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Pulp & Paper knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which is the compound by definition are soluble in organic solvents, and water? |
| A. | tExtractives |
| B. | tLignin |
| C. | tTerpenes |
| D. | tHemicellulose |
| Answer» B. tLignin | |
| 2. |
Which is the compound which is a complex polymer consisting of phenylpropane units and has an amorphous three-dimensional structure? |
| A. | tExtractives |
| B. | tLignin |
| C. | tTerpenes |
| D. | tHemicellulose |
| Answer» C. tTerpenes | |
| 3. |
Which of the following is a condensed polymer? |
| A. | tMicrofibrils |
| B. | tArabinogalactans |
| C. | tHardwood hemicelluloses |
| D. | tHemicellulose |
| Answer» E. | |
| 4. |
___________ decreases the strength of pulp yield, and are not ideal for dissolving pulp process. |
| A. | tTerpne |
| B. | tHemicellulose |
| C. | tLignin |
| D. | tMicrofibrils |
| Answer» C. tLignin | |
| 5. |
Microfibrils occur in which section of cell wall? |
| A. | tPrimary |
| B. | tSecondary |
| C. | tTertiary |
| D. | tQuaternary |
| Answer» C. tTertiary | |
| 6. |
What are the chemical elements present in wood? |
| A. | tC, O, H, N |
| B. | tCo<sub>2</sub>, O<sub>2</sub>, N<sub>2</sub>, H<sub>2</sub> |
| C. | tCo<sub>2</sub>, O<sub>2</sub>, N<sub>2</sub>, H |
| D. | tCo<sub>2</sub>, O<sub>2</sub>, N, H<sub>2</sub> |
| Answer» B. tCo<sub>2</sub>, O<sub>2</sub>, N<sub>2</sub>, H<sub>2</sub> | |
| 7. |
Cellulose is a linear polymer of anhydro-D-glucose connected by beta-(1-4)-linkage? |
| A. | tTrue |
| B. | tFalse |
| Answer» B. tFalse | |
| 8. |
Which is the part where lignin is highly concentrated? |
| A. | tOutskirts of lamella |
| B. | tMiddle lamella |
| C. | tMitochondria |
| D. | tPith |
| Answer» C. tMitochondria | |
| 9. |
Cellulose is a material which can exist in crystalline and amorphous states |
| A. | tTrue |
| B. | tFalse |
| Answer» B. tFalse | |