MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following carbonyl compounds are known for their pleasant odour? |
| A. | Vanillin |
| B. | Acetophenone |
| C. | Acetone |
| D. | Camphor |
| Answer» D. Camphor | |
| 2. |
Which of the following is not a use of formaldehyde? |
| A. | Preservation of biological specimens |
| B. | Manufacturing of bakelite |
| C. | Silvering of mirrors |
| D. | Preparation of acetic acid. |
| Answer» E. | |
| 3. |
Which of the following is used in the preservation of biological specimens? |
| A. | Methanal |
| B. | Ethanal |
| C. | Acetone |
| D. | Benzaldehyde |
| Answer» B. Ethanal | |