Crude Extracts | Pharmaceutics | GPAT Mock Test

1. The process of extraction where a drug with a soft texture is treated with hot or cold water, but not boiled, is known as:

2. Decoction is a suitable extraction method for:

3. In the percolation process, the initial step of allowing the powdered drug to swell in the presence of the menstruum before packing is called:

4. Which of the following extraction methods is also known as “lixiviation”?

5. The maceration process for organized drugs like leaves and barks typically requires a period of:

6. A liquid extract is a preparation where 1 part by volume of the extract is equivalent to:

7. Tinctures are best described as:

8. An extract that has been evaporated to a pilular or plastic consistency is classified as a:

9. The exhausted drug material remaining after the extraction process is completed is known as:

10. For preparing solid dosage forms like tablets and capsules, which type of extract is most suitable due to its stability and ease of handling?

11. Continuous hot percolation is carried out using which specific apparatus?

12. Which of the following processes is generally more efficient and results in a more complete extraction compared to maceration?

13. A process of maceration at a moderately elevated temperature is known as:

14. What is the primary reason for using alcohol in the preparation of tinctures?

15. The process where the first part of the percolate is reserved and the subsequent percolate is concentrated to a soft extract, which is then dissolved in the reserved portion, is known as:

16. The solvent or liquid used for the extraction process is termed as:

17. Dry extracts are typically prepared by evaporating the solvent until the residue contains not more than:

18. The primary mechanism of extraction in maceration is:

19. In the preparation of Belladonna Tincture, which method is officially recommended by the Indian Pharmacopoeia?

20. Double maceration is a modification used to:

21. The rate of percolation is controlled to ensure:

22. What is a key disadvantage of the decoction method?

23. Concentrated infusions are typically prepared to be _______ times stronger than fresh infusions.

24. What shape of percolator is generally preferred for efficient extraction?

25. The transition from a liquid extract to a soft extract, and then to a dry extract, is primarily achieved by: