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NEET MDS Practice Test
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Practice Test

All Subjects - 3 Questions

1
Dental Materials

What is the effect of pH on the bond strength of zinc polycarboxylate cement?
1) High pH increases bond strength.
2) Low pH increases bond strength.
3) pH has no effect on bond strength.
4) High pH decreases bond strength.

📝 Explanation:

The bond strength is influenced by the acidity; a lower pH can enhance the bond strength.

2
NEETMDS

Which of these is increased in Fe deficiency anemia
1) Serum ferritin
2) Serum iron
3) Serum transferrin
4) Total iron binding capacity

📝 Explanation:

In iron deficiency anemia, the body/s iron stores are low. This leads to decreased serum ferritin and serum iron levels. To compensate, the body increases the production of transferrin, the protein that transports iron, which increases the total iron binding capacity (TIBC)

3
Dental Materials

What is hysteresis in the context of dental gels?
1) The difference between setting and working time
2) The difference between the temperature of gelation and liquification
3) The difference between the initial and final setting times
4) The difference between the maximum and minimum viscosities

📝 Explanation:

Hysteresis in dental gels refers to the temperature lag or difference between the gelation temperature and the temperature at which the gel reverts back to a liquid state.

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