Navigation Menu
Home Blog Latest Notices
100% Free

HEC ETC - USAT GS Entry Test - Gen Science - Chemical Reactions - Quiz 1

Practice 10 high yield MCQs on Gen Science from Chapter Chemical Reactions for USAT GS Entry Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 1 of the series.

1. What is a physical change?



2. What is a chemical change?



3. What is the pH of an acid?



4. What is the pH of a base?



5. What is the range of the pH scale?



6. What is the pH of a neutral solution?



7. What is reduction?



8. What is a catalyst?



9. What reaction occurs when an acid reacts with a base?



10. What are the products of a neutralization reaction?



← Back to Quiz Sets
Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

Medical Colleges in Pakistan

Explore medical institutions city‑wise – public & private.

Browse All Medical Colleges →