PDF chapter test TRY NOW
Methodical recommendation:
Textbook Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Exercise I | Other | easy | 3 m. | This exercise consists of one textbook question that holds three marks. The student has to choose the best answer; and the question deal with reversible and irreversible change. As an outcome of this exercise, the student will learn about changes. |
| 2. | Exercise II | Other | easy | 3 m. | This exercise consists of one textbook question that holds three marks. The student has to choose the best answer; and the question deal with reversible and irreversible change. As an outcome of this exercise, the student will learn about changes. |
| 3. | Exercise III | Other | easy | 3 m. | This exercise consists of one textbook question that holds three marks. The student has to choose the best answer; and the question deal with the classification of reversible and irreversible changes. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 4. | Exercise IV | Other | easy | 3 m. | This exercise consists of one textbook question that holds three marks. The student has to choose the best answer; and the question deal with reversible change. As an outcome of this exercise, the student will learn about changes. |
| 5. | Exercise V | Other | medium | 4 m. | This exercise consists of one textbook question that holds four marks. The student has to choose the best answer; and the question deal with the examples of reversible and irreversible changes. As an outcome of this exercise, the student will learn about changes. |
| 6. | Exercise VI | Other | medium | 4 m. | This exercise consists of one textbook question that holds four marks. The student has to choose the best answer; and the question deal with irreversible change. As an outcome of this exercise, the student will learn about changes. |
| 7. | Exercise VII | Other | medium | 4 m. | This exercise consists of one textbook question that holds four marks. The student has to choose the best answer; and the question deal with the chemical change. As an outcome of this exercise, the student will learn about changes. |
| 8. | Activity I | Other | medium | 5 m. | This exercise consists of one textbook question that holds five marks. The student has to choose the best answer; and the question deal with reversible and irreversible change based on a simple activity. As an outcome of this exercise, the student will learn about changes. |
| 9. | Activity II | Other | medium | 4 m. | This exercise consists of one textbook question that holds four marks. The student has to choose the best answer; and the question deal with changes observed during cooking. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 10. | Activity III | Other | medium | 4 m. | This exercise consists of one textbook question that holds four marks. The student has to choose the best answer; and the question deal with the seasonal changes. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 11. | Intext activity I | Other | hard | 7 m. | This exercise consists of one textbook question that holds seven marks. The student has to choose the best answer; and the question deal with examples of changes. As an outcome of this exercise, the student will learn about changes. |
| 12. | Intext activity II | Other | medium | 5 m. | This exercise consists of one textbook question that holds five marks. The student has to choose the best answer; and the question deal with examples of irreversible changes. As an outcome of this exercise, the student will learn about changes. |
| 13. | Intext activity III | Other | medium | 4 m. | This exercise consists of one textbook question that holds four marks. The student has to choose the best answer; and the question deal with melting wax experiment. As an outcome of this exercise, the student will learn about reversible and irreversible changes. |
| 14. | Intext question I | Other | hard | 6 m. | This exercise consists of one textbook question that holds six marks. The student has to choose the best answer; and the question deal with reversible change. As an outcome of this exercise, the student will learn about changes. |
| 15. | Intext question II | Other | medium | 5 m. | This exercise consists of one textbook question that holds five marks. The student has to choose the best answer; and the question deal with reversible and irreversible changes. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 16. | Intext question III | Other | hard | 6 m. | This exercise consists of one textbook question that holds six marks. The student has to choose the best answer; and the question deal with the classification of reversible and irreversible changes. As an outcome of this exercise, the student will learn about changes. |
| 17. | NCERT Exemplar I | Other | easy | 1 m. | This exercise consists of one NCERT Exemplar question that holds one mark. The student has to choose the best answer; and the questions deal with reversible change. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 18. | NCERT Exemplar II | Other | easy | 1 m. | This exercise consists of one NCERT Exemplar question that holds one mark. The student has to choose the best answer; and the questions deal with irreversible change. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 19. | NCERT Exemplar III | Other | easy | 1 m. | This exercise consists of one NCERT Exemplar question that holds one mark. The student has to choose the best answer; and the questions deal with heating of an iron ring. As an outcome of this exercise, the student will learn about the reversible change. |
| 20. | NCERT Exemplar IV | Other | easy | 1 m. | This exercise consists of one NCERT Exemplar question that holds one mark. The student has to choose the best answer; and the questions deal with melting of wax. As an outcome of this exercise, the student will learn about the changes. |
| 21. | NCERT Exemplar V | Other | easy | 1 m. | This exercise consists of one NCERT Exemplar question that holds one mark. The student has to choose the best answer; and the questions deal with the dissolution of salt. As an outcome of this exercise, the student will learn about changes. |
| 22. | NCERT Exemplar VI | Other | easy | 1 m. | This exercise consists of one NCERT Exemplar question that holds one mark. The student has to choose the best answer; and the questions deal with reversible and irreversible changes. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 23. | NCERT Exemplar VII | Other | easy | 1 m. | This exercise consists of one NCERT Exemplar question that holds one mark. The student has to choose the best answer; and the questions deal with expansion and contraction. As an outcome of this exercise, the student will learn about the changes in an object. |
| 24. | NCERT Exemplar VIII | Other | medium | 5 m. | This exercise consists of one NCERT Exemplar question that holds five marks. The student has to choose the best answer; and the question deal with melting of wax. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 25. | NCERT Exemplar IX | Other | medium | 4 m. | This exercise consists of one NCERT Exemplar question that holds four marks. The student has to choose the best answer; and the question deal with iron rim. As an outcome of this exercise, the student will learn about changes. |
| 26. | NCERT Exemplar X | Other | medium | 4 m. | This exercise consists of one NCERT Exemplar question that holds four marks. The student has to choose the best answer; and the question deal with expansion and contraction. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 27. | NCERT Exemplar XI | Other | hard | 6 m. | This exercise consists of one NCERT Exemplar question that holds six marks. The student has to choose the best answer; and the question deal with changes in the forms of water. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 28. | NCERT Exemplar XII | Other | medium | 5 m. | This exercise consists of one NCERT Exemplar question that holds five marks. The student has to choose the best answer; and the question deal with changes in the forms of water. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 29. | NCERT Exemplar XIII | Other | hard | 6 m. | This exercise consists of one NCERT Exemplar question that holds six marks. The student has to choose the best answer; and the question deal with reversible and irreversible changes. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 30. | NCERT Exemplar XIV | Other | medium | 4 m. | This exercise consists of one NCERT Exemplar question that holds four marks. The student has to choose the best answer; and the question deal with reversible and irreversible change. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 31. | NCERT Exemplar XV | Other | medium | 4 m. | This exercise consists of one NCERT Exemplar question that holds four marks. The student has to choose the best answer; and the question deal with reversible and irreversible change. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 32. | NCERT Exemplar XVI | Other | easy | 3 m. | This exercise consists of three NCERT Exemplar questions; each question holds one mark. The student has to choose the best answer; and the questions deal with examples of reversible and irreversible change. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 33. | NCERT Exemplar XVII | Other | easy | 2 m. | This exercise consists of two NCERT Exemplar questions; each question holds one mark. The student has to choose the best answer; and the questions deal with examples of reversible and irreversible change. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 34. | NCERT Exemplar XVIII | Other | easy | 3 m. | This exercise consists of one NCERT Exemplar question that holds three marks. The student has to choose the best answer; and the question deal with the physical and chemical changes. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 35. | NCERT Exemplar XIX | Other | medium | 4 m. | This exercise consists of one NCERT Exemplar question that holds four marks. The student has to choose the best answer; and the question deal with the examples of reversible change. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 36. | NCERT Exemplar XX | Other | medium | 4 m. | This exercise consists of one NCERT Exemplar question that holds four marks. The student has to choose the best answer; and the question deal with the examples of irreversible change. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 37. | NCERT Exemplar XXI | Other | medium | 4 m. | This exercise consists of one NCERT Exemplar question that holds four marks. The student has to choose the best answer; and the question deal with the classification of reversible and irreversible changes. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 38. | NCERT Exemplar XXII | Other | hard | 8 m. | This exercise consists of one NCERT Exemplar question that holds eight marks. The student has to choose the best answer; and the question deal with the classification of reversible and irreversible changes. As an outcome of this exercise, the student will learn about the mentioned concept. |
Periodic assessments
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Homework I | 00:20:00 | medium | 9 m. | To test the knowledge gained on learning about the reversible and irreversible changes. |
| 2. | Homework II | 00:20:00 | medium | 11 m. | To test the knowledge gained on learning about the types of processes involved to change an object. |
| 3. | Homework III | 00:20:00 | medium | 13 m. | To know about the changes in the substances according to the types of processes involved. |
| 4. | Homework IV | 00:20:00 | medium | 16 m. | To practice the classification of various examples in changes. |
| 5. | Homework V | 00:30:00 | hard | 15 m. | To analyse and classify the types of processes involved during a change in an object. |
| 6. | Homework VI | 00:30:00 | hard | 8 m. | To analyse and answer the reasoning about the changes in the substances. |
| 7. | Revision test I | 00:20:00 | medium | 3 m. | To test the progress on learning the concepts of changes in water, and physical and chemical changes in nature. |
| 8. | Revision test II | 00:20:00 | medium | 7 m. | To test the idea of changes with examples and also with the reasoning on chemical changes. |
| 9. | Revision test III | 00:20:00 | medium | 14 m. | To test the idea of changes with examples along with the reasoning on physical changes. |
| 10. | Revision test IV | 00:20:00 | medium | 15 m. | To practice the reasoning questions on the reversible and irreversible changes. |
| 11. | Revision test V | 00:20:00 | medium | 9 m. | To understand and analyse the questions based on the physical and chemical changes. |
| 12. | Revision test VI | 00:20:00 | hard | 11 m. | To understand and classify the process of changes with examples. |
| 13. | Revision test VII | 00:20:00 | hard | 12 m. | To practice with the concept of reversible and irreversible changes based on different scenarios. |
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