SUBJECT- SOCIAL -SCIENCEDOLCEAnswer briefly:-1. What is periodization?2. What do you mean by the term colony?3. What do you understand by the term crop?4. What is colonization?5. How does crop rotation help soil fertility?6. Why do we need a parliament?7. What is resource utilization?8. Write any two reasons for land degradation today.9. Why is land considered as an important resource?10. Suggest ways to conserve air and water?11. Briefly describe the result of lok-Sabha elections of 2019.12. Write layers of soil?13. What are achives? How are these important.14. How are events important than date?15. Why Pakistan is not considered as a secular country?16. How government interfere in religions matters?17. How fundamental rights important in democracy?18. Draw a diagram of soil formation?19. Draw flow chart of resources?20. What do you mean by Quarrying and shoft mining?21. What was subsidiary alliance?22. How was British army differ from Mugals?23. How is India a secular country?24. Write the name of terms:-1. Intervene 2. Land use3. Mulching25. Write the important factors for the formation of soil?4. Rock dam.