NCERT Solutions for Class 7 Science Chapter 18
Important NCERT Questions
7th Chapter 18 Wastewater Story
NCERT Books for Session 2022-2023
CBSE Board and State Board
Questions No: 1 Part: d
Fill in the blanks: Drains get blocked by ____________ and ____________.
Share
Drains get blocked by oils and fats.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-18/