![Which of the following shows a modern technology measure that helps preserve and conserve the environment?](https://www.gkseries.com/blog/wp-content/uploads/2022/10/Which-of-the-following-shows-a-modern-technology-measure-that-helps-preserve-and-conserve-the-environment.png)
Q. Which of the following shows a modern technology measure that helps preserve and conserve the environment?
- The practising crop rotation
- The recycling of paper, plastics and metal cans
- Using machines in agricultural industry
- Converting industrial wastes into biogas
Answer: The recycling of paper, plastics and metal cans