Basva explained to his friend that it had been twenty days since they planted onion seeds, and the plants were beginning to sprout. However, weeds had also emerged in the garden. His father advised that they needed to remove these weeds. Why do you think it's necessary to remove the weeds?
1
Weeds take up most of the water and fertilisers
2
If there are too many weeds, then the onion plants will not be healthy
3
Weeds bring insects that feed on the onion plant
4
Both 1 and 2