Question

Weeds how they are harmful to other organisms​

Answer 1

$:\green\implies$ They compete with crop plants for water, nutrients, space and light.They affect plant growth. Presence of weeds increases the cost of agriculture and hinders the progress of work

Answer 2

Explanation:

Weeds are plants that are unwanted in a given situation and may be harmful, dangerous or economically detrimental. Weeds are a serious threat to primary production and biodiversity. They reduce farm and forest productivity, displace native species and contribute significantly to land and water degradation.