Question

` 3- Define weed give one Example.`

Answer 1

Answer:

Explanation:

Weed is a unwanted plant that is grown unknowingly with the other useful plants..

They compete with the other plants

•For food

•For water

•For enough space to grow

They cause harm to the useful plants and destroy the environment.

Weed is a major threat to farmers..

To avoid these weeds "Weedicides" are used...

Examples of weeds:-

•Dandelion

•Pigweed

•Wild Mustard

•Vinca

•Ivy

Answer 2

Answer:

Weeds are the unwanted plants that comete with the crops for nutrients and various other factors. Thus, they damage crops by affecting their growth. Some examples of weeds are: Bermuda grass, Cannabis etc