Question

mention any one difference in external features of weeds and wheat plant. how do weeds affect crop yield ? describe how weeds are removed

Answer 1

weed destroys the crop or the wheat

It's leaves are flat like structures and wheat is bulged out

Herbicides are used to destroy them

Answer 2

Explanation:

wheat plants are main crop plants, while the weeds unwanted plants.

weeds affect the crop yield in many ways :

- competes for space , sunlight , nutrients , water

weeds can be removed by weeding which includes -

* mechanical removal

some preventive methods are -

*proper seed bed preparation

*timely sowing of crops

*crop rotation

*intercropping

hope it helps.