Which one of the following is not a weed?

The correct option is D

Finger millet

The Correct option is D

Explanation of the correct option:

1. Finger millet is a herbaceous and annual cereal crop belonging to the Poaceae family.
2. Finger millet is rich in vitamins and minerals, especially potassium.
3. It has many health benefits.

Explanation of the incorrect option:

Option A :

Xanthium - A weed plant commonly found in soya bean, cotton, and groundnut field.

Option B:

Amaranthus - A common weed plant found in the field which is resistant to general herbicides.

Option C:

Chenopodium - A weed plant mostly found in cereal crop cultivation fields.

Final Answer:

Finger millet is not a weed plant in the given options.