Question

What is 2,4-D ?
A. Insecticide
B. Weedicide
C. Fungicide
D. Rodenticide

Answer 1

Hint:- Full form of 2,4-D is 2,4-Dichlorophenoxyacetic acid. It arrives in various chemical aspects comprising salts, esters and forms of acids. A person who labours with this chemical is at the danger for abnormally shaped sperm and thus problems related to fertility arise; the danger relies on the quantity and period of susceptibility and additional unique characteristics.

Complete Answer:-2,4-Dichlorophenoxyacetic acid is a widespread systemic herbicide utilized in the management of weeds with broadleaves. It is an artificial auxin (i.e. a plant hormone) and one of the broadly widely utilized herbicides on the planet. This is a feasible carcinogen as per by the WHO (world health organisation). 2,4-Dichlorophenoxyacetic acid was the main component in Agent Orange. This is largely utilized as a selective herbicide which destroys several terrestrial and aquatic weeds with broadleaves, but not includes grasses. It behaves by simulating the activity of the auxin that is plant growth hormone, which outcomes in unbridled development and finally demise in sensitive plants. Weed is known as unwanted plants. They are wild plants thriving at the place where it is not needed and in competition with cultivated plants. A chemical that kills the weeds is known as weedicides.

So, the right option is B i.e. weedicide.

Note:- 2,4-Dichlorophenoxyacetic acid herbicide that is extensively utilized during the War of Vietnam. This weedicide can be created in various commercial lawn herbicide varieties and is mostly utilized as a weed killer on crops, grasslands, and orchard More than 1,500 herbicide commodities comprise 2,4-D as an effective component.