Question

1)What is weeding? Why is it necessary? How is it done?
2) What are weedicides? Name any one weedicide.
Answer in short, please.

Answer 1

Answer:

(1) Weeding is the process of removal of undesired plants grown during cropping.weeding is very necessary because if these undesired plants are not removed then the the crops will be destroyed by these weeds or undesired plants.This process is done by spraying weedicides upon these wasted plants.(2) weedicides are a toxic substance which help to remove the weeds.one important weedicide is 4D.

Explanation:

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Answer 2

Answer:

Weedicides are the chemicals which are sprayed over field to get rid of weeds. They will not show any effect on crop plants. Two popularly used weedicides are 2,4-D Ethyl ester, Neem extract, Glyphosate etc. ... Some weeds when eaten (Cleome viscosa) by milch animals will produce an undesirable odour in the milk.