The agricultural instrument used for removing weeds is __________.
In agriculture, broadcasting is used for :
(a) ploughing the fields (b) rotating the crops (c) removing the weeds (d) sowing the seeds
A student lists the following agricultural practices for crop production :
Irrigation ; Removal of weeds ; Preparation of soil ; Storage of food grains ; Sowing ; Adding manure and fertilisers
Which agricultural practice is missing from the above list ?