What will happen if field is not ploughed before sowing the seeds ? Give any two disadvantages ;How are perishable food items stored on a commercial scale?

cbse-class-8
science
crop-production

#1

What will happen if field is not ploughed before sowing the seeds ? Give any two
disadvantages.
A .(i) Seeds cannot be sown at proper depth.
(ii) Water and air holding capacity of soil will be poor.
How are perishable food items stored on a commercial scale ?
A .Perishable food items can be stored in deep freezers and cold storages.