what do you mean by seed drill (two marks)
Answers
a seed drill is sowing device that sows the seed precisely in the soil at proper depth and distance. than it covers them with the soil. jethro Tull is widely thought of as having invented the seed drill though earlier the Sumerians used a single tube seed drill and the Chinese had also used a multi tube drill.
Answer:
Nowadays the seed drill is used for sowing with the help of tractors.This sows the seeds uniformly at equal distance and depth.It ensure that seed drill get covered by the soil after sowing.This protects the seed from being eaten by birds. Sowing by using a seed drill saves the time and labour. Appropriate distance between the seeds is necessary to avoid overcoming of seeds.This allowes the plants to get sufficient sunlight,nutrients and water.
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