Question

Which method of sowing seeds do you prefer the spraying method or the picture method?​

Answer 1

Answer:

Drilling is the best method for sowing of seeds because:

• A seed drill sows the seeds uniformly at proper distances and depths.
• It ensures that seeds get covered by the soil after sowing, thereby preventing damage caused by birds.
• Sowing by using a seed drill saves time and labour.

Answer 2

Answer:

Carbon has a valency of four, so it is capable of bonding with four other atoms of carbon or atoms of some other monovalent element. This is known as tetravalency of carbon.