Meaning of Harvesting
Cutting and Gathering of crop after it is mature(it has grown) is called Harvesting
It takes around 3-4 months for crops to grow
How it is done?
It is done
Manually-By use of sickle
Machine-By use of Harvester
What is threshing?
Separation of grain from its outer covering (chaff) is called threshing.
It is done by the help of machine called ‘Combine'
What is a combine?
This machine is combination of harvester and thresher
It is a machine which cuts the standing crop and threshes it(separates grain from chaff) in one operation
What is Winnowing?
Small farmers separate grain from chaff with the help of wind. This method is called Winnowing
It is done with the help of wind
Grain is made to fall from great height.
Grain is heavy and fails direct to earth.Chaff is light and is blown away to a distance because of wind
What are Different Harvesting Festival celebrated in India?
Festivals Celebrated at time of harvesting of crops are called Harvesting Festivals
Examples
Pongal, Baisakhi, Holi,Bihu are celebrated in different parts of India
Why are these festivals celebrated?
When crop harvests, farmer becomes happy (as he will get money from sale of crops),so these festivals are celebrated
Questions
NCERT Question 4 (d) - Write a paragraph in your own words on each of the following.
Threshing
NCERT Question 11 (3) - Complete the following word puzzle with the help of clues given below
A machine used for cutting the matured crop
NCERT Question 11 (5) - Complete the following word puzzle with the help of clues given below
Certain plants of the same kind grown on a large scale