Crop production and its management

The cultivation of one type of plants,on a large scale,is called.

• Agriculture

• Crop production

• Agricultural practices

• Al the above

The cultivating land for growing crops is known as.

• Crop production

• Agriculture

• Kharif and Rabi

• All are correct

The main kharif and Rabi crops are.

• Paddy and Maize ; Wheat,Gram and Barley .

• Wheat,Gram and Barley ; Paddy and Maize.

• Paddy ; Wheat

• Only b is correct

Preparation of the soil involves loosening and turning it. This process is known as.

• Crumbs

• Nursery

• Ploghing and Tilling

• Sowing

A ploughed field has big pieces of soil called.

• Crumbs

• Seed drill

• Sowing

• Broadcasting

The removal of weeds is called.

• Wedding

• Weeding

• Weeds

• All are wrong

Cutting and gathering of crops,after maturation,is known as.

• Threshing

• Winnowing

• Harvesting

• Emasculation

After harvesting,grains are seperated from the cut crop. This process is called _________ . This can be done manually or by a machine called _________.

• Thresher, Threshing.

• Threshing, Thresher.

• Harvesting

• Winnowing

Another way of improving yield is developing new varities of crops,This can be done by cross breeding two different varieties . This phenomenon is known as.

• Winnowing

• Green Revolution

• Hybridisation

• Emasculation

Anthers from a plant are removed. This process is called.

• Hybridisation

• Emasculation

• Sickle

• Green Revolution