Class 8 crop production and management

Which crop is related to green revolution in India?

• Rice

• Wheat

• Maize

• Sugarcane

Which implement is used to harvesting the crop manually?

• Plough

• Harrow

• Sickle

• Wooden plank

What we call the process of cross breeding of two different varieties for improving the yield?

• Hybridization

• Emasculation

• Harvesting

• Lodging

Name the process in which excessive supply of water reduces air in soil spaces.

• Water logging

• Lodging

• Weeding

• Irrigation

Name the process in which excessive supply of water reduces air in soil spaces.

• Water logging

• Lodging

• Weeding

• Irrigation

Select the traditional system of irrigation from these.

• Sprinkler system

• Pulley system

• Drip irrigation

• Field fallow

Which of these is not a method of soil replenishment?

• Crop rotation

• Using fertilizers

• Field fallow

• Transplantation

Name the method by which seeds are scattered in the field manually.

• Harvesting

• Broadcasting

• Logging

• Protecting

Out of these select a kharif crop.

• Paddy

• Wheat

• Mustard

• Linseed

Out of these select a Rabi crop

• Maize

• Wheat

• Soybean

• Groundnut