class 8,crop production and managment

Pre Assessment!

How would ploughing help the soil?

• Increase

  aeration.

• Decrease aeration.

• Increase the amount of water in the soil.

• Increase humus content.

Winter crop are called as -

Cutting of crops when they are mature is called______.

Seed drill is usedfor _____ with the help of tractor.

Do plants need Nitrogen, Phosphorus, and Potassium?

answer choices

• no

• yes

Out of these select a Rabi crop

• Maize

• Wheat

• Soybean

• Groundnut

Which is the most expensive crop

• Sunflower

• Saffron

• Muster

• Wasabi

Out of these select a kharif crop.

• Paddy

• Wheat

• Mustard

• Linseed

NAME THE CROP

• WHEAT

• MAIZE

• BARLEY

• NONE OF THESE

THIS INSTRUMENT IS USED FOR

• HARVESTING

• CUTTING

• IRRIGATION

• TILLING