Crop Rotation

What is a crop?

• A house plant

• A cultivated plant that is grown on a large scale

• A succulent

• None of the above

Which of the following is neither a kharif crop nor a rabi crop?

• Paddy

• Wheat

• Maize

• Watermelon

Harvesting is the process of

• separating grains from stalk

• preparing soil for sowing seeds

• collecting ripened crops from the field

• removing undesired plants from the crop field

Weeds can be defined as

• Useful plants present in the field

• Undesirable plants present in the field

• Plants that cannot be used at all

• Undesirable insects present in the field.

_________________ is the process of loosening and turning of the soil.

• Threshing

• Ploughing

• Levelling

• Manuring

The practice of leaving the field uncultivated is called ____________

• wheat

• harvesting

• fallowing

• weeding

What are the advantages of preparing the soil?

• Allows roots to penetrate the soil easily

• Makes the top soil nutrient rich

• Makes decomposition by microbes easier

• All of these

Tags

NGSS.MS-LS2-1

Combines are used for:

• harvesting and threshing both.

• threshing

• harvesting the crops

• sowing of seeds

THIS INSTRUMENT IS USED FOR

• HARVESTING

• CUTTING

• IRRIGATION

• TILLING

OUT OF FERTILIZER AND MANURE WHICH ONE IS EASILY ABSORBED BY THE ROOTS ?

• FERTILIZER

• MANURE

• BOTH MANURE AND FERTILIZER

• NONE OF THESE

Tags

NGSS.MS-LS2-1