Soil and Crops

What is a crop?

• A house plant

• A cultivated plant that is grown on a large scale

• A succulent

• None of the above

Why is it necessary to maintain distance between two crops while the sowing of seeds?

• To prevent overcrowding

• To prevent competition between the crops for sunlight, nutrients, water, etc.

• Because its fun

• To protect it from weeds

Tags

NGSS.MS-LS2-1

_________________ 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

Manure obtained by the decomposition of dead plants and animals is called __________

• winnowing

• green manure

• farmyard manure

• compost

• horse manure

Tags

NGSS.MS-LS2-3

The practice of growing different crops in different seasons in rotation so that the soil is not depleted of its nutrients is called (a)  

Tags

NGSS.MS-LS1-5

Supplying water to crops in the fields at specific intervals is called ________

• crop rotation

• fertilizing

• weeding

• irrigation

Tags

NGSS.MS-LS1-5

Can manure be used as fertilizer?

• No

• Yes

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Manures are

• Organic in nature

• Inorganic in nature

• Organic as well as inorganic in nature

• None of above

Select the cereal crops:

• Mustard

• Maize

• Cotton

• Wheat

• Rice