The number of persons expressed in terms of unit area of agricultural land is known as 

• Economic density

• Physiological density

• Arithmetical density

• Agricultural density

The intensive cultivation of vegetables , fruits and flowers in the periphery of cities in USA is called

• Truck farming

• Factory farming

• Market gardening 

• Agri-farming

Gross Cultivated Area divided by Net Sown Area is known as

• Agricultural efficiency

• Crop diversification

• Crop concentration

• Crop intensity

Atmospheric temeprature decreases with height in the troposphere because

• Air at higher altitude is less dense

• Solar radiation is less at higher level

• There are more atmospheric gases at higher altitudes

• The atmospheric is heated by radiation from the surface.

The essential feature ontensity of crops of shifiting cultivation is 

• Intensity of crops

• Rotation of fields

• Single cropping

• Double cropping

• a-2 , b-3 , c-4 , d-1

• a-1 , b-2 , c-3 , d-4

• a-4 , b-1 , c-3 , d-2

• a-4 , b-3 , c-2 , d-1`

The rice producing areas are associated with

• Low density of population

• Moderate density of population

• High density of population

• None of the above

ASSERTION (A) : Agricultural productivity refers to the sum total of land prodcutivity , labour prodcutivity and capitl productivity.

REASON (R) : All of the three components are factors of production.

• Both (A) and (R) are true and (R) is the correct explanation of (A).

• Both (A) and (R) are true but (R) is not the correct explanation of (A).

• (A) is true , but (R) is false.

• (A) is false but (R) is true.

Which state of India is the largest producer of wheat ?

• Uttar Pradesh

• Haryana

• Punjab

• Rajasthan

50.

Which of the following is not an Agro-climatic region of India ?

• East Coast Plains and Hills

• Western Ghats

• Eastern Plateau and Hills

• Trans-Ganga Plains