Which one of the following authors has classified Inidan races ?
R.L. Singh
Sir Herbert Risley
Huntington
Trewartha
Which of the following groups of countries represents the flow of foodgrains to food deficit regions of the world ?
North America , Argentina , Indian sub-continent and China to Western Europe , Middle East and Japan
Australia , South Africa , India to Middle East , Western Europe and North Africa
North America , Argentina , South Africa and Australia to Japan , Russia and Western Europe
North America , Australia , Russia to China , Japan and Middle East
Which one of the following is the busiest ocean trade route ?
Panama
North Atlantic route
Suez Canal
Cape Route
How many essential nutrients are required by plants to fulfil their growth reuirements ?
24
22
20
18
D.
18
The maximum % share of irrigated area of the gross cultivated area is found in :
Jammu and Kashmir
Uttar Pradesh
Punjab
Haryana
ASSERTION : Punjab , Haryana and Uttar Pradesh are the major wheat producing states of India .
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 false