Q. During the period of ________ , the production of food crops specially wheat increased very sharply

Answer

Correct Answer : 1966

Q. During the South-West Monsoon, Tamil Nadu remains dry because

Answer

Correct Answer : It is located in rain shadow area

Q. Dykes are especially constructed in ________

Answer

Correct Answer : Norway

Q. Earthquakes and volcanoes occur mostly in ________

Answer

Correct Answer : Folded and faulted region

Q. Earthquakes occur due to ________

Answer

Correct Answer : Movement of plates of earth, which float on the hot volcanic mantle below the earth's surface

Q. Earthquakes occur frequently in ________

Answer

Correct Answer : All of the above areas

Q. Earthquakes rarely occur in ________

Answer

Correct Answer : Brazil

Q. Earthquakes waves are of two types namely:

Answer

Correct Answer : Body waves and surface waves