The graded profile of a river course is a

• smooth curve in the middle course

• smooth curve from source to mouth

• smooth curve in the lower course

• smooth curve in the upper course

Which of the following is not a Union Territory?

• Lakshadweep

• Puducherry

• Nagaland

• Dadra and Nagar Haveli

Earthquakes are caused by

• Earth rotation

• Tectonism

• Earth revolution

• Denudation

The ship building yard-Mazgaon Dock is located at

• Kochi

• Vishakhapatnam

• Mumbai

• Kolkata

The longest continental Railway in the world is

• Trans Atlantic Railway

• Canadian Pacific Railway

• Canadian National Railway

• Trans Siberian Railway

Sink hole is a phenomenon of ........... topography

• desert

• plain

• karst

• tundra

The Mediterranean region are characterized by heavy rain in

• spring

• winter

• autumn

• summer

Which one of the following is the correct sequence of eco-system in the order of decreasing productivity?

• Oceans, mangroves, lakes, grassland

• Mangroves, oceans, grassland, lakes

• Mangroves, grasslands, lakes, oceans

• Oceans, lakes, grassland, mangroves

The Earth completes one rotation on its axis in

• 24 hr

• 23h 10 min 2s

• 23 h 56 min 4.9 s

• 23 h 30 min

Which hill stations name means place of the thunderbolt?

• Gangtok

• Oattacamand

• Shillong

• Darjeeling