The sunlight is available 24 hours on the longest day at which of the following latitudes of the earth?

(1) 49°

(2) 66½°

(3) 63°

(4) 69°51'

The Grand Canyon is located on the :

(1) Colorado River

(2) Rhine River

(3) Tapi River

(4) Niger River

Extensive deserts occur in the western tropical regions of continents because :

(1) of easterly trade winds.

(2) cold ocean currents flow along the western coasts.

(3) of the effect of both the offshore easterly trade winds and cold ocean currents.

(4) the rate of evaporation is greater along with the western margin areas.

The deposits of the ancient Tethys Sea were folded to form the :

(1) Himalayas

(2) Rockies

(3) Andes

(4) Alps

Which one of the following types of erosion is responsible for the formation of Chambal Ravines?

(1) Splash

(2) Sheet

(3) Rill

(4) Gully

The west to the east extension of the Himalayas is from

(1) Indus gorge to Dihang gorge

(2) K2 to Chomoihari

(3) Nanga Parbat to Namcha Barwa

(4) Rakaposhi to Lohit river

Most of the devastating earthquakes are usually caused by

(1) Eustatic movement

(2) Isostatic adjustment

(3) Collision of earth plates

(4) Volcanic eruption

Which one of the following is the greatest circle ?

(1) Arctic Circle

(2) the Equator

(3) Tropic of Cancer

(4) Tropic of Capricorn

Hanging Valley is formed due to the action of

(1) Glacier

(2) River

(3) Ocean

(4) Wind

Mushroom Rocks are the typical land forms seen in

(1) River Valleys

(2) Mountain tops

(3) Coastal areas

(4) Deserts

Basaltic lava is found in the

(1) Deccan Trap

(2) Himalayas

(3) Indo-Gangetic Plain

(4) North-Eastern Hills