1621. The earth completes one rotation on its axis in :
A. 23 hrs. 56 min. 4.9 sec
B. 23 hrs. 10 min. 2 sec
C. 23 hrs. 30 min.
D. 24 hrs.
✅ The correct answer is option A.
UPSC
1622. Spot the odd item of the following :
A. Shale
B. Marble
C. Limestone
D. Sandstone
✅ The correct answer is option B.
1623. The mountain formed on the earth crust due to tension is called –
A. Young folded mountain
B. Old folded mountain
C. Laccolith mountain
D. Block mountain
✅ The correct answer is option D.
1624. The Tropic of Cancer does not pass through –
A. Myanmar
B. Nepal
C. Bangladesh
D. China
✅ The correct answer is option B.
1625. Earthquakes are generally associated with :
A. Joints
B. Faults
C. Folds
D. Schistosity
✅ The correct answer is option B.
1626. Which of the following minerals are required for smelting iron ore?
A. Limestone and gypsum
B. Manganese and limestone
C. Limestone and coal
D. Gypsum and coal
✅ The correct answer is option B.
1627. Vocanoes are scattered –
A. all over the world
B. only along the coasts
C. on the islands
D. mainly along young fold mountains
✅ The correct answer is option C.
1628. The term ‘epicentre’ is associated with
A. Earthquakes
B. Volcanoes
C. Cyclones
D. Landslides
✅ The correct answer is option A.
1629. Which of the following is not an Igneous Rock?
A. Dolomite
B. Granite
C. Basalt
D. Gabbro
✅ The correct answer is option A.
1630. The highest mountain peak of the Himalayas is situated in—
A. India
B. Tibet
C. Nepal
D. China
✅ The correct answer is option C.