1691. Two seas or water-bodies connected by a narrow stretch of water is known as a –
A. Bay
B. Strait
C. Peninsula
D. Isthmus
✅ The correct answer is option B.
UPSC
1692. The deepest ocean is –
A. Arctic
B. Pacific
C. Atlantic
D. Indian
✅ The correct answer is option B.
1693. Hydraulic Action is a type of erosion caused by –
A. Running water
B. Wind
C. Glacier
D. None of these
✅ The correct answer is option A.
1694. Species which has restricted distribution ion is called –
A. Eco species
B. Endemic
C. Sympatric
D. Allopatric
✅ The correct answer is option B.
1695. Tundras are –
A. Deciduous forests
B. Tropical rain forests
C. Cold deserts
D. Hot deserts
✅ The correct answer is option C.
1696. The asha-grey soils of high-latitude coniferous forests a known as :
A. Tundra soils
B. Podsols
C. Grey-Brown soils
D. Red and Yellow soils
✅ The correct answer is option B.
1697. ‘Flash floods’ are associated with –
A. Thunderstorms
B. Cyclonic storms
C. Tsunami
D. Tornado
✅ The correct answer is option B.
1698. Which of the following rivers lies in a rift valley?
A. Luni
B. Chambal
C. Sone
D. Tapti
✅ The correct answer is option D.
1699. The main source of usable water on the Earth is –
A. Oceans
B. Rivers
C. Underground water
D. Precipitation
✅ The correct answer is option C.
1700. The highest grade and best quality coal is –
A. Lignite
B. Peat
C. Bituminous
D. Anthracite
✅ The correct answer is option D.