1491. Mangrove forests occur in –
A. high mountains
B. snowy plains
C. coastal swamps
D. interior plateaus
✅ The correct answer is option C.
UPSC
1492. Evergreen rain forest is mainly found in regions having well distributed annual rainfall –
A. Below 50 cm
B. 50-100 cm
C. 100-200 cm
D. More than 200 cm
✅ The correct answer is option D.
1493. For the cultivation of Tobacco the soil should be rich in –
A. calcareous matter
B. nitrogen
C. organic content
D. potash
✅ The correct answer is option D.
1494. The soil conservation method in which mountain slope is cut into step is –
A. Contour ploughing
B. Cover planting
C. Strip cropping
D. Terracing
✅ The correct answer is option D.
1495. A special type of well in which water rises automatically under the pressure of a column of water to the ground surface through a hole is known as –
A. Artisian well
B. Spring
C. Hot spring
D. Geyser
✅ The correct answer is option A.
1496. The natural gaps across the mountains which provide routes are called –
A. Peaks
B. Dunes
C. Plateaus
D. Passes
✅ The correct answer is option D.
1497. Which one of the following is an unpredictable natural disaster?
A. Earthquake
B. Cyclone
C. Tornado
D. Hurricane
✅ The correct answer is option A.
1498. Which one of the following is a Sedimentary Rock?
A. Granite
B. Charnockite
C. Basalt
D. Arkose
✅ The correct answer is option D.
1499. The formation of ‘Mushroom rock’ in desert region is an example of –
A. Deflation
B. Attrition
C. Abrasion
D. Erosion
✅ The correct answer is option C.
1500. Earthquakes are caused by –
A. Denudation
B. Tectonism
C. Earth revolution
D. Earth rotation
✅ The correct answer is option B.