A. Artisian well
B. Spring
C. Hot spring
D. Geyser
✅ The correct answer is option A.
25. 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.
24. 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.
42. 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.
41. Mangrove forests occur in –
A. high mountains
B. snowy plains
C. coastal swamps
D. interior plateaus
✅ The correct answer is option C.
40. In order to prevent the expansion of deserts, trees are planted in strips or blocks with the shortest trees on the desert side and tallest on the other side. Such plantation is called?
A. shelter belts
B. agroforests
C. wind breaks
D. social forests
✅ The correct answer is option C.
38. Spot the odd item in the following :
A. Basalt
B. Ruby
C. Emerald
D. Sapphire
✅ The correct answer is option A.
36. Which of the following is an organic rock?
A. Marble
B. Coal
C. Granite
D. Slate
✅ The correct answer is option B.
34. The rapid sliding of large masses of bed rocks is called :
A. Landslide
B. Earthquake
C. Weathering
D. Mass wasting
✅ The correct answer is option A.
16. Natural embankments found on upper valley sides are-known as –
A. high banks
B. levees
C. bunds
D. ridge
✅ The correct answer is option B.