Test your knowledge of stones, soil and igneous rocks, science, conservation, formation, types, erosion, pollution, science with this quiz.
Ques. Which one of the following practices is adopted for restoring the fertility of the soil?
(a) Weeding
(b) Leveling
(c) Fallowing
(d) Harrowing
Ques. Sandstone is a ___
(a) Intrusive Igneous rock
(b) Metamorphic rock
(c) Extrusive Igneous rock
(d) Sedimentary rock
Ques. The water potential of soil solution in common soil is
(a) –1 to –3 bars
(b) 1 to 3 bars
(c) –0.1 to –0.3 bars
(d) 0.1 to 0.3 bars
Ques. What is the process of wearing away of the Earth’s surface called?
(a) Erosion
(b) Deposition
(c) Sedimentation
(d) No option is correct
Ques. Contour plowing helps in
(a) stopping floods
(b) growing crops
(c) soil conservation
(d) checking landslides
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Ques. Marble is a _
(a) Intrusive Igneous rock
(b) Metamorphic rock
(c) Extrusive Igneous
(d) Sedimentary rock
Ques. Which one of the following does not cause soil erosion ?
(a) Deflation
(b) Deforestation
(c) Weathering
(d) Over cropping
Ques. Roots absorb water and __ from the soil
(a) Minerals
(b) Proteins
(c) Carbohydrate
(d) Fat
Ques. In dry regions, soil erosion is checked by :
(a) Shelter belts
(b) Strip cropping
(c) Plugging of gullies
(d) Contour ploughing
Ques. Which one of the following is igneous rock?
(a) Limestone
(b) Granite
(c) Marble
(d) Slate
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Ques. Watermelons grow best in
(a) Alluvial soil
(b) Sandy soil
(c) Black soil
(d) Laterite soil
Ques. In a desert region, soil erosion can be checked by
(a) Tree plantation / afforestation
(b) Crop rotation
(c) Contour ploughing
(d) Using farm manure
Ques. Limestone is
(a) Intrusive Igneous rocks
(b) Metamorphic racks
(c) Extrusive Igneous rocks
(d) Sedimentary rocks
Ques. Soil formation is controlled by:
(a) Time
(b) Organism in the soil
(c) Neither (a) & (b)
(d) both (a) & (b)
Ques. Which of the following soils is suitable for the production of cotton?
(a) Laterite soil
(b) Red soil
(c) Black soil
(d) Alluvial soil
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Ques. In a desert region, soil erosion can be checked by
(a) Tree plantation / afforestation
(b) Crop rotation
(c) Contour ploughing
(d) Using farm manure
Ques. Shale is metarroposed into which of the following rocks?
(a) Graphite
(b) Gneiss
(c) Marble
(d) Slate
Ques. Limestone is found in :
(a) Sedimentary rocks
(b) Metamorphic rocks
(c) Igneous rocks
(d) Place deposits
Ques. How do forests certainly help the soil from being washed away or eroded?
(a) By the roots of trees in forests that bind the soil
(b) By maintaining a steady supply of water
(c) By maintaining the water table
(d) None of these
Ques. The color of loamy soil is
(a) Greenish brown
(b) Bluish green
(c) Yellowish brown
(d) Blackish brown
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Ques. Which one of the following is a sedimentary rock?
(a) Granite
(b) Charnockite
(c) Basalt
(d) Arkose
Ques. The soil which originates under tall-grass prairie vegetation is called
(a) Black soil
(b) Chestnut soil
(c) Chernozem soil
(d) Terra rosa soil
Ques. Sweeping away fertile topsoil by wind or water is __
(a) siltation
(b) landslide
(c) soil erosion
(d) leaching
Ques. Mountain soil contains a lot of
(a) humus
(a) clay
(a) coasse material
(d) iron and aluminum salt
Ques. Which of the following is the unit of Soil Erosion?
(a) Kg/sq.m
(b) Kg/ml
(c) KN/m
(d) lbf/ft
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Ques. Which one is not an example of sedimentary rock?
(a) sandstone
(b) limestone
(c) shale
(d) slate
Ques. The soil with poorest water holding capacity is
(a) Clay
(b) Loam
(b) Sandy
(d) None of the above
Ques. Which of the crops is best suited for black soil?
(a) Wheat
(b) Paddy
(c) Cotton
(d) Jute
Ques. Which of the following is an important limiting factor for nitrification in the soil?
(a) Temperature
(b) Light
(c) Soil reaction (PH)
(d) Moisture
Ques. Formation of soil takes place by
(a) Weathering
(b) Pedogenesis
(c) Melting
(d) Both A and B
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Ques. The transfer of minerals from top soil to sub soil through soil water is called
(a) Transpiration
(b) Conduction
(c) Percolation
(d) Leaching
