Q.1. In addition to the rock particle, soil contains:
A. air and water
B. water and plants.
C. minerals, organic matter, air and water
D. water, air and plants
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C. minerals, organic matter, air and water
Q.2. The water holding capacity is the highest in
A. sandy soil
B. clayey soil.
C. loamy soil.
D. mixture of sand and loam
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B. clayey soil.
Q.3. Match the items in column I with those in column II.
Column I
|
Coulmn II
|
i.
A home for living organisms.
|
a.
Large particles.
|
ii.
Upper layer of the soil
|
b.
All Kinds of soil.
|
iii.
Sandy soil
|
c.
Dark in color.
|
iv.
Middle layer of the soil
|
d.
Small particles and packed tight.
|
v.
Clayey soil
|
e.
Lesser amount of humus
|
A. i--a, ii--b, iii--c, iv--d, v--e
B. i--b, ii--c, iii--a, iv--e, v--d
C. i--b, ii--c, iii--a, iv--d, v--e
D. i--b, ii--c, iii--a, iv--d, v--e
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B. i--b, ii--c, iii--a, iv--e, v--d
Q.4. A vertical section through different layers of the soil is called _____.
A. Soil Horizons.
B. Soil Profile.
C. Weathering of soil.
D. Soil Texture.
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B. Soil Profile.
Q.5. Which of the below soil layers are soft, porous and can retain more water?
A. B- Horizon.
B. C- Horizon.
C. Bedrock.
D. A-Horizon.
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D. A-Horizon.
Q.6. Percolation rate of water is highest in the _____ soil and least in the ______ soils.
A. Clayey soil, Sandy soil.
B. Sandy Soil, Clayey soil.
C. Loamy soil, Clayey soil.
D. Clayey soil, Loamy soil
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B. Sandy Soil, Clayey soil.
Q.7. The removal of land surface by water, wind or ice is known as _____.
A. Erosion.
B. Weathering.
C. Texture.
D. Deforestation.
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A. Erosion.
[CTET 2012]
Q.8. Which of the following groups of words can be correctly identified with Rhizobium?
A. Root nodules, Pitcher plant, nitrogen deficient soil.
B. Nitrogen fixation, root nodules, leguminous plant.
C. Roots of legumes, parasite, soluble nitrogen compounds.
D. Leguminous plants, symbiotic, stem nodes.
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B. Nitrogen fixation, root nodules, leguminous plant.
[CTET 2013]
Q.9. The steps required for the conversion of kitchen garbage into manure are given below in a jumbled form.
A. Put the garbage in pit.
B. Cover the bottom of pit with sand.
C. Cover the pit loosely with grass or gunny bag.
D. Add Worms.
The correct sequence of step is:
I. B, A, C, D
II. B, C, A, D
III. B, A, D, C
IV. B, D, A, C
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III. B, A, D, C
[CTET 2016]
Q.10. Consider the following statements about adding organic manures to soil.
A. They make the soil rigid so as to hold the plants firmly.
B. They add inorganic matter to the soil which is considered very rich in plant nutrients.
C. They improve the texture of soil.
D. They enhance the water holding capacity of soil.
The correct statements are:
1. B, C and D.
2. A and D only.
3. C and D only.
4. A, B, C
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3. C and D only.
Q.11. Which kind of soil would be most suitable for planting rice?
A. Soil with a higher rate of percolation.
B. Soil with a lower rate of percolation.
C. Percolation rate doesn't matter.
D. None of the above.
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B. Soil with a lower rate of percolation.
SOIL-THEIR TYPE AND PROPERTIES
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