KTBS KARNATAKA
STATE SYLLABUS
CLASS – 10
ENGLISH MEDIUM
SUBJECT – SOCIAL STUDIES
HISTORY
UNIT 12.INDIA – SOILS
QUESTIONS WITH ANSWERS
Exercises
I. Fill in the blanks with suitable words:
1. The soil deposited by rivers is called alluvial soil.
2. Black soil area is called Deccan Trap.
3. In Rajasthan, desert soil is mainly found.
4. The widely spread soil in India is alluvial soil.
5. For growing ragi and oil seeds, red soil is suitable.
II. Answer the following questions in brief:
6. What are the types of soils found in India?
Answer: The types of soils found in India are:
1.Alluvial Soil
2.Black Soil
3.Red Soil
4.Laterite Soil
5.Desert Soil
6.Mountain Soil
7. What is meant by soil conservation? List out its methods.
Answer: Soil conservation refers to the prevention of soil erosion and maintaining the soil’s fertility. Some methods of soil conservation are:
Contour ploughing
Building bunds around fields
Developing terraced fields
Preventing deforestation
Encouraging afforestation
Controlling livestock grazing
Planned water usage
Constructing check dams
8. What is soil erosion? What are the reasons for it?
Answer: Soil erosion is the removal of the top layer of soil by natural forces like wind, water, and sea waves. The reasons for soil erosion include:
Deforestation
Overgrazing by livestock
Unscientific farming methods
Over-irrigation
Use of topsoil for brick and pot making
9. What are the effects of soil erosion?
Answer: The effects of soil erosion are:
1.Accumulation of silt in riverbeds, causing floods
2.Changes in river courses
3.Reduced storage capacity in reservoirs and lakes
4.Drying up of natural springs
5.Decrease in agricultural productivity
10. Which types of soils are found in the Himalayan mountains?
Answer: The Himalayan mountains have mountain soil, which is rich in organic matter and suitable for growing coffee, tea, spices,
More Question and Answers to practice
1.What is the main type of soil found in the lower areas of India?
a) Black Soil
b) Red Soil
c) Alluvial Soil
d) Desert Soil
Answer: c) Alluvial Soil
2.Which type of soil is best suited for cotton cultivation?
a) Red Soil
b) Black Soil
c) Laterite Soil
d) Mountain Soil
Answer: b) Black Soil
3.Where is Black Soil predominantly found in India?
a) Uttar Pradesh
b) Maharashtra
c) Rajasthan
d) West Bengal
Answer: b) Maharashtra
4.What is another name for Black Soil?
a) Regur Soil
b) Laterite Soil
c) Alluvial Soil
d) Desert Soil
Answer: a) Regur Soil
5.Which soil is known for its red color due to ferric oxide?
a) Desert Soil
b) Red Soil
c) Black Soil
d) Laterite Soil
Answer: d) Laterite Soil
6.Red Soil is commonly found in which geographical region of India?
a) Northern Plains
b) Peninsular Plateau
c) Coastal Areas
d) Himalayan Foothills
Answer: b) Peninsular Plateau
7.What is the primary color of Desert Soil?
a) Black
b) Red
c) Brown
d) Green
Answer: c) Brown
8.Which type of soil is suitable for the cultivation of coffee and tea?
a) Black Soil
b) Red Soil
c) Mountain Soil
d) Desert Soil
Answer: c) Mountain Soil
9.Which type of soil is found in the Western Ghats and the Rajmahal Hills?
a) Black Soil
b) Red Soil
c) Laterite Soil
d) Desert Soil
Answer: c) Laterite Soil
10.What is the major crop grown in Black Soil regions?
a) Wheat
b) Rice
c) Cotton
d) Sugarcane
Answer: c) Cotton
11.Which type of soil is characterized by high clay content and water retention ability?
a) Alluvial Soil
b) Black Soil
c) Red Soil
d) Desert Soil
Answer: b) Black Soil
12.Which soil type is found in the Himalayan foothills and contains a lot of decayed organic matter?
a) Desert Soil
b) Black Soil
c) Mountain Soil
d) Red Soil
Answer: c) Mountain Soil
13.Soil erosion primarily leads to the accumulation of silt in:
a) Forests
b) River Beds
c) Deserts
d) Mountains
Answer: b) River Beds
14.What is one of the main causes of soil erosion?
a) Afforestation
b) Overgrazing
c) Planned Use of Water
d) Construction of Check Dams
Answer: b) Overgrazing
15.Which soil type is predominant in North-west Rajasthan?
a) Alluvial Soil
b) Desert Soil
c) Laterite Soil
d) Black Soil
Answer: b) Desert Soil
16.The process of soil conservation includes:
a) Increasing deforestation
b) Counter ploughing
c) Encouraging overgrazing
d) Reducing irrigation
Answer: b) Counter ploughing
17.Which soil is less fertile and lacks nitrogen and minerals?
a) Black Soil
b) Red Soil
c) Laterite Soil
d) Alluvial Soil
Answer: c) Laterite Soil
18.Which region is not mentioned as having Black Soil?
a) Maharashtra
b) Gujarat
c) Punjab
d) Bihar
Answer: d) Bihar
19.Which soil is commonly found from Kanyakumari to Jhansi?
a) Alluvial Soil
b) Mountain Soil
c) Red Soil
d) Desert Soil
Answer: c) Red Soil
20.In which soil type does water percolate easily and get reduced?
a) Black Soil
b) Red Soil
c) Laterite Soil
d) Desert Soil
Answer: d) Desert Soil
21.What type of soil is found in the Brahmaputra valley of Assam?
a) Mountain Soil
b) Alluvial Soil
c) Black Soil
d) Laterite Soil
Answer: b) Alluvial Soil
22.Which soil type is known for being highly suitable for dry farming?
a) Desert Soil
b) Black Soil
c) Alluvial Soil
d) Red Soil
Answer: b) Black Soil
23.Which soil is found on the lower slopes of mountains and is rich in organic matter?
a) Desert Soil
b) Red Soil
c) Mountain Soil
d) Laterite Soil
Answer: c) Mountain Soil
24.Which practice is not a method of soil conservation?
a) Encouragement of afforestation
b) Prevention of deforestation
c) Unscientific cultivation
d) Construction of bunds
Answer: c) Unscientific cultivation
25.Pedology is the study of:
a) Animal habitats
b) Soil formation and changes
c) Plant diseases
d) Climate patterns
Answer: b) Soil formation and changes