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9. Soil Science class 7 in English Medium ncert book solutions NCERT Exercise
9. Soil NCERT Exercise – Complete NCERT Book Solutions for Class 7 Science (English Medium). Get all chapter explanations, extra questions, solved examples and additional practice questions for 9. Soil NCERT Exercise to help you master concepts and score higher.
9. Soil Science class 7 in English Medium ncert book solutions NCERT Exercise
NCERT Solutions for Class 7 Science play an important role in helping students understand the concepts of the chapter 9. Soil clearly. This chapter includes the topic NCERT Exercise , which is essential from both academic and examination point of view. The solutions provided here are prepared strictly according to the latest NCERT syllabus and follow the guidelines of CBSE to ensure accuracy and relevance. Each question is explained in a simple and student-friendly manner so that learners can grasp the concepts without confusion. These NCERT Solutions are useful for regular study, homework help, and exam preparation. All textbook questions are solved step by step to improve problem-solving skills and conceptual clarity. Students of Class 7 studying Science can use these solutions to revise important topics, understand difficult questions, and practise effectively before examinations. The chapter 9. Soil is explained in a structured way, making it easier for students to connect the theory with the topic NCERT Exercise . By studying these updated NCERT Solutions for Class 7 Science, students can build a strong foundation, boost their confidence, and score better marks in school and board exams.
9. Soil
NCERT Exercise
Exercise NCERT Book
Tick the most suitable answer in questions 1 and 2.
Q1. In addition to the rock particles, the soil contains
(i) air and water (ii) water and plants
(iii) minerals, organic matter, air and water
(iv) water, air and plants
Answer:
(iii) Minerals, organic matter, air and water.
Q2. The water holding capacity is the highest in
(i) sandy soil (ii) clayey soil
(iii) loamy soil (iv) mixture of sand and loam
Answer:
(ii) Clayey soil.
Q3. Match the items in Column I with those in Column II:
Column I Column 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 colour
(iv) Middle layer of the soil (d) Small particles and packed tight
(v) Clayey soil (e) Lesser amount of humus
Answer:
| Column I | Column II |
| (i) A home for living organisms | (b) All kinds of soil |
| (ii) Upper layer of the soil | (c) Dark in colour |
| (iii) Sandy soil | (a) Large particles |
| (iv) Middle layer of the soil | (e) Lesser amount of humus |
| (v) Clayey soil | (d) Small particles and packed tight |
Q4. Explain how soil is formed.
Answer:
Soil is formed by the breaking down of rocks by the action of wind, water and climate. This process is called weathering and further addition of humus formed by the decomposition of organic matter on the earth's surface make it fertile.
Q5. How is clayey soil useful for crops?
Answer:
Clayey soil retains water to a great extent. Thus the crops which require more water such a soil as, wheat etc. Grow well in clayey soil.
Q6. List the differences between clayey soil and sandy soil.
Answer:
Q7. Sketch the cross section of soil and label the various layers.
Answer:
Q8. Razia conducted an experiment in the field related to the rate of percolation. She observed that it took 40 min for 200 mL of water to percolate through the soil sample. Calculate the rate of percolation.
Answer:
Q9. Explain how soil pollution and soil erosion could be prevented.
Answer:
Cutting of trees and deforestayion should be effort should be made to increase the green areas.
Q10. Solve the following crossword puzzle with the clues given:
Across 2. Plantation prevents it.
5. Use should be banned to avoid soil pollution.
6. Type of soil used for making pottery.
7. Living organism in the soil. Down
1. In desert soil erosion occurs through.
3. Clay and loam are suitable for cereals like.
4. This type of soil can hold very little water.
5. Collective name for layers of soil.
See other sub-topics of this chapter:
1. topic -1 2. NCERT Exercise 3. Additional Questions With Solutions 4. Additional Questions With Solutions