TEJIS Agricultural Science Y4 1ST TERM
  • 1. 1. What is soil?
A) A natural body of mineral and organic matter
B) A mixture of water and air
C) A type of rock
D) A natural body of mineral and organic matter
E) A living organism
  • 2. 2. Which of the following is NOT a component of soil?
A) Atmosphere
B) Water
C) Organic matter
D) Mineral particles
  • 3. 3. What is the primary function of soil?
A) To support plant growth
B) To store minerals
C) To filter water
D) To regulate climate
E) To support plant growth
  • 4. 4. Which of the following types of soil is characterized by high fertility?
A) Loamy soil
B) Rocky soil
C) Loamy soil
D) Sandy soil
E) Clay soil
  • 5. 5. The process of breaking rock to smaller particles is called?
A) Weathering
B) Sedimentation
C) Pedogenesis
D) Erosion
  • 6. 6. What is the primary use of soil?
A) Water filtration
B) Agriculture and food production
C) Construction material
D) Agriculture and food production
E) Waste disposal
  • 7. 7. Which of the following is a non-agricultural use of soil?
    A)
    B)
    C)
    D)
    Correct answer: C)
A) Raising livestock
B) Growing crops
C) Building foundations
D) Landfill
  • 8. 8. What are the four main components of soil?
A) Rocks, minerals, water, and organic matter
B) Organic matter, nutrients, water, and air
C) Minerals, water, air, and microorganisms
D) Sand, silt, clay, and humus
E) Minerals, water, air, and microorganisms
  • 9. 9. Which soil component holds nutrients for plant growth?
    A)
    B) Organic matter
    C) Water
    D) Air
    Correct answer: B)
A) Mineral particles
B) Organic matter
  • 10. 10. What is humus in soil
A) Living microorganisms
B) Water-holding capacity
C) Mineral particles
D) Decomposed organic matter
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