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