Agricultural Science can be easy when you study with real classroom-based questions. Below are exam-ready questions generated directly from your uploaded SRT file — rewritten clearly, structured properly, and equipped with correct answers and explanations to help you understand quickly.
1️⃣ What is soil texture?
A. The color of the soil
B. The size and feel of soil particles ✔️
C. The smell of the soil
D. The taste of the soil
Correct Answer: B
Explanation: Soil texture refers to the relative proportion of sand, silt, and clay in the soil.
2️⃣ The heating and cooling of rocks over time results in what?
A. Soil erosion
B. Leaching
C. Weathering ✔️
D. Soil compaction
Correct Answer: C
Explanation: Temperature changes weaken rocks, causing them to break down into smaller particles.
3️⃣ Granite is classified as what type of rock?
A. Sedimentary rock
B. Igneous rock ✔️
C. Metamorphic rock
D. Volcanic ash
Correct Answer: B
Explanation: Granite forms when molten magma cools and solidifies, making it an igneous rock.
4️⃣ In which soil horizon does most biological activity occur?
A. Horizon A ✔️
B. Horizon B
C. Horizon C
D. Horizon D
Correct Answer: A
Explanation: Horizon A (topsoil) is rich in organic matter, microorganisms, and nutrients.
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5️⃣ A pale young plant with yellowing leaves is most likely showing deficiency of what nutrient?
A. Calcium
B. Iron
C. Nitrogen ✔️
D. Sulphur
Correct Answer: C
Explanation: Nitrogen deficiency causes yellowing of leaves (chlorosis), especially in young plants.
6️⃣ Evaporation from the soil surface is encouraged by what condition?
A. Mulching
B. Shade
C. High temperature ✔️
D. Waterlogging
Correct Answer: C
Explanation: Heat increases water loss from the soil.
7️⃣ An orchard is best described as what?
A. A garden for vegetables
B. A small plot for maize
C. A plantation of fruit trees ✔️
D. A land for grazing animals
Correct Answer: C
Explanation: An orchard is an area where fruit crops like orange, mango, guava, etc., are planted.
8️⃣ The planting of trees to encourage forest growth is known as what?
A. Deforestation
B. Agroforestry
C. Afforestation ✔️
D. Bush fallowing
Correct Answer: C
Explanation: Afforestation is the establishment of forests by planting trees on non-forest land.
9️⃣ Which method is commonly used to control plant pests carried from one region to another?
A. Pruning
B. Quarantine ✔️
C. Weeding
D. Crop rotation
Correct Answer: B
Explanation: Quarantine restricts plant movement to prevent pest and disease spread.
🔟 Planting resistant varieties is a method of controlling which type of disease?
A. Fungal disease
B. Bacterial disease
C. Viral disease ✔️
D. Mineral disease
Correct Answer: C
Explanation: Viral diseases are best controlled by using resistant crop varieties since chemicals are ineffective.
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Conclusion
These Agricultural Science questions were generated directly from your teaching transcript. Study them repeatedly — they reflect common exam patterns and will help you score higher in your GCE, WAEC, or NECO Agricultural Science papers.
Keywords
agric science questions
GCE agriculture 2025
oil texture meaning
types of rocks agriculture
afforestation meaning
Credit: Allschool, Allcbt
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