SS3 First Term Agricultural Science Past Questions And Answers
SS3 First Term Agricultural Science Past Questions And Answers
20 thought-provoking SS3 Agricultural Science questions that cover a spectrum of topics. Each question is accompanied by multiple-choice options, and the correct answers are provided for comprehensive learning.
1. Question:
What is the primary function of chlorophyll in plants?
a) Nutrient absorption
b) Photosynthesis
c) Water transportation
d) Root development
Answer:
b) Photosynthesis
2. Question:
Which soil type is most suitable for cultivating crops like rice?
a) Sandy soil
b) Loamy soil
c) Clayey soil
d) Peaty soil
Answer:
c) Clayey soil
3. Question:
What is the primary purpose of nitrogen-fixing bacteria in the soil?
a) Enhancing soil structure
b) Increasing soil acidity
c) Converting nitrogen to a usable form
d) Preventing soil erosion
Answer:
c) Converting nitrogen to a usable form
4. Question:
In crop rotation, what is the main reason for alternating different crops in a specific sequence?
a) Pest control
b) Soil fertility preservation
c) Weed management
d) Water conservation
Answer:
a) Pest control
5. Question:
Which farming practice involves the cultivation of both crops and livestock on the same farm?
a) Monoculture
b) Polyculture
c) Mixed farming
d) Organic farming
Answer:
c) Mixed farming
6. Question:
What is the primary function of the ovary in a flower?
a) Pollen production
b) Seed formation
c) Nectar secretion
d) Petal protection
Answer:
b) Seed formation
7. Question:
Which gas is a byproduct of the process of respiration in plants?
a) Oxygen
b) Carbon dioxide
c) Nitrogen
d) Hydrogen
Answer:
b) Carbon dioxide
8. Question:
What is the main role of herbicides in agriculture?
a) Fertilizer application
b) Pest control
c) Weed management
d) Soil aeration
Answer:
c) Weed management
9. Question:
Which farming method involves the cultivation of crops without the use of synthetic fertilizers and pesticides?
a) Conventional farming
b) Precision farming
c) Organic farming
d) Hydroponic farming
Answer:
c) Organic farming
10. Question:
What is the significance of the Green Revolution in agriculture?
a) Increased crop diversity
b) Enhanced organic farming practices
c) Improved crop yields
d) Sustainable water management
Answer:
c) Improved crop yields
11. Question:
Which agricultural tool is commonly used for turning and aerating soil?
a) Plow
b) Harrow
c) Seeder
d) Combine
Answer:
a) Plow
12. Question:
What is the primary purpose of a silo on a farm?
a) Livestock housing
b) Grain storage
c) Equipment shelter
d) Water irrigation
Answer:
b) Grain storage
13. Question:
Which factor is crucial for successful bee pollination in orchards?
a) Wind speed
b) Temperature
c) Humidity
d) Flower color
Answer:
b) Temperature
14. Question:
In plant breeding, what is hybridization?
a) Crossbreeding of different species
b) Cloning identical plants
c) Growing crops from seeds
d) Applying synthetic fertilizers
Answer:
a) Crossbreeding of different species
15. Question:
What is the primary role of phosphorus in plant growth?
a) Energy transfer
b) Water uptake
c) Cell structure
d) Photosynthesis
Answer:
a) Energy transfer
16. Question:
Which irrigation method involves providing water directly to the root zone of plants?
a) Drip irrigation
b) Sprinkler irrigation
c) Flood irrigation
d) Furrow irrigation
Answer:
a) Drip irrigation
17. Question:
What is the purpose of a rain gauge in agriculture?
a) Soil moisture measurement
b) Irrigation scheduling
c) Pest control
d) Monitoring crop growth
Answer:
b) Irrigation scheduling
18. Question:
Which environmental factor is crucial for successful germination of seeds?
a) Light
b) Temperature
c) Humidity
d) Wind
Answer:
b) Temperature
19. Question:
What is the primary function of a combine harvester in agriculture?
a) Seed planting
b) Crop harvesting
c) Weed control
d) Soil plowing
Answer:
b) Crop harvesting
20. Question:
In livestock farming, which nutrient is essential for bone development?
a) Protein
b) Carbohydrates
c) Vitamins
d) Minerals
Answer:
d) Minerals