What is the primary function of the root system in plants?
a) Photosynthesis
b) Absorption of water and nutrients
c) Storage of food
d) Reproduction
Answer: b) Absorption of water and nutrients
Which agricultural practice involves the cultivation of crops and raising of animals in the same farming system?
a) Monoculture
b) Mixed farming
c) Hydroponics
d) Sericulture
Answer: b) Mixed farming
What is the purpose of plowing in agriculture?
a) Weed control
b) Seed germination
c) Soil aeration and preparation
d) Pest management
Answer: c) Soil aeration and preparation
Which of the following is a major nutrient required by plants for healthy growth?
a) Nitrogen
b) Iron
c) Calcium
d) Zinc
Answer: a) Nitrogen
What is the role of bees in agriculture?
a) Soil aeration
b) Pollination of flowers
c) Pest control
d) Water absorption
Answer: b) Pollination of flowers
Which farming practice involves the cultivation of crops on a slope with leveled areas?
a) Contour plowing
b) Strip cropping
c) Crop rotation
d) Terrace farming
Answer: d) Terrace farming
What is the function of the chlorophyll in plants?
a) Water absorption
b) Photosynthesis
c) Root development
d) Fruit ripening
Answer: b) Photosynthesis
Which of the following is a by-product of photosynthesis?
a) Oxygen
b) Carbon dioxide
c) Nitrogen
d) Hydrogen
Answer: a) Oxygen
What is the main purpose of crop rotation in agriculture?
a) Soil fertility improvement
b) Pest control
c) Weed suppression
d) Water conservation
Answer: a) Soil fertility improvement
Which farming method involves the use of chemicals for pest and disease control?
a) Organic farming
b) Sustainable farming
c) Conventional farming
d) Aquaponics
Answer: c) Conventional farming
What is the function of the ovary in a flower?
a) Photosynthesis
b) Seed production
c) Pollination
d) Water absorption
Answer: b) Seed production
Which of the following is a warm-season crop?
a) Wheat
b) Rice
c) Maize
d) Barley
Answer: c) Maize
What is the primary purpose of adding fertilizer to the soil?
a) Weed control
b) Pest management
c) Soil fertility enhancement
d) Water conservation
Answer: c) Soil fertility enhancement
Which agricultural practice involves growing two or more crops simultaneously in the same field?
a) Monoculture
b) Polyculture
c) Crop rotation
d) Sericulture
Answer: b) Polyculture
What is the significance of farm implements in agriculture?
a) Pest control
b) Efficient farm operations
c) Soil aeration
d) Seed germination
Answer: b) Efficient farm operations
What is the primary function of nitrogen-fixing bacteria in the soil?
a) Water absorption
b) Pest control
c) Nitrogen fixation
d) Weed suppression
Answer: c) Nitrogen fixation
Which of the following is a greenhouse gas released during the decomposition of organic matter in the soil?
a) Oxygen
b) Carbon dioxide
c) Nitrogen
d) Methane
Answer: b) Carbon dioxide
What is the purpose of pruning in fruit cultivation?
a) Soil aeration
b) Seed production
c) Weed control
d) Shaping and controlling plant growth
Answer: d) Shaping and controlling plant growth
Which type of farming involves the cultivation of crops without using synthetic chemicals or pesticides?
a) Conventional farming
b) Organic farming
c) Hydroponics
d) Aquaculture
Answer: b) Organic farming
What is the primary function of the stomata in plant leaves?
a) Water absorption
b) Photosynthesis
c) Transpiration
d) Root development
Answer: c) Transpiration.
FAQs
What topics are commonly covered in JSS3 First Term Agricultural Science past questions and answers?
JSS3 First Term Agricultural Science past questions usually cover topics such as farm tools and equipment, crop production, animal reproduction, soil types and properties, pests and diseases, and simple farm records. Questions often test students’ understanding of definitions, functions, identification of tools, and basic practical knowledge related to farming activities.
Why are past questions important for JSS3 Agricultural Science students?
Past questions help students understand the pattern and structure of examination questions. They highlight frequently tested topics and guide students on how to frame their answers correctly. Practicing with past questions also improves confidence, time management, and familiarity with both objective and theory sections of the exam.
What types of questions appear in JSS3 First Term Agricultural Science exams?
The examination usually consists of objective questions such as multiple choice and fill-in-the-blank, as well as theory questions that require short explanations. Students may be asked to list farm tools and state their uses, explain types of soil, describe methods of crop propagation, or outline the importance of agriculture in the community.
How can students effectively prepare using Agricultural Science past questions and answers?
Students can prepare effectively by studying their class notes alongside past questions, practicing regularly, and reviewing corrections carefully. It is helpful to attempt questions under timed conditions and then compare answers with marking schemes. Consistent revision of key topics and understanding practical examples will greatly improve performance in the examination.
