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Past Questions and Answers

JSS2 Second Term Agricultural Science Past Questions And Answers

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JSS2 Second Term Agricultural Science Past Questions And Answers

 

JSS2 Second Term Agricultural Science questions with options and answers:

 

Question: What is the process of breaking down complex organic matter into simpler forms by microorganisms in the soil?

 

A) Photosynthesis

B) Respiration

C) Decomposition

D) Transpiration

Answer: C) Decomposition

 

Question: Which farming practice involves the cultivation of crops without soil, using nutrient-rich water solutions?

 

A) Hydroponics

B) Aeroponics

C) Aquaponics

D) Organic farming

Answer: A) Hydroponics

 

Question: What is the main function of the stem in plants?

 

A) Photosynthesis

B) Support and transport of water and nutrients

C) Reproduction

D) Absorption of sunlight

Answer: B) Support and transport of water and nutrients

 

Question: Which of the following is a greenhouse gas associated with climate change?

 

A) Oxygen

B) Nitrogen

C) Carbon dioxide

D) Hydrogen

Answer: C) Carbon dioxide

 

Question: What is the purpose of irrigation in agriculture?

 

A) Increase soil acidity

B) Control pests

C) Provide water to crops

D) Enhance soil fertility

Answer: C) Provide water to crops

 

Question: Which of the following is a leguminous crop commonly used as a cover crop?

 

A) Wheat

B) Barley

C) Clovers

D) Oats

Answer: C) Clovers

 

Question: What is the role of fungi in the soil ecosystem?

 

A) Nitrogen fixation

B) Decomposition of organic matter

C) Photosynthesis

D) Water absorption

Answer: B) Decomposition of organic matter

 

Question: In agriculture, what does the term “fallow” refer to?

 

A) Cultivated land

B) Unplanted land left to rest

C) Irrigated land

D) Forested area

Answer: B) Unplanted land left to rest

 

Question: What is the purpose of a combine harvester in modern agriculture?

 

A) Planting seeds

B) Harvesting and threshing crops

C) Watering crops

D) Controlling weeds

Answer: B) Harvesting and threshing crops

 

Question: Which of the following is an example of a perennial crop?

 

A) Rice

B) Wheat

C) Banana

D) Maize

Answer: C) Banana

 

Question: What is the importance of cover crops in sustainable agriculture?

 

A) Increase soil erosion

B) Provide shade for other crops

C) Improve soil fertility and structure

D) Attract harmful pests

Answer: C) Improve soil fertility and structure

 

Question: Which process involves the removal of excess water from the soil to prevent waterlogging?

 

A) Irrigation

B) Drainage

C) Transpiration

D) Erosion

Answer: B) Drainage

 

Question: What is the primary function of the fruit in a plant?

 

A) Photosynthesis

B) Reproduction

C) Nutrient absorption

D) Storage of seeds

Answer: D) Storage of seeds

 

Question: What is the term for the practice of growing two or more crops in the same field during a single growing season?

 

A) Monoculture

B) Polyculture

C) Agroforestry

D) Deforestation

Answer: B) Polyculture

 

Question: Which of the following is an example of an organic fertilizer?

 

A) Urea

B) Superphosphate

C) Compost

D) Potash

Answer: C) Compost

 

Question: What is the significance of nitrogen in plant nutrition?

 

A) Enhances root growth

B) Essential for chlorophyll synthesis

C) Controls pests

D) Increases water absorption

Answer: B) Essential for chlorophyll synthesis

 

Question: Which farming practice involves the breeding and raising of fish in controlled environments?

 

A) Aquaculture

B) Hydroponics

C) Apiculture

D) Floriculture

Answer: A) Aquaculture

 

Question: What is the term for the process of transferring pollen from the male to the female part of a flower?

 

A) Fertilization

B) Germination

C) Pollination

D) Transpiration

Answer: C) Pollination

 

Question: In crop rotation, what is the purpose of planting legumes in one season?

 

A) Improve soil fertility through nitrogen fixation

B) Control soil erosion

C) Increase water retention

D) Prevent weed growth

Answer: A) Improve soil fertility through nitrogen fixation

 

Question: What is the primary function of the leaves in a plant?

 

A) Support

B) Reproduction

C) Photosynthesis

D) Water absorption

Answer: C) Photosynthesis.

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