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Jss1 third Term agricultural science past questions and answers

Jss1 third Term agricultural science past questions and answers

Agricultural science questions for JSS1 with options and answers:

What is the term for the practice of growing a single crop species over a large area for an extended period?
a) Crop rotation
b) Monoculture
c) Polyculture
d) Intercropping
Answer: b) Monoculture

Which of the following is an example of a cash crop?
a) Millet
b) Cassava
c) Cocoa
d) Sorghum
Answer: c) Cocoa

What is the primary role of nitrogen-fixing bacteria in agriculture?
a) Enhancing soil aeration
b) Converting nitrogen to oxygen
c) Converting atmospheric nitrogen into a usable form for plants
d) Controlling pests
Answer: c) Converting atmospheric nitrogen into a usable form for plants

Which agricultural practice involves the artificial pollination of plants to produce desired traits in offspring?
a) Irrigation
b) Pruning
c) Crossbreeding
d) Grafting
Answer: c) Crossbreeding

What is the term for the practice of raising fish and other aquatic organisms for food production?
a) Aquaculture
b) Apiculture
c) Horticulture
d) Sericulture
Answer: a) Aquaculture

Which of the following is a primary function of leaves in plants?
a) Water absorption
b) Food storage
c) Photosynthesis
d) Anchoring the plant
Answer: c) Photosynthesis

What is the primary purpose of a windbreak in agriculture?
a) Providing shade for crops
b) Reducing soil erosion
c) Enhancing soil fertility
d) Controlling pests
Answer: b) Reducing soil erosion

Which of the following is a legume commonly grown in agriculture for its protein-rich seeds?
a) Wheat
b) Barley
c) Peanuts
d) Oats
Answer: c) Peanuts

What is the term for the process of introducing beneficial microorganisms to the soil to enhance plant growth?
a) Tilling
b) Fertilization
c) Inoculation
d) Irrigation
Answer: c) Inoculation

Which agricultural tool is used for measuring rainfall and humidity?
a) Barometer
b) Hygrometer
c) Thermometer
d) Wind vane
Answer: b) Hygrometer

What is the primary purpose of a scarecrow in agriculture?
a) Irrigation
b) Pest control
c) Soil aeration
d) Crop rotation
Answer: b) Pest control

What is the term for the process of protecting plants from extreme temperatures by covering them with a protective material?
a) Mulching
b) Pruning
c) Tilling
d) Frost protection
Answer: d) Frost protection

Which of the following is a common method of preserving fruits and vegetables in agriculture?
a) Freezing
b) Plowing
c) Threshing
d) Irrigation
Answer: a) Freezing

What is the primary function of the harrow in agriculture?
a) Harvesting crops
b) Breaking soil clods and smoothing the soil surface
c) Sowing seeds
d) Pest control
Answer: b) Breaking soil clods and smoothing the soil surface

Which of the following is a renewable resource used in agriculture for power and heat?
a) Natural gas
b) Biomass
c) Propane
d) Kerosene
Answer: b) Biomass

What is the term for the practice of controlling the movement of water in agricultural fields to manage crop growth?
a) Plowing
b) Soil erosion
c) Drainage
d) Terracing
Answer: c) Drainage

Which of the following is a method of organic waste recycling commonly used in agriculture?
a) Incineration
b) Composting
c) Landfilling
d) Erosion
Answer: b) Composting

What is the primary function of the cultivator in agriculture?
a) Harvesting crops
b) Weeding and loosening soil
c) Providing shade for crops
d) Controlling pests
Answer: b) Weeding and loosening soil

Which agricultural practice involves growing two or more crop species together in the same field?
a) Monoculture
b) Polyculture
c) Crop rotation
d) Terracing
Answer: b) Polyculture

What is the term for the practice of selecting and growing plants with desirable traits for future generations?
a) Monoculture
b) Artificial insemination
c) Selective breeding
d) Grafting
Answer: c) Selective breeding

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