Monthly Student Online Competition

Agriculture and Crop Sciences MCQs with Answers

Welcome to the Agriculture and Crop Sciences MCQs with Answers. In this post, we are sharing Agriculture and Crop Sciences Multiple Choice Questions and Answers in Everyday Science section for various competitive exams in Pakistan. Each question offers a chance to enhance your knowledge regarding Agriculture and Crop Sciences online MCQs Test.

Which of the following is a method of soil conservation used to prevent erosion?
A) Contour plowing
B) Slash-and-burn
C) Monoculture
D) Crop rotation

Answer
A) Contour plowing

Which nutrient is most essential for plant growth and is often found in fertilizers?
A) Nitrogen
B) Carbon
C) Oxygen
D) Iron

Answer
A) Nitrogen

Which crop is primarily grown for its fiber used in textiles?
A) Cotton
B) Rice
C) Wheat
D) Soybean

Answer
A) Cotton

Which of the following is a leguminous crop that enriches the soil with nitrogen?
A) Soybean
B) Corn
C) Wheat
D) Barley

Answer
A) Soybean

Which farming practice involves alternating different types of crops in the same field across seasons?
A) Crop rotation
B) Monoculture
C) Strip farming
D) Hydroponics

Answer
A) Crop rotation

Which type of irrigation method conserves the most water?
A) Drip irrigation
B) Flood irrigation
C) Sprinkler irrigation
D) Surface irrigation

Answer
A) Drip irrigation

Which type of farming involves the use of natural pesticides and fertilizers, avoiding synthetic chemicals?
A) Organic farming
B) Intensive farming
C) Conventional farming
D) Subsistence farming

Answer
A) Organic farming

What is the main benefit of using genetically modified crops?
A) Increased resistance to pests
B) Decreased water usage
C) Reduced need for sunlight
D) Increased crop rotation

Answer
A) Increased resistance to pests

Which of the following is a major staple food crop grown globally?
A) Rice
B) Coffee
C) Cotton
D) Sugarcane

Answer
A) Rice

Which term describes the planting of a single type of crop over a large area?
A) Monoculture
B) Polyculture
C) Agroforestry
D) Crop rotation

Answer
A) Monoculture

What is the primary reason for applying lime to soil?
A) To reduce acidity
B) To provide nitrogen
C) To improve drainage
D) To add organic matter

Answer
A) To reduce acidity

Which type of crop is grown primarily for its oil?
A) Sunflower
B) Maize
C) Wheat
D) Barley

Answer
A) Sunflower

Which process involves the genetic modification of crops to make them resistant to herbicides?
A) Herbicide tolerance
B) Cross-pollination
C) Organic farming
D) Crop rotation

Answer
A) Herbicide tolerance

Which of the following techniques helps to prevent waterlogging in fields?
A) Proper drainage systems
B) Excessive irrigation
C) Slash-and-burn
D) Crop rotation

Answer
A) Proper drainage systems

What is the term for growing plants without soil by using mineral nutrient solutions?
A) Hydroponics
B) Aquaponics
C) Agroforestry
D) Permaculture

Answer
A) Hydroponics

Which of the following crops is known for fixing atmospheric nitrogen into the soil?
A) Peas
B) Wheat
C) Rice
D) Maize

Answer
A) Peas

Which agricultural technique is primarily used to control soil erosion?
A) Terracing
B) Genetically modified crops
C) Flood irrigation
D) Monoculture

Answer
A) Terracing

What is the term for the artificial application of water to crops?
A) Irrigation
B) Deforestation
C) Mulching
D) Harvesting

Answer
A) Irrigation

Which insect is most beneficial for pollinating crops?
A) Honeybee
B) Grasshopper
C) Mosquito
D) Termite

Answer
A) Honeybee

Which of the following is a micronutrient essential for plant growth?
A) Zinc
B) Carbon
C) Hydrogen
D) Oxygen

Answer
A) Zinc

What is the primary purpose of cover crops in agriculture?
A) To prevent soil erosion
B) To attract pollinators
C) To increase crop yield
D) To reduce pesticide use

Answer
A) To prevent soil erosion

Which type of soil is best suited for growing rice?
A) Clayey soil
B) Sandy soil
C) Loamy soil
D) Gravel

Answer
A) Clayey soil

Which crop is known for its high water requirements during cultivation?
A) Rice
B) Wheat
C) Barley
D) Maize

Answer
A) Rice

Which of the following methods is used for weed control in organic farming?
A) Mulching
B) Chemical herbicides
C) Deforestation
D) Over-irrigation

Answer
A) Mulching

What is the main role of a windbreak in agriculture?
A) To reduce soil erosion by wind
B) To increase sunlight exposure
C) To attract pollinators
D) To enhance water retention

Answer
A) To reduce soil erosion by wind

Which crop is most commonly associated with the Green Revolution?
A) Wheat
B) Corn
C) Cotton
D) Soybean

Answer
A) Wheat

Which of the following is an example of a perennial crop?
A) Apple tree
B) Rice
C) Wheat
D) Corn

Answer
A) Apple tree

Which practice is commonly used to improve soil fertility by adding decomposed organic material?
A) Composting
B) Over-irrigation
C) Monoculture
D) Slash-and-burn

Answer
A) Composting

What is the term for crops grown specifically to feed livestock?
A) Fodder crops
B) Cash crops
C) Cover crops
D) Legumes

Answer
A) Fodder crops

Which of the following is considered a cash crop?
A) Cotton
B) Wheat
C) Maize
D) Soybean

Answer
A) Cotton

What is the primary goal of sustainable agriculture?
A) To maintain long-term soil health and reduce environmental impact
B) To maximize short-term profits
C) To use as much water as possible
D) To minimize crop diversity

Answer
A) To maintain long-term soil health and reduce environmental impact

Which agricultural practice helps conserve moisture and suppress weeds?
A) Mulching
B) Overgrazing
C) Clear-cutting
D) Slash-and-burn

Answer
A) Mulching

Which of the following is an example of a high-yielding variety (HYV) crop?
A) IR8 rice
B) Maize
C) Soybean
D) Sugarcane

Answer
A) IR8 rice

Which method is commonly used for the large-scale planting of crops without disturbing the soil structure?
A) No-till farming
B) Slash-and-burn
C) Monoculture
D) Agroforestry

Answer
A) No-till farming

Which of the following pests is known to damage cotton crops?
A) Bollworm
B) Locust
C) Grasshopper
D) Termite

Answer
A) Bollworm

Which agricultural technique uses fish farming and hydroponics together?
A) Aquaponics
B) Terracing
C) Agroforestry
D) Crop rotation

Answer
A) Aquaponics

Which type of farming involves raising animals along with crop production?
A) Mixed farming
B) Monoculture
C) Horticulture
D) Subsistence farming

Answer
A) Mixed farming

Which of the following crops is commonly grown in arid and semi-arid regions?
A) Millet
B) Rice
C) Wheat
D) Soybean

Answer
A) Millet

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