Irrigation Systems Quiz

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What is the advantage of using manure in clayey soils?

Reducing organic matter content

Increasing soil compaction

Improving drainage and preventing water logging (correct)

Enhancing water logging

How is compost prepared?

By decomposing plant and animal refuse in pits (correct)

By adding chemical fertilizers to farm waste

By using only livestock excreta

By drying out the farm waste in the sun

Which of the following is NOT a way of classifying manure based on the biological material used?

Compost and vermi-compost

Green manure

Biological waste composting (correct)

None of the above

What is the role of earthworms in the process of making compost?

Helping in speeding up the decomposition process Signup and view all the answers

What do fertilizers primarily supply to plants?

Nitrogen, phosphorus, and potassium Signup and view all the answers

How does green manure contribute to soil enrichment?

By enriching the soil with nitrogen and phosphorus Signup and view all the answers

What is the purpose of the lift system in irrigation?

To supplement irrigation in areas close to rivers Signup and view all the answers

What is the main benefit of mixed cropping in agriculture?

Enhance risk and insurance against crop failure Signup and view all the answers

Why are check-dams built in rainwater harvesting and watershed management?

To stop rainwater from flowing away and boost groundwater levels Signup and view all the answers

How does inter-cropping differ from mixed cropping?

Inter-cropping involves growing multiple crops on the same field in a definite pattern Signup and view all the answers

What is the function of tanks in agriculture?

To intercept and store runoff from small catchment areas Signup and view all the answers

Why do some areas use lift systems instead of canals for irrigation?

Due to insufficient or irregular canal flow from inadequate reservoir release Signup and view all the answers

What is the main nutrient provided by oil seeds like soyabean, ground nut, and sunflower?

Fats Signup and view all the answers

Which season in India is known as the kharif season?

June to October Signup and view all the answers

What are berseem, oats, and sudan grass primarily grown for?

Animal fodder Signup and view all the answers

Which of the following is considered a rabi crop in India?

Wheat Signup and view all the answers

What has been the trend in food grain production in India from 1952 to 2010?

Four times increase in production Signup and view all the answers

What are the three major groups of activities for improving crop yields mentioned in the text?

"Crop variety improvement", "Crop production improvement", "Crop protection management" Signup and view all the answers

What are the two main purposes of cattle husbandry?

Milk production and draught labour for agricultural work Signup and view all the answers

Which two species do Indian cattle belong to?

Bos indicus and Bos bubalis Signup and view all the answers

What is the difference between milch animals and draught animals in cattle husbandry?

Milch animals are used for milk production, while draught animals are used for farm labour. Signup and view all the answers

How can milk production be increased in cattle?

Increasing the duration of the lactation period Signup and view all the answers

Why is the lactation period important in milk production in cattle?

It impacts the quantity of milk produced. Signup and view all the answers

What is the primary purpose of using draught animals in cattle husbandry?

Agricultural work such as tilling and irrigation Signup and view all the answers

What is one of the main objectives of varietal improvement in farming?

Improve crop yield and quality Signup and view all the answers

In mixed cropping, what does 'simultaneously' mean?

Growing multiple crops together at the same time Signup and view all the answers

Which farming practice involves raising domestic fowls for meat and egg production?

Poultry farming Signup and view all the answers

What is the primary purpose of inter-cropping in agriculture?

To enhance land productivity by growing multiple crops together Signup and view all the answers

How is composite fish culture different from marine fish capture?

Marine fish capture relies on fishing nets while composite fish culture focuses on farming Signup and view all the answers

What is the primary role of animal husbandry in farming?

Managing shelter and care for farm animals Signup and view all the answers