FCI Agriculture Quiz 13 |

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Q1. Rain water management on farm includes

Terracing
Interface treatment
Chemical amendments
All of the above
None of these

Explanation:- Once rainwater has been collected, it is treated and stored for re-use. Rainwater harvesting has agricultural uses.

Q2. Indian soils are deficient in which micro-nutrient?

Copper
Zinc
Potassium
Iron
None of these

Explanation:- At present about 48.1% of Indian soils are deficient in zinc.

Q3. Which type soil is suitable for sprinkler irrigation method?

Alluvial soil
Black soil
Sandy soil
Clay soil
None of these

Explanation:- Sandy soils have a low water storage capacity and a high infiltration rate. They therefore need frequent but small irrigation applications.

Q4. Soil erosion can be prevented by

Deforestation
Afforestation
Overgrazing
Removal of vegetation
None of these

Explanation:- Preventive methods of soil erosion – Afforestation Planting more trees reduces soil erosion.

Q5. Soil erosion means

Prevention of spread of deserts
To check soil erosion by wind and rains
To check soil erosion by afforestation
All of the above
None of these

Explanation:- Soil erosion is the natural process in which the topsoil of a field is carried away by physical sources such as wind and water.

Q6. Which of the following plant is used for windbreak?

Delonix
Mangifera
Eucalyptus
Prosopis
All of the above

Explanation:- Dense evergreen trees and shrubs planted to the north and northwest of the home are the most common type of windbreak.

Q7. In which region drip irrigation is useful

Humid
Dry
High rainfall
All of the above
None of these

Explanation:- Used commonly in drier areas of the country, drip irrigation is becoming more popular in the Northeast.

Q8. Red color of soil due to

Ferric oxide
Silica
Lime
Feldspars
None of these

Explanation:- Iron found within the soil is oxidised more readily due to the higher oxygen content.

Q9. The application of fertilizer in irrigation system is known as

Fertilization
Fertigation
Surge irrigation
Drip irrigation
None of these

Explanation:- Fertigation is the injection of fertilizers, used for soil amendments, water amendments and other water-soluble products into an irrigation system.

Q10. Materials can be stored up to, in medium term storage