Agriculture MCQ with Explanation Part 4 : Agrilearner

Q) Which of the following branches of horticulture is wrongly matched?(Agriculture MCQ)

[1] Pomology – Cultivation of flower crops
[2] Olericulture – Cultivation of Vegetables
[3] Spices Crop – Cultivation of crops like cardamom, pepper, nutmeg etc.
[4] Medicinal and aromatic plants – Cultivation of medicinal and aromatic crops
[5] None of the above

[Answer] [1] Pomology – Cultivation of flower crops

[Explanation]
Horticulture – Horticulture may be defined as the science and technique of production, processing and merchandising of fruits, vegetables, flowers, spices, plantations, medicinal and aromatic plants.

The following are the Branches of Horticulture:

Pomology :Cultivation of Fruit Crops

Olericulture: Cultivation of Vegetables

Floriculture: Cultivation of Flower Crops

Plantation crops: Cultivation of Crops like coconut, arecanut, rubber,coffee, tea etc.

Spices crops: Cultivation of crops like cardamom, pepper, nutmeg etc.

Medicinal and aromatic plants: Cultivation of medicinal and aromatic crops

Q) Which of the following equipment is not used under Land Levelling?(Agriculture MCQ)

[1] Scoop
[2] Buck Scraper
[3] U-Leveler
[4] Float Leveler
[5] Khurpi

Answer: [5] Khurpi

Explanation:

Following Equipment are used under Land Leveling
1. Scoop
2. Buck Scraper
3. U-Leveler
4. Float Leveler
Khurpi is most versatile Hand Hoe for removal of weeds.

Q) Which of the following Agroforestry System is matched incorrectly based on its component?(Agriculture MCQ)

[1] Boundary Plantation – Tress on Boundary + Crops
[2] Block Plantation – Block of Trees + Block of Crops
[3] Agri-Silviculture – Trees + Crops
[4] Alley Cropping – Perennial hedges + Crop
[5] Energy Plantation – Fruit Trees + Crops

Answer: [5] Energy Plantation – Fruit Trees + Crops

Explanation:

List of Agroforestry Systems based on the Nature of Components

Agri-silviculture: Trees + Crops

Boundary Plantation: Trees on boundary + Crops

Block Plantation: Block of Trees + Block of Crops

Energy Plantation: Trees + Crops during initial years

Alley Cropping: Perennial hedges + Crops

Agri-horticulture: Fruit Trees + Crops

Agri-silvi-horticulture: Trees + Fruit Trees + Crops

Silvi-olericulture: Trees + Vegetables

Horti-pasture : Fruit Trees + Pasture or animals

Forage forestry : Forage trees + pasture

Live Fence: Shrubs and Under Trees on boundary

Q) The khaira disease of rice is caused due to deficiency of which of the following?(Agriculture MCQ)

[1] Zinc
[2] Nickel
[3] Nitrogen
[4] Sulphur
[5] None of the above

Answer: [1] Zinc

[SOLUTION]

The symptoms of zinc deficiency are as follows:
• Upper leaves will show chlorosis on midrib. Veins green and dead spots occur in all parts of leaf (veins, tips and margins).
• Plants appear bushy due to reduced intermodal elongation.
• White bud of maize is caused by its deficiency.

Q) Deficiency of which of the following nutrient leads to terminal bud leaf becoming chlorotic white?(Agriculture MCQ)

[1] Copper
[2] Calcium
[3] Iron
[4] Chlorine
[5] None of the above

Answer: [2] Calcium

[SOLUTION]
• Calcium is involved in cell division and plays a major role in the maintenance of membrane
integrity.
• Deficiency of calcium leads to terminal bud leaf becoming chlorotic white with base remaining green.
• 1/3 chlorotic portion of tip hooks downward and brittle with death of terminal buds.
• Deficiency causes ‘Blossom end rot’ in Tomato and Ber and ‘Tip hooking in Cauliflower.

Q) The deficiency of this element leads to older leaves turning purple in colour on the underside. Identify the mineral?(Agriculture MCQ)

[1] Calcium
[2] Phosphorus
[3] Potassium
[4] Iron
[5] None of the above

Answer: [2] Phosphorus

[SOLUTION]

Deficiency of phosphorus will lead to:
• Slow and stunted plant growth.
• Older leaves will have a purple coloration, particularly on the underside, rear sides develop bronzy
appearance and premature leaf falling is most common.
• Deficiency causes Sickle leaf disease.

Q) Under Sprinkler Irrigation what is the Land Saving Percent?(Agriculture MCQ)

[1] 5-11%
[2] 10-16%
[3] 17-22%
[4] 23-30%
[5] 35-42%

Answer: [2] 10-16%

Explanation:

Particulars Sprinkler Irrigation

Form of Water Spray or Rain

Rate of delivery >1000/litres/hrs

Water Saving 25-50%

Land Saving 10-16%

Uniformity Uniform Application of Water(upto 10 m)

Q) The process in which the branch of a plant is cut off in order to produce a flush of new shoots is called-(Agriculture MCQ)

[1] Pollarding
[2] Lopping
[3] Silviculture
[4] Pruning
[5] Coppice

Answer: [1] Pollarding

Explanation:
Pollarding is a process in which the branch of a plant is cut off in order to produce a flush of new shoots.

Pollarding is carried out at a height which is above the reach of browsing animals. It has been widely adopted on Salix trees in Kashmir Valley. (Willow), Hard-wickia binate in A.P. (Anjan), Greis oppositifolia in U.P. Hills (Silver Oak Type)

Q) Which type of Tillage is done at a depth of 4–5 cm by tractor cultivators, generally done at Pre-emergence stage?(Agriculture MCQ)
Its purpose is to kill weeds, break up the soil crust, reduce evaporation, and ensure an influx of air to the roots. It is especially effective on wet clayey soils in regions having cold protracted springs.

[1] Blind Tillage
[2] Green Tillage
[3] Clean Tillage
[4] Mulch Tillage
[5] None of the above

Answer: [1] Blind Tillage

Explanation:
Blind Tillage refers to tillage done after seeding or planting the crop (in a sterile soil) either at the pre-emergence stage of the crop plants or while they are in the early stages of growth so that crop plants (sugarcane, potato etc.) do not get damaged, but, extra plants and broad-leaved weeds are uprooted. Blind Tillage is one of the Special Purpose tillage. Tillage operations intended to serve special purposes are said to be special purpose tillage.

The other special purpose tillage systems are:
✓ Sub-soiling;
✓ Clean Tillage;
✓ Dry Tillage;
✓ Wet Tillage or Puddling

Q) Which of the following breed is not related with broiler chicken in India?

1) ILI-80
2) Golden-92
3) Priya
4) Sonali
5) Frizzle

[Answer] 5) Frizzle

[Answer Explanation]
• There are many commercial breeds of broiler chicken in India
ILI-80
Golden-92
Priya
Sonali
Devendra

• Frizzle is related with Native breed of egg type chicken in India

• Various Native breed of egg type chicken in India
Aseel
Frizzle
Kadaknath
Naked neck

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