Horticulture MCQ Question and Answer | Agriculture MCQ Question

The sweet lemon variety susceptible to granulation is Sathgudi.
Granulation is a serious pre-harvest disorder of juice sacs of citrus fruit which drastically affect citrus production.
Satgudi oranges are early to mid-season varieties highly favoured for their sweet flavour, high yields and adaptability. The oranges are also known as Sathgudi in local markets and are the most cultivated variety in Andhra Pradesh for commercial use.

Bright green hypocotyl-a morphological marker for male sterility identification is found in Broccoli.
Morphological markers are usually visual indicators of phenotypically differing characters, such as color, shape and size of the flower, seeds or leaves; type of development of plants, inflorescences or root system; pigmentation; or habit.

Radish is a cross pollinated crop. It is a modified root.
Radish flowers are pollinated by insects including bees and flies. Pollen must be moved from plant to plant as well as from flower to flower or pods will not form.
All radish varieties can cross with one another and with wild radish R. raphanistrum, but they will not cross with other brassicas.

Blue coloured annual is Corn Flower.
Cornflower or Centaurea cyanus, is a cool weather annual that is easily grown in average, medium moisture, well-drained soils in full sun to light shade. Purple blue flowers bloom from late spring into summer and attract butterflies.

The optimum seed rate (g/ha) of cabbage is 400.
Seed rate is the quantity of seed of a crop that is required to sow a unit area of land for optimum crop production.
To maintain optimum plant population in the field for higher yield harvest.
To prevent seed wastage from excess sowing reduces the initial cost of production.

Buttoning is related to cauliflower crops.
It is a type of disorder of cauliflower and is identified by the development of small 'buttons' while the plants are small and consequently, the curds get open.
Lower and Higher temperatures at the time of planting, Low Soil moisture, and nutrient deficiencies like nitrogen and micronutrient deficiencies lead to buttoning of cauliflower, a condition with smaller heads. Planting aged saplings are also one of the main reason for buttoning.

Arka Krishika is a variety of Gerbera. This is the desi variety of gerbera, released by ICAR-horticultural Research.
Flowers are the double type with yellow colour. Its Yield is 400 to 425 flowers/m²/year. It is usually used as a Cut flower and for floral decoration. The most important characteristic is it is suitable for open field cultivation.

Epicotyl grafting is practiced in the case of Mango.
Epicotyl grafting is a technique for faster multiplication of mango.
Grafting is the process of joining two separate plant parts so that they will unite and continue to grow as a single plant. Epicotyl grafting is a special type of grafting mostly practiced in mango propagation. It is also called stone grafting because mango stones are used as propagation material to produce rootstocks.

The collection of trees is called Arboretum.
It is a botanical garden developed and devoted to trees.
It is a place where trees, shrubs and sometimes herbaceous plants are cultivated for scientific and educational purposes.
An arboretum may be a collection in its own right or a part of a botanical garden.

The optimum seed rate to get the desired population of okra (kg/ha) in the Kharif season is 8 - 10.
Seed rate is the quantity of seed of a crop that is required to sow a unit area of land for optimum crop production.
To maintain optimum plant population in the field for higher yield harvest.
To prevent seed wastage from excess sowing reduces the initial cost of production.