Horticulture MCQ Question and Answer | Agriculture MCQ Question

Plant Anupama, Arka Komal and Blue Lake are the varieties of French beans.
French bean is one of the most popular and widely grown vegetables in India. The green immature pods are cooked and eaten as a vegetable.
The French bean varieties are classified into two groups that are, Dwarf or bush types and climbing or pole types.
Arka Komal is the variety mostly grown in hilly as well as the plain region of Tamil Nadu. Plants are erect and bushy.
Plant Anupama was obtained through selection in germplasm lines maintained at GBPUAT, Pantnagar. The plants are dwarf with dark green foliage.

The edible part of the onion is bulb shaped is a modified stem. It is a hardy cool-season biennial but usually grown as an annual crop.

Garlic is a clove which means one bulb is made up of many individual lobes that are also covered in papery skin, and each lobe is a clove of garlic.

The edible part of sweet potato is the root which is also called a tuber, storage root of the plant, or an enlarged lateral root.

The edible part of cauliflower is the white flesh head part but that is known as curd. Curd is composed of a white inflorescence meristem.

A naturally sourced anti-biotic used in canning is NISIN.
Nisin is used in canned foods mainly for the control of thermophilic spoilage. It is a natural preservative for many food products. This Bacteriocin is mainly used in dairy and meat products. It inhibits pathogenic food-borne bacteria such as Listeria monocytogenes and many other Gram-positive food spoilage microorganisms.

Vaccum cooling is chiefly employed in Leafy vegetables.
Vaccum cooling is a rapid cooling technique for any porous product that has free water and works on the principle of evaporative cooling.
Vaccum cooling is generally used for cooling food products having a high water content and large porosities, due to its efficacy in losing water from both within and outside the products.

India is the prime producer of fenugreek in the world. The production of fenugreek in India is marked by its dominant position in world production and export.
Rajasthan alone produces more than 80% fenugreek of the country followed by Gujarat, Madhya Pradesh, and Uttaranchal.
In Rajasthan, which accounts for a significant majority of India's output, the crop is mainly grown during the winter season. It is cultivated in more than 1.57 lakh hectares area with a production of 1.9 lac tonnes.

Cleavage type of polyembryony is seen in Coconut. The separation of embryonal cells is followed by the development of each of them into potential embryos.
Cleavage polyembryony occurs when a young embryo or zygote divides into two or more units. This is known as cleavage of zygote or budding. These units eventually develop or mature into independent embryos. It is common in gymnosperms and comparatively rare in angiosperms.

Pusa Phalguni, Pusa Barsati, Pusa-do fasli and Pusa Rituraj are the improved varieties of Cowpea.
It is an annual herbaceous legume and is an important crop in semi-arid regions. The crop is mainly grown for its seeds, which are high in protein and also for forage.
Pusa phalguni is the Dwarf variety that matures in 60 days. It is suitable for February- March sowing. Its yield is 5-10 t/ha.
Pusa barsati is suitable to grow in the rainy season and the yield is 9 - 9.5 t/ha. Pusa Dofaslu is photosensitive and its yield is 7.5 - 8 t/ha.
Pusa Rituraj is a Bushy variety with 22 - 25 cm long and thin pods. Its yield is 8 - 10 t/ha.

A variety of gladiolus developed by Irradiation mutation is Shobha. This variety is released by IIHR, Bangalore. It is an induced mutant of var. 'Wild Rose'. It is an early flowering variety, which flowers 60 days after planting.
The effect of gamma irradiation on growth and floral characters of gladiolus varieties during winters.

Pusa Meghdoot is the cultivar among the following that belongs to bottle gourd.
This variety of Bottle gourd can be grown in a wide range of soils. But it thrives well in sandy loam soils. The land or main field should be prepared thoroughly by six to seven ploughings and the pH range in soil should be from 6.5 to 7.5 in bottle gourd cultivation. It requires good drainage with a hot and moist climate for its cultivation.

Pyrethrin is extracted from flowers of Chrysanthemum cinerarifolium.
The pyrethrins are a class of organic compounds normally derived from Chrysanthemum cinerariifolium that have potent insecticidal activity by targeting the nervous systems of insects.
Pyrethrin naturally occurs in chrysanthemum flowers and is often considered an organic insecticide when it is not combined with piperonyl butoxide or other synthetic adjuvants.