Horticulture MCQ Question and Answer | Agriculture MCQ Question

Jobner Green is a high-yielding variety of Indian Spinach (beet leaf).
This was developed at the Jobner campus of the University of Udaipur by selection from a spontaneous mutation detected in a local collection.
It produces green, large, thick and tender leaves with a strong flavour having an entire margin. It is a high yielder and gives an average yield of 30 tonnes/ha.

The sex form in betel vine is Dioecious which means both male and female clones are cultivated based on local preference.
Sex determination in this crop is not readily possible as flowering in both sexes is observed in specific regions of the country. It is a perennial evergreen creeper.

Seed longevity is defined as seed viability after seed dry storage and therefore describes the total seed life span. This storability period includes both the dormant and non-dormant states.
Seed longevity of lettuce is 6 years.
Seed longevity of cucumber is 5 years.
Seed longevity of onion is 1 year.
Seed longevity of okra is 2 years.

Vitamin abundantly found in rose hips is Vitamin C.
Rosehip is part of the fruit that grows on the blossom of a wild rose called Rosa canina. This rose grows mostly in Europe and parts of Africa and Asia. Rosehips are packed full of vitamin C, E and other antioxidants, minerals and polyphenols.
This pseudo fruit exhibits anti-inflammatory, antioxidants and antiobesogenic activities.

Sylvia is a variety of an edible-podded variety of Pea.
It is an introduced variety from Sweden.
Plants are tall; the first blossom appears at the 14^th to 16^th node after 60 days of sowing.
Pods are borne singly, yellowish in colour, long (12 cm) and curved without parchment-type pericarp.
Pods are sweet and have the general appearance of a medium-sized French bean pod.

Pusa Urmi and Pusa Shreya are the latest varieties of Ash gourd grown for commercial cultivation.
Both of these varieties are developed at IARI, New Delhi and are tolerant to cucumber mosaic virus and watermelon mosaic virus.
The fruits of Pusa Urmi are oblong-ellipsoid with greenish-white rind and white flesh. The average fruit weight is 10 kg and the average number of fruits per plant is 4.6 with an average yield of 47.5 tonnes/ha.
The fruits of Pusa Shreyali are elliptical-oval with green rind and the average fruit weight is 9 kg and 4.10 fruits per plant with an average yield of 41.6 tonnes/ha.

The Netherlands is the country that ranked 1^st in the export of floricultural products in the world. It is the major flower exporter on the world market. The top ten major flower-producing countries in the world in 2018 are The Netherland (52%), Columbia (15%), Ecuador (9%), Kenya (7%), Belgium (3%), Ethiopia (2%), Malaysia, Italy, Germany, Israel (1%) of global market share.
Floriculture is a specialized branch of horticulture that deals with the commercial production of cut flowers, loose flowers, cut greens, seeds, bulbs, landscape plants, their marketing and production of value-added products from them.

Potatoes are low in protein, ranging from 1 - 2% when fresh and 8 - 9% by dry weight.
The major protein found in protein is Patatin, also known as tuberin.
Potatoes (Solanum tuberosum) are characterized by a large starch content, which supplies energy and by the presence of many nutritionally beneficial components such as proteins, fibres, vitamins and organic acids.

Azad P-1, Azad P-3 and Chanchal are varieties of pea whereas Madhu is the variety of musk melon.
Peas are a good source of vitamin C, vitamin E and protein. It requires a cool season that cannot survive in a hot climate in India. Azad P-3 is one of the best varieties of peas. Azad P-1 is highly susceptible to powdery mildew, it shows desirable pod characteristics like medium, long and lush-green.

In 1883 late blight of potato was advertently introduced in India from Europe.
Irish famine also known as the Great Irish famine, occurred in Ireland in 1845 - 49 when the potato crop failed in successive years.
The crop failures were caused by late blight, a disease that destroys both the leaves and the edible roots, or tubers, of the potato plant. The causative agent of late blight is the water mold Phytophthora infestans.