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51
Which one of the following states/regions is famous for the cultivation of orchids?
Discuss
Answer & Solution
Answer: Option C
Solution:
North Eastern region is the state or region that is famous for the cultivation of orchids.
Arunachal Pradesh is often called the Orchid state of India. The highest number of orchid species is recorded from Arunachal Pradesh with 612 species, followed by Sikkim with 560 species and West Bengal; Darjeeling Himalayas have also high species concentration, with 479 species.
52
Cultivation of vegetables on Dal Lake in Kashmir is referred as
Discuss
Answer & Solution
Answer: Option C
Solution:
The cultivation of vegetables on Dal Lake in Kashmir is referred to as a Floating garden.
Islands or floating gardens on the Dal lake in Kashmir are formed from the weeds, after collecting them from the lake itself. Such weeds mostly consist of Typha augustata and Phragmites communis which are in the Kashmiri language known as Pech and Nargasa, respectively.
The floating gardens, known as “Raad” in Kashmiri, blossom with lotus flowers during July and August.
53
In India, . . . . . . . . crop has the maximum % area under F1 hybrids.
Discuss
Answer & Solution
Answer: Option A
Solution:
In India, the Tomato crop has the maximum percentage area under F1 hybrids.
An F1 tomato hybrid occurs when you have two tomato plants of different varieties and then one is pollinated by the other variety's pollen. The seeds of the resulting cross-pollinated tomato will grow plants that are F1 hybrids.
The advantage of the F1 hybrid seed is that the plants grown from it are very predictable and uniform. They have been bred for specific characteristics, such as flavour, colour, number of days to harvest, resistance to disease, etc.
54
The term king of flowers is used for
Discuss
Answer & Solution
Answer: Option A
Solution:
The correct answer is A: Rose

Option A: Rose - Roses are widely recognized for their beauty, fragrance, and cultural significance. They're often associated with royalty, love, and admiration. This makes them the popular choice for the title "king of flowers."

Option B: Dahlia - Dahlias are beautiful and come in many colors and forms. They are more popular as "Queen of the Autumn Flower Show" rather than "King of Flowers".

Option C: Orchid - Orchids are exotic and elegant, but they are not commonly referred to as the "king of flowers." They are more associated with rarity and sophistication.

Option D: Carnation - Carnations are popular and long-lasting cut flowers, but, like Dahlias and Orchids they are not typically called the "king of flowers."

Therefore, "Rose" is the most appropriate and widely accepted answer as the "king of flowers."
55
Economic portion of sandal wood is
Discuss
Answer & Solution
Answer: Option B
Solution:
The economic portion of sandalwood is Heart wood.
Sandalwood refers to the wood from tree species belonging to the family Santalaceae and the genus Santalum. The wood from these trees has a characteristic aromatic fragrance.
The heartwood is located at the inner part (center) of the wood. It is called such because of being located at the center of the wood.
Santalum album L., commonly known as Indian sandalwood, is a small tropical tree, widely accepted as the most precious and commercial timber species with an estimated market volume of more than $1 billion.
56
Product obtained by tapping unopened spadix of coconut is called
Discuss
Answer & Solution
Answer: Option D
Solution:
The product obtained by tapping unopened spadix of coconut is called Toddy.
The traditional toddy is made from coconut palm sap which is left overnight to ferment. It is a sweet-sour drink with low alcohol content.
Coconut tapping refers to the process of collecting the milky white sap from the flower blossom, not the coconut itself. Toddy tapping begins when the tapper starts beating the flower for three days. Once beaten, the flower is then cut to allow the sap to drain.
57
. . . . . . . . country grows the largest number of vegetable crops in the world.
Discuss
Answer & Solution
Answer: Option A
Solution:
China is the country that grows the largest number of vegetable crops in the world.
China was the leading producer with a production volume of nearly 594 million metric tons, followed by India with approximately 141.2 million metric tons of fresh vegetables.
China has only 10% of arable land worldwide and produces a quarter of the global grain output. China leads the agricultural production of fruit, vegetables, cereals, cotton, eggs and poultry.
58
Cereals are deficient in . . . . . . . . amino acid.
Discuss
Answer & Solution
Answer: Option B
Solution:
Cereals are deficient in Lysine amino acid.
Cereals are deficient in several essential amino acids including lysine, threonine and tryptophan.
The first limiting essential amino acid in cereals is generally lysine. However, there are variations between cereals. In oats, rice, and finger millet the deficiency in lysine may be only marginal, while in sorghum, maize, and other millets it is more pronounced.
59
Pruning system followed for climbing roses is
Discuss
Answer & Solution
Answer: Option A
Solution:
The pruning system followed for climbing roses is no pruning.
Pruning, in horticulture, is the removal or reduction of parts of a plant, tree, or vine that are not requisite to growth or production, are no longer visually pleasing, or are injurious to the health or development of the plant.
Pruning won't benefit climbing roses from being cut back hard unless there are issues with the plant and it requires renovating.
60
How can one protect the stem-end of radish root from becoming green?
Discuss
Answer & Solution
Answer: Option B
Solution:
One can protect the stem-end of radish root from becoming green by earthing.
The most frequent cause of radishes growing only greens is hot weather. Once the weather warms up, the radish plant bolts and tries to set seed. The lack of development is caused by planting too thickly and not thinning about 1 to 2 inches between plants.
In radish, the growing roots tend to push out of the soil surface. Therefore, earthing up and weeding during the early stages of growth is necessary for the proper development of quality roots.