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51
The red colour in chilli fruits at the ripening stage is due to pigment
Discuss
Answer & Solution
Answer: Option B
Solution:
The red colour in chili fruits at the ripening stage is due to the pigment Capsanthin.
Capsanthin is a natural red dye of the xanthophyll class of carotenoids. Capsanthin is the main carotenoid in the Capsicum annuum species of plants including red bell pepper.
Capsanthin is also able to support eye health and recent research has revealed its unique ability to help maintain intraocular pressure within a healthy range.
52
Tip hooking-a disorder in cauliflower due to the deficiency of . . . . . . . . mineral.
Discuss
Answer & Solution
Answer: Option A
Solution:
Tip hooking-a disorder in cauliflower due to the deficiency of calcium minerals.
Symptoms of calcium deficiency start on younger leaves. They develop necrotic lesions on leaf tips and margins (Tip-burn). With ongoing calcium deficiency necrotic areas and chlorotic border progress from tips and margins inwards. Affected leaves are deformed and abraded.
53
Filler flowers in Japanese are known as
Discuss
Answer & Solution
Answer: Option C
Solution:
Filler flowers in Japanese are known as Jushi.
Jushi is any flowers or leaves that do not make up the 3 main placements. They are meant to complement the shin, soe and tai. Add as many jushi as you like, but only in odd numbers.
Soe is two-thirds of the shin, and tai is two-thirds of soe. If shin and soe are branches, accompanying decorative flowers, called jushi, will be half as long as shin, soe and tai.
54
Which one of the following fruits is grown in semi-wild form in wasteland of peninsular India but is one of the largest foreign exchange earners
Discuss
Answer & Solution
Answer: Option B
Solution:
Cashew is one of the following fruits that is grown in the semi-wild form in the wasteland of peninsular India but is one of the largest foreign exchange-earners.
Commercial cultivation of cashew is taken up in eight states of our country mainly on the west and eastern coast viz., Andhra Pradesh, Goa, Karnataka, Kerala, Maharashtra, Orissa, Tamil Nadu and West Bengal.
Cashew farming is reasonably profitable but farmers could take it a step ahead to increase profit by over 200% with effort. The Cashew industry in India exports cashew kernels to more than 60 countries in the world.
55
Which one of the following citrus type is source of monoembryonic
Discuss
Answer & Solution
Answer: Option C
Solution:
Pummelo is one of the following citrus types and is the source of monoembryonic.
Citrus maxima are the largest citrus fruit from the family Rutaceae and the principal ancestor of the grapefruit. It is a natural, non-hybrid, citrus fruit, native to Southeast Asia. Similar in taste to a sweet grapefruit, the pummelo is commonly consumed and used for festive occasions throughout Southeast Asia.
The seeds of the pomelo are monoembryonic, producing seedlings with genes from both parents, but they are usually similar to the tree they grow on.
56
Hand pollination is most useful in which fruit
Discuss
Answer & Solution
Answer: Option D
Solution:
Hand pollination is most useful in Date palm fruit.
Hand-pollination is used with date palms to avoid wasting space and energy growing sufficient male plants for adequate natural pollination. Because of the level of labor involved, hand-pollination is only an option on a small scale, used chiefly by small market gardeners and owners of individual plants.
57
Which fruit crop has the highest chromosome (2n = 308)
Discuss
Answer & Solution
Answer: Option C
Solution:
Mulberry is the fruit crop that has the highest chromosome i.e. 2n = 308.
Mulberry belongs to the family Moraceae and includes 60 species found distributed in both hemispheres.
The black mulberry is known for its large number of chromosomes. Each cell has 308 chromosomes in total, and exhibits tetratetracontaploidy (44x), meaning that its genome contains seven chromosomes, and each cell has 44 copies of each.
58
Onion variety suitable for kharif crop is
Discuss
Answer & Solution
Answer: Option C
Solution:
The onion variety suitable for the Kharif crop is Agrifound dark red.
Bulbs are dark red in colour, globular in shape with tight skin and moderately pungent. Mature in 95 - 110 days after transplanting. Recommended for growing in Kharif season over the country.
59
. . . . . . . . is also known as "four angled bean".
Discuss
Answer & Solution
Answer: Option C
Solution:
The Winged bean is also known as the 'four angles bean’.
The winged bean (Psophocarpus tetragonolobus), also known as cigarillas, goa bean, four-angled bean, four-cornered bean, Manila bean, princess bean, asparagus pea, dragon bean, is a tropical herbaceous legume plant.
60
Increase in ethylene production during ripening is a characteristic of
Discuss
Answer & Solution
Answer: Option B
Solution:
An increase in ethylene production during ripening is a characteristic of climacteric fruits.
Climacteric fruits: these are the fruits that will be ripe after being picked up. It can also be defined as the stage of fruit ripening with increased ethylene production as the increase of respiration in cells.
Examples: Mango, Banana, Sapota, Guava, etc.