Horticulture - Study Mode
[#601] Browning in cauliflower is corrected by
Correct Answer
(B) Boric acid
Explanation
Solution: Browning in cauliflower is corrected by boric acid . Browning is a common problem in cauliflower. In this the stem becomes hollow and the curd becomes brown. Affected curds develop a bitter taste. Browning occurs because of the deficiency of boron. This condition may be controlled by the application of borax or sodium borate (boric acid) @ 20 kg per hectare. In case of acute deficiency, spray of 0.25 to 0.50% solution of borax @ 1 - 2 kg/ac will give satisfactory results.
[#602] Sweetest sugar in fruit is
Correct Answer
(C) Fructose
Explanation
Solution: The sweetest sugar in fruit is fructose . Fructose is also known as “fruit sugar” because it primarily occurs naturally in many fruits. It also occurs naturally in other plant foods such as honey, sugar beets, sugar cane and vegetables. Fructose is the sweetest naturally occurring carbohydrate and is 1.2 - 1.8 times sweeter than sucrose (table sugar).
[#603] Art of training plants into different shapes of birds, domes, animals, umbrellas etc is known as
Correct Answer
(A) Topiary
Explanation
Solution: The art of training plants into different shapes of birds, domes, animals, umbrellas etc. is known as Topiary . It is the horticultural practice of training perennial plants by clipping the foliage and twigs of trees, shrubs and subshrubs to develop and maintain clearly defined shapes, whether geometric or fanciful. The plants used in the topiary are evergreen, mostly woody, have small leaves or needles, produce dense foliage, and have compact and/or columnar growth habits. The plant should be amenable to repeated pruning and also flexible with more vegetative growth.
[#604] The medicinal plant known as "Second shilajeet" is
Correct Answer
(A) Safed musli
Explanation
Solution: The medicinal plant known as "Second shilajeet" is safed museli . Safed museli is a rare herb from India. It is used in traditional systems of medicine including Ayurveda, Unani, and homeopathy. People use safed museli for athletic performance, obesity, erectile dysfunction (ED), and other conditions.
[#605] Pungency in onion is due to
Correct Answer
(C) Allyl propyl disulphide
Explanation
Solution: Pungency in onion is due to Allyl propyl disulphide . Pungency is largely due to the level of sulphur - based non-protein amino acids they contain. Pungency is basically due to the presence of a volatile oil - allyl-propyl-disulphide. It is formed by an enzymatic reaction when tissues are broken. Although measurement of these elements can be difficult, it is well known that good nutrition is essential to managing the taste and pungency of onion bulbs.