Horticulture - Study Mode
[#596] Tip-top variety related to
Correct Answer
(B) Tomato
Explanation
Solution: Tip-top variety is related to Tomato . Tip Top is shaped like a spinning top. They are medium-sized plum-shaped tomatoes and are pretty much determined with limited production after the main flush of fruit. It takes 70 - 80 days to mature. The fruits are tasty and not dry. The walls are pulpy and great for salads, salsas and canning.
[#597] Citrus exanthema is caused by
Correct Answer
(A) Cu deficiency
Explanation
Solution: Citrus exanthema is caused by a deficiency of Copper. The disease is usually attributed to malnutrition and is not infectious. The dropping, blemishing, and cracking of fruit form one of the most common symptoms of exanthema disease in fruit. Brown glossy areas occur particularly on side of the fruit. The surface shows small dots of gum. Cracking is common. The fruit is undersized and often a pale yellow. It can be treated with a copper treatment.
[#598] Asafoetida is harvested by
Correct Answer
(C) Tapping
Explanation
Solution: Asafoetida is harvested by Tapping . The hing is in the form of dried latex gum, which is discharged from the herb called Rhizome or ferula of several tap roots, the herb named perennial herb grows at a height of 1 to 1.5 in length. The gum resin is obtained from incisions in the roots and rhizomes of the plants. The roots of the plants are exposed to the surface by cutting the plants very close to the roots which then secrets a milky juice from the cut area. The substance hardens when exposed to air and is extracted by the tapping method.
[#599] Which portion of the plant is considered free from viruses
Correct Answer
(C) Meristem
Explanation
Solution: Meristem is the portion of the plant that is considered to be free from viruses. The apical and axillary meristems of plants are the best parts to make virus-free plants because of their high rate of multiplication and division which means the growth of meristems are much faster than the viral multiplication and virus are unable to invade the newly formed cells.
[#600] An example for biennial vegetable is
Correct Answer
(C) Carrot
Explanation
Solution: An example of a Biennial vegetable is Carrot . Biennials are such plants that require two years to complete their life cycle. First-year growth results in a small rosette of leaves near the soil surface. During the second year of growth stem elongation, flowering, and seed formation occur followed by the entire plant's death. In carrots, swollen roots are produced in the year of sowing and are harvested, stored and consumed. To produce seeds, the roots must be left and after vernalizing, the plants that flower in the following year. The plant produces a tall stem with many branches bearing seeds.