List of top Horticulture Questions

The recommended optimum plant density for sweet potato has been recommended by ICAR- CTCRI is ?
Kashi Chayan is the variety of
Given below are two statements:
Statement (I) : Worldwide tomato is mainly consumed as fresh vegetable (89%) and only $\sim$11% is processed.
Statement (II) : Tomato genotypes suitable for processing require key parameters such as low TSS ($< 5 ^\circ\text{Brix}$) and minimum acid:sugar ratio (15:1)
In light of the above statements, choose the most appropriate answer from the options given below.
Match List-I with List-II.

List-I (Botanical Name) & List-II (Vegetable Crop)
(A) Benincasa hispida & (I) Lotus
(B) Trapa natans & (II) Winged bean
(C) Nelumbo nucifera & (III) Ash gourd
(D) Psophocarpus tetragonolobus & (IV) Water chestnut
Which of the following biocontrol agent is recommended to control diamond back moth (DBM), serious pests of cruciferous crops particularly cabbage and cauliflower ?
Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A) : Ditch system of planting is common planting system in Diara land cultivation of cucurbitaceous crops.
Reason (R) : To manage the availability of moisture and higher temperature, the trenches are dug in North-West direction.
In light of the above statements, choose the most appropriate answer from the options given below:
Powdery mildew resistant single dominant gene (Er-3) derived from which pea species?
Which of the following is $F_1$ hybrid of watermelon ?
Match List I with List II with respect to salient characteristics of mango cultivar
{|p{7cm}|p{7cm}|} List I (Mango Cultivar) & List II (Salient Characteristics)
(A) Suvarnarekha & (I) Regular bearing
(B) Rumani & (II) Imparting tolerance to Bacterial Canker
(C) Banganpalli & (III) Good donor for skin colour
(D) Bombay green & (IV) Good source for dwarfness

Sequence the fruit crop according to the place of their origin
(A) Indo Burma region
(B) South East Asia
(C) Black Sea - Caspian sea
(D) Mesoamerica
Choose the correct answer from the options given below:
Sequence the mango varieties according to their parentage
(A) Amrapali $\times$ Sensation
(B) Dashehari $\times$ Sensation
(C) Amrapali $\times$ Vanraj
(D) Amrapali $\times$ Lal Sundari
Choose the correct answer from the options given below:
Sequence the Cross combinations of the apple rootstock
(A) Malling 2 $\times$ Northern Spy
(B) Malling 1 $\times$ Northern Spy
(C) Northern Spy $\times$ Merton 793
(D) Northern Spy $\times$ Malling 2
Choose the correct answer from the options given below:
Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R).
Assertion (A) : 2, 3, 5 triphenyl tetrazolium chloride (TTC) is used for determining the seed viability
Reason(R) : Living tissue changes the TTC to an insoluble red compound formazan
In light of the above statements, choose the most appropriate answers from the options given below.
Match List I with List II according to the synonym used for the species
{|p{7cm}|p{7cm}|} List I (Species) & List II (Synonym)
(A) Vitis vinifera & (I) Cat grape
(B) Vitis labrusca & (II) Sand grape
(C) Vitis rupestris & (III) Fox grape
(D) Vitis palmata & (IV) Wine grape

Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R).
Assertion (A) : Clonal selection followed by vegetative propagation is a major strategy for improvement of perennial crops.
Reason (R) : A large genetic advance can be made in a single step without the multiple generation of seed propagation required of seed propagated cultivars.
In light of the above statements, choose the most appropriate answers from the options given below.
Match List I with List II pear rootstock for their salient characteristics
{|p{7cm}|p{7cm}|} List I (Pear Rootstock) & List II (Salient Characteristics)
(A) Pyrus betulifolia & (I) Blight resistant rootstock
(B) Cydonia oblonga & (II) Black end susceptible rootstock
(C) Pyrus calleryana & (III) Dwarfing rootstock
(D) Pyrus pyrifolia & (IV) Alkaline tolerant rootstock

Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R)
Assertion (A) : Germplasm can be preserved for longer period under cryopreservation at $-296^{\circ}\text{C}$.
Reason (R) : There is minimal loss of genetic information through cryopreservation
In light of above statements, choose the most appropriate answers from the options given below.
Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R).
Assertion (A) : Nucellar embryony has been a major obstacle in citrus breeding
Reason (R) : Nucellar embryos arise from somatic cells of the nucellus, they are asexual progenies and not required by the breeder.
In light of above statements, choose the most appropriate answers from the options given below.
Given below are two statements:
Statement (I) : The tall coconut cultivars are referred as var. typica, while dwarf type as var. Nana
Statement (II) : Tall cultivars are the resultant of out breeding while dwarf are the resultant of inbreeding
In light of the above statements, choose the most appropriate answer from the options given below.
The origin of wound induced De Novo adventitious root in citrus is
Given below are two statements:
Statement (I) : Dwarfing interstocks in apple are used to avoid the undesirable root system of a dwarfing rootstock
Statement (II) : Mallus Sikimmensis is largely used as interstock for the said purpose
In light of the above statements, choose the most appropriate answer from the options given below.
Banana are placed in the order
Which mango cultivar imparts prominent beak character to the progenies?
Which pineapple cultivar has spineless leaves and is resistant to gummosis ?
The grape vine flowers are borne in clusters or panicles on