Goa Board Class 12 Question Paper Mar 2019 Pomology

2019 III 09 1000 Seat No.

Time : 2 Hours POMOLOGY

Subject Code

V 3 8 3

Total No. of Questions : 4 (Printed Pages : 3) Maximum Marks : 50

1. (A) Fill in the blanks : 3

(i) Bunchy top disease of banana is caused by .......................

(ii) Arecanut is monoecious and essentially a ....................... pollinated
species.

(iii) ....................... and slips are preferred to crown in propagation of
pineapple.

(B) Answer the following in one or two sentences each : 3

(i) What do you mean by denavelling in banana ?

(ii) Why are the scale leaves from the basal portion of pineapple
suckers and slips removed before planting ?

(iii) Write down any two varieties of arecanut.

(C) Answer the following in 40-60 words : 4

(i) What are the desired criteria of suckers selection in banana ?

(ii) How is curing carried out to make good quality black pepper of
uniform black colour ?

2. (A) State true or false : 3

(i) Separation of turmeric finger from mother rhizomes is called as
curing.

(ii) Nutmeg is commercially propagated by layering.

(iii) Viability period of papaya seed is 45 days.

[V-383] 1 P.T.O.

(B) Answer the following in one or two sentences each : 3

(i) Why are the shorter seedling with more leaves selected in arecanut
planting ?

(ii) Name the proteolytic enzyme present in papaya fruits.

(iii) Name the common rootstock used while inarching in sapota.

(C) Answer the following : 4

(i) Write short note on selection of arecanut seed nuts.

(ii) Draw the neat diagram of pineapple plant with fruit and label
the parts.

3. (A) Match the pairs : 3

(i) Pineapple (A) Kagzi

(ii) Lemon (B) Coorg honey

(iii) Banana (C) Heart rot

(D) Propping

(B) Answer the following : 3

(i) Name two spice products extracted from nutmeg.

(ii) State importance of waxing in fruit crop.

(iii) Write any one importance of post harvest technology in fruit crop.

(C) Answer the following in 40-60 words : 6

(i) State maturity signs of Jackfruit for harvesting.

(ii) Explain soil and climate required for custard apple crop.

(iii) How is the processing carried out in cardamom after harvesting ?

(D) Draw the diagram and explain cold storage method of fruit
preservation. 3

Or

Draw the diagram and explain working of zero energy chamber for
fruits and vegetable preservation. 3

[V-383] 2

4. (A) Answer in one sentence each : 3

(i) Family of Nutmeg.

(ii) Material used to resist friction during transportation of fruits.

(iii) Define precooling of fruits.

(B) Answer the following : 3

(i) Name two varieties of sapota.

(ii) What is the significance of water stress in lemon cultivation ?

(iii) Define fruit jelly.

(C) Answer in short : 6

(i) Calculate the cost of raising cashew, given that, the area is 2
hectare, spacing is 10 m × 10 m, cost of each graft is Rs. 100,
cost of digging pit is Rs. 120, cost of refilling pit and planting
is Rs. 25 per graft.

(ii) Write briefly, the selection and preparation of fruits for jam
production.

(iii) Explain the importance and scope of spice crop in India.

(D) Explain briefly curing in Ginger. 3

Or

Explain ginger on the basis of the following points : 3

(i) Planting

(ii) Soil

(iii) Climate.

[V-383] 3 P.T.O.

[V-383] 4

[V-383] 5 P.T.O.