A. Cold air cooling
B. Hydro cooling
C. Vacuum cooling
D. None of the above
Horticulture
The storage life of fresh onion at -1 to -4ºC is………………..?
A. 10-15 weeks
B. 10-25 weeks
C. 12-28 weeks
D. 12-25 weeks
The storage life of fresh apples at -1 to -4ºc is………………….?
A. 4-10 weeks
B. 10-20 weeks
C. 8-30 weeks
D. 20-25 weeks
The storage life of fresh mango at -1 to 4ºc is…………………….?
A. 0-4 weeks
B. 1-4 weeks
C. 1-2 weeks
D. 2-4 weeks
Low temperature in climacteric fruits causes delay in……………………?
A. Ripening
B. Harvesting
C. Conversion of sugar to starch
D. None of the above
The activity of enzymes in fruits usually decline at temperature……………….?
A. Above 10ºC
B. Above 20ºC
C. Above 30ºC
D. None of the above
Eating quality of the fruits is determined by…………………?
A. Flavor
B. Texture
C. Physiological age
D. All the above
Degradation of green colour of fruits is due to……………….?
A. pH changes
B. Oxidative system
C. Chloroplry lases
D. All the above
which one of the following is climacteric fruit…………………?
A. Grape
B. Banana
C. Lemon
D. Pineapple
The chromoplast develops mainly from………………?
A. Leucoplast
B. Chloroplast
C. Phagoplast
D. Amyloplast