In spinach cross pollination takes place by _______?
A. Water
B. Birds
C. Hybridization
D. Wind
What type of pollination is observed in cucumber ______?
A. Partially self fertilization
B. Partially cross pollination
C. Self pollination
D. Cross pollination
Development of distorted swollen leaves which become inverted translucent and eventually necrotic is known as ______?
A. Bacterial contamination
B. Mosaicism
C. Vitrification
D. Death of plant
Splice grafting is most successful in ______?
A. Mango
B. Apple
C. Both a & b
D. None of the above
Nitrogen requirement for citrus plant per year is ______?
A. 1 Kg
B. 1-1.5Kg
C. 2Kg
D. 4Kg
Citrus root stock seeding are ready for budding after ______?
A. 6 months
B. 9 months
C. 01 months
D. 02 months
Main factors affecting production and quantity of citrus is _______?
A. Temperature
B. Humidity
C. Rainfall
D. All the above
Crossed between mandarin and grape fruit make _______?
A. Citrange
B. Tangelos
C. Limequate
D. None of the above
Citrus belongs to the _______?
A. Announaceae
B. Rutaceae
C. Citrea
D. All the above
The basal part which provided the root system for anchorage and absorption of moisture and nutrients is called ______?
A. Scion
B. Root stock
C. Grafting
D. Budding
Read More: Past Papers of Agriculture
