Top 1000+ Solved Horticultural Science MCQ Questions Answer
Q. Plants response to the relative length of daylight or darkness is known as:
a. long day
b. Short day
c. Neutral
d. Photoperiodism
Q. Abscisic acid (ABA) is natural plant hormone, which:
a. Promote the growth
b. Initiate the ripening
c. Induce the fruit maturity
d. retards the growth
Q. The development of fruit without fertilization or seed is called as:
a. Pollination
b. polyembryony
c. pseudogamy
d. Parthenocarpy
Q. The commercial yield of citrus orchards in tropical and subtropical are commonly:
a. Equal
b. 50% less in tropical than subtropical regions
c. 50% more in tropical than subtropical regions
d. All wrong
Q. High nitrate supply helps to ______________ maximum carbohydrates:
a. Utilize
b. Store
c. Synthesize
d. Increase
Q. Nuceller seedlings are also called as:
a. Monoembryony
b. Zygotic seedling
c. Polyembryony
d. None of them
Q. A change in genetic constitution, which arises suddenly and not to segregation andrecombination of genes in sexual reproduction is called as:
a. Hybridization
b. Bud variation
c. Mutation
d. Non of them
Q. Spongy tissue in mango is due to
a. Fungul disease
b. Viral disease
c. Bacterial disease
d. Physiological disorder
Q. The soil moisture conservation technique under covered ground area is called:
a. Fertigation
b. Mulching
c. Microjet irrigation
d. Hydraulic
Q. Bananas main portion which remains above the ground is called as:
a. Stem
b. Rhizome
c. Pseudostem
d. Crown
Q. Low temperature helps to _________ growth inhibitors:
a. Increase
b. Decrease
c. Store
d. Produce
Q. Shamber is variety of Grape fruit in which pulp is;
a. Pigmented and seedless
b. White and seedless
c. Pigmented but seeded
d. White and seeded