Top 1000+ Solved Horticultural Science MCQ Questions Answer
Q. In Pakistan the postharvest losses of fruits and vegetables ranges between;
a. 10-15%
b. 15-20%
c. 20-30%
d. 20-40%
Q. Quality of fruits and vegetables for fresh consumption is determined by;
a. Grower
b. Retailer
c. Wholesaler
d. Consumer
Q. Vegetables or their products are preserved by means of:
a. Grading
b. Packing
c. Processing
d. Vegetable forcing
Q. . A physical aging activity in which plant tissue degenerate and ultimately dieis called.
a. Fruit ripening
b. Maturity
c. Senescence
d. a & b
Q. Degeneration and death of aerial plant parts like leaves, branches, flowers and fruit butnot underground plant parts is called;
a. Senescence
b. Partial senescence
c. Maturity
d. None
Q. Synthetic products which when applied to plants, produce reactions almost identical tohormones, are called
a. Plant hormones
b. Plant growth regulators
c. Photoperiodism activator
d. Plant growth promoters
Q. Ethylene has horticultural uses such as;
a. Inducing fruit maturity
b. Initiate flowering
c. Changing the green colour of fruits
d. All of above
Q. Low temperature injury includes;
a. Chilling injury
b. Desiccation heaving
c. Anthracnose
d. Above all
Q. A form of controlled atmosphere storage in which the produce is stored in a partialvacuum is called;
a. Hypo baric storage
b. Gas storage
c. Modified storage
d. Controlled atmospheric storage
Q. Total soluble solids in fruits or vegetables are measured by;
a. Spectrophotometer
b. Hydrometer
c. Refractrometer
d. Tensiometer
Q. Acidity is readily determined from a sample of extracted juice by titration with normalalkaline solution;
a. 0.1 N NaoH
b. 1.0 N NaoH
c. 10.0 N NaoH
d. 0.01 N NaoH
Q. The best time of harvest for perishable fruits and vegetables is ;
a. Morning
b. Afternoon
c. Evening
d. Night
Q. In mangoes the established method for evaluation of maturity is;
a. Colour of fruit
b. Firmness of fruit
c. Dry matter contents
d. Size of fruit