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Agricultural Science Past Questions


Question 91:


If T represents the gene for tallness while t represents dwarfness

When a tall (TT) crop is crossed with a dwarf (tt) crop, the resultant crops will be

A. 100% dwarf
B. 100% tall
C. 50% tall and 50% dwarf
D. 75% tall and 25% dwarf.


Question 92:


The instrument which enables a surveyor to find the direction of a base line is

A. Abney level
B. Ranging pole
C. Plumb bob
D. Magnetic compass


Question 93:


In crop production, ginger is propagated by

A. Seeds
B. Bulbs
C. Rhizome
D. Corn


Question 94:


Tomatoes are staked in order to

A. Accelerate their growth
B. Induce flowering
C. Accelerate fruit ripening
D. Prevents rotting of fruits


Question 95:


Crop rotation decreases the incidence of pests by

A. Breaking life cycles of pests
B. Attracting pest predators
C. Sterilizing the soil
D. Maintaining soil fertility.






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