Most tropical crops systems are matched to:
A) rainy seasons. B) prevailing winds.
C) daylength changes. D) temperature patterns.
Question 2The decrease in temperature as latitudes increase (north and south) from the equator is mainly from:
A) unequal heat loss and gain. B) oceans and land masses.
C) changes in vegetation. D) evapotranspiration.
Question 3Which statement is false?
A) Low temperatures occur at high elevations in tropical regions.
B) Monsoon climates are alternating wet and dry cycles located between 5 degrees and 15 degrees north and south latitude.
C) Insolation is the increase in soil temperature due to exposure to intense sunlight.
D) There are no photoperiodic tropical and subtropical fruits because daylength changes very little at those latitudes.
Question 4Pollenizers are:
A) flowers that produce pollen.
B) humans who cross pollinate orchard plants by hand.
C) bees kept in hives in an orchard.
D) trees of one cultivar that provide pollen for another cultivar in an orchard.
Question 5Which of the following is true?
A) It is OK to prune heavily in the early summer because it acts as a growth regulator the rest of the season.
B) There is no need to buy certified disease-free fruit tree stock because the trees are naturally resistant to most diseases.
C) It is wrong to irrigate newly planted fruit plants right away because the roots will rot if watered then.
D) Training and pruning are different procedures, though training can include pruning.
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