1
Q
Other plant families, besides the grass and legume families have crops of economic importance.
A
True
2
Q
Potatoes grow best in heavy clay soils
A
False
3
Q
Tobacco crops are generally not allowed to flower and produce seed
A
True
4
Q
The use of tobacco and many forms can cause health problems such as lung cancer, heart disease, and mouth cancer.
A
True
5
Q
Sweet potatoes can be grown as perennials in tropical areas.
A
True
6
Q
True yams have modified roots like sweet potatoes.
A
True
7
Q
Sugar beets contain 50 percent sugar at harvest.
A
False
8
Q
Sugar cane is the source of 50 percent of the world production of sugar.
A
True
9
Q
The fiber from cotton is always white.
A
False
Crops 103 Ch 17-21
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