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3 Written Questions

3 Multiple Choice Questions

  1. -polysaccharide
    -starch-storing stems
    -potato= most important starch crop (propogation is vegetative, asexual)
    -sweet potato (tuberous vine root)
    -cassava (tuberous root)
    -yam (tuber)
    -taro (corm)
  2. -make up 25% of vegetation
    -Poaceae family
    -flower structure= inflorescence, perfect or imperfect
    -wind pollination
  3. -stolons (stems)
    -tubers (storage tips of rhizome)
    -bulb (underground stems)
    -corm (underground stem)
    -storage tap roots
    -tuberous roots

2 True/False Questions

  1. caryopsis fruits (grasses)-grains
    1) wheat (triticum)= most cultivated grain
    -durum wheat (pasta)
    -gluten (bread wheat)
    -carbs, fiber, protein
    2) corn (zea mays)= from central mexico
    -tassel (group of male flowers)
    -ear (group of female flowers)
    -silks (come from ear, are stigmas)
    -flour corn
    -dent corn (animal feed)
    -sweet corn (sugar, no starch)
    -hybrid corn (self-pollinated)
    3) rice (oryza sativa)= feeds more people than any other grain
    -planted on paddies (flooded fields)
    -brown rice= whole grain
    -rye= for bread
    -oats= has soluble fiber
    -barley= beer


  2. grain parts-endosperm= triploid
    -embryo= germ
    -bran= outer layers of old fruit wall, the seed coat, and aleurone layer (digests starch)


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