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PLANTS AND PEOPLE- Botany 328- Practical Test #1- Summer, 1997
1. Carrot display
1.
A. What are you eating, specifically, when you eat a carrot?
B. What family of flowering plants is the carrot a member of?
C. What is the function of this organ in the life of the entire carrot
plant?
2. Shallot, Garlic, Onion display
2.
A. What family do these important edibles belong to?
B. Each of these is a modified shoot system. What do we call
this modified structure?
C. What particular part of the shoot system do we eat?
3. White potato
3.
A. What family is this vegetable a member of?
B. Obviously, this part grows underground. Is it a stem
or a root?
C. What is the purpose of this underground organ in the life of
the potato plant?
4. Display a compound leaf---- Melia-- ChinaberryPlace a pin (B) on the axillary bud
4.
A. Are the leaves simple or compound?
B. Name the structure marked “B”.
C. What is the leaf arrangment?
5. Display a simple leaf- Ligustrum- PrivetPlace a pin (C) in the petiole
5.
A. Are the leaves simple or compound?
B. What is the leaf arrangement?
C. Name the structure marked “C”.
6. Cinnamon and maple syrup
(A. Cinnamon B. Maple Syrup C. Family)
6.
A. From what part of the plant is this commonly used spice derived?
B. From what part of the plant is maple syrup derived?
C. Give the family name for at least one of these commonly used
items.
7. Celery, sweet potato, radish
7.
What are we eating when we eat the displayed vegetables?
A.
B.
C.
8. sunflower seed, corn, pineapple)
8.
Name the fruit types displayed
A.
B.
C.
9. Display a Sesbania flower
9.
A. Name the flower part marked “A”
B. Is this flower actinomorphic or zygomorphic?
C. Name the pinned structure.
10. Display a yucca flower
10.
A. How many carpels compose the ovary of this flower?
B. How many stamens do you see?
C. Is this a monocot or a dicot?
11. Cabbage family-- Brassica oleracea-- Broccoli, Cabbage, Spinach (or
other non-Brassicaceous crop)
11.
A. Two of these crops are members of the same genus. What is the
genus?
B. Two of these crops are derived from leaves. Which two are
they? Simply give their common names.
C. What plant structure is the other crop derived from?
12. Display a grass and a dicot in a vase and label them A and B
12.
A. Is this a monocot or dicot?
B. Is this a monocot or dicot?
C. How can you tell the difference based on the specimens
displayed?
13. Poaceae question
13.
A. This being the basic unit of a grass inflorescence, is it a spikelet
or floret?
B. Label the structure marked “B”
C. Do you think these flowers are wind pollinated or insect
pollinated? Why?
14. Display Asparagus
14.
A. This happens to be the Cadillac of the vegetable world. What is
this culinary Cadillac?
B. What is actually eaten? In other words, what plant part(s) is(are)
eaten?
C. To what family does this vegetable belong?
15. Display the apple flower model.
15.
Name the pinned structures. Be specific.
A.
B.
C.
16. Ovary/fruit cross sections:
16.
Give the carpel number (C) and the locule number (L) for each of
the ovary/fruit cross sections on display.
A.
B.
C.
17. Apple and peach display:
17.
A. What is the fruit type?
B. What is the fruit type?
C. What is actually eaten of fruit sample “B”
18. Important cereal grains. (Wheat, Rice)
18.
Identify these cereal grains by their species name (genus and specific
epithet)
A.
B.
C. Give the common name and native geographic origin of at least
one of these important cereal grain crops.
19. Match the following descriptions (A, B, C) to the numbered flower
displays (1,2,3). Feel free to take a flower and observe it under
the scope.
19.
A. Flowers zygomorphic; banner outside the wings; wings inside
the banner; keel petals fused; stamens diadelphous; Fabaceae
B. Flowers actinomorphic; stamens showy; flowers arranged
in globose inflorscence; Mimosaceae
C. Flowers zygomorphic; banner inside the wings; wings outside
the banner; keel petals separate; Caesalpiniaceae
20. Legume, berry (grape), aggregate (raspberry)
20. Match the following fruit descriptions (A,B,C) with the displayed
fruits (1,2,3)
A. One carpel; one locule; simple fruit; dry; dehiscent along two
sutures
B. More than one carpel; more than one locule; simple fruit; dry;
dehiscent;
C. Each pistil with one carpel and one locule; compound fruit;
fleshy
BONUS QUESTIONS:
1. Asteraceae Question: (Display a ray floret (A) and also provide a head
(C))
2. Flower Question: (Use a cucumber female flower)
A. and B. Cut a female cucumber flower in half longitudinally to
display the ovary
C. Pin the perianth.
BONUS 1
A. Is this floret zygomorphic or actinomorphic?
B. Which type of floret is this?
C. What is the inflorescence type?
BONUS 2:
A. Is the ovary inferior or superior?
B. Is the flower hypogynous or epigynous?
C. Name the pinned structure.