BOTANY 105 LAB TESTNAME__________________________
SPRING, 1995
Rules of this examination:
A. You will have two chances to show your instructor the following features; full credit will result if you are correct the first time; 1/2 credit for a second chance; no credit for missing 2 in a row.
B. You are to work individually.
C. Only one student at a time should show feature (-s) to the instructor.
D. Point the feature out to the instructor without speaking .
E. Do not write on any part of
the exam.
_____ _____ 1. cross section of
a guard cell (if surrounding a closed stomate, you will get an
extra point) (400X)
_____ _____ 2. non-conducting cell
with a lignified wall
_____ _____ 3. living cells that
provide mechanical support because of cell walls that are partially
thickened
_____ _____ 4. a secondary meristem
developed from the dedifferentiation of parenchyma cells in the
pith ray region (100X)
_____ _____ 5. a cell in which
sugars are translocated (400X)
_____ _____ 6. tracheid in a closed
vascular bundle (100X)
_____ _____ 7. phellum
_____ _____ 8. the END VIEW of
a xylem ray (400X)
_____ _____ 9. primary xylem in
a stem which is undergoing secondary growth
_____ _____ 10. a primary meristem
which will differentiate cells in the fundamental or ground system
of a stem (100X)
_____ _____ 11. Oogonium of a brown
alga
_____ _____ 12. Meiosporangium
of a fungus
_____ _____ 13. Meiosporangium
of an alga
_____ _____ 14. Blue-green alga
with a heterocyst
_____ _____ 15. Conidiospores (400X)
__________________________16. Name
the region indicated
__________________________17. type
of leaf
__________________________18. type
of leaf arrangement
__________________________19. leaf
or stem modification
__________________________20. type
of leaf venation in a plant with this type of root system
__________________________21. name
the part of the seed indicated by the pin
__________________________22. which
of these sporocarps belong to the Ascomycotina
__________________________23. what
is the type of hymenophore of this sporocarp
__________________________24. type
of hypha and ploidy number of each cell in this sporocarp
__________________________25. type
of thallus
__________________________26. name
of specialized "leaf" indicated by the arrow
__________________________27. name
the growth habit of this lichen
__________________________28. name
the type of algal symbiont found in this lichen
__________________________29. what
is the entire tip of this alga called.
__________________________30. what
is this type of stem modification called