Biology 220: General Botany, Fall 2005
Practical Exam I (10/25/2005, 40 points)
Dr. Kneeland Nesius, Mohammad S. Al-Zein

Name: …………………………………………………………………………………….
UIN: ………………………………………………………………………………………

Station 1Questions 1 and 2
1. Identify the type of cells at the pointer.
a. collenchyma
b. sclereids
c. parenchyma
d. tracheids
e. fibers

2. Which of the following terms describe the fruit from which this slide was prepared?
1 = Simple
2 = Multiple
3 = Aggregate
4 = Dry
5 = Fleshy
6 = Dehiscent
7 = Parthenocarpic

a. 1 and 5 only
b. 1, 4, 6
c. 1, 3, 5, 7
d. 2, 5, 7
e. 1, 5, 6, 7

Station 2 Questions 3 and 4
3. The pointer is at
a. primary phloem
b. secondary phloem
c. spring growth
d. summer growth
e. none of the above

4. Which of the following is not part of the bark?
a. secondary phloem
b. primary phloem
c. secondary xylem
d. cork
e. cork cambium
 

Station 3 Questions 5 and 6
5. Both A and B are
a. multiple fruits
b. aggregate fruits
c. dehiscent fruits
d. indehiscent fruits
e. none of the above

6. B developed from
a. one flower with one ovary
b. many flowers each with one ovary
c. many flowers each with many ovaries
d. one flower with many ovaries
e. none of the above
 

Station 4 Questions 7 and 8
7. The grain used to prepare this slide is:
1 = Simple
2 = Dry
3 = Fleshy
4 = Dehiscent
5 = Indehiscent
a. 3, 5
b. 1, 2, 4
c. 1, 3, 4
d. 1, 2, 5
e. 1, 3, 5

8. The pointer is at
a. coleoptile
b. cotyledon
c. coleorhiza
d. plumule
e. radicle

 GO TO REST STATION     GO TO REST STATION    GO TO REST STATION
 

Station 5 Questions 9 and 10
9. Identify the structure at the pointer.
a. ovule
b. locule
c. pericarp
d. carpel
e. placenta

10. Which of the following does not describe the structure in the field of vision?
I. Trilocular
II. Two ovaries per locule
III. Tricarpellate
IV. Two ovules per ovary

a. I only
b. II only
c. I, III
d. I, II, III
e. I, III, IV
 

Station 6 Questions 11 and 12
11. The structure at the pointer is
a. The protoderm
b. The root apical meristem
c. The procambium
d. The vascular cambium
e. The ground meristem

12. Which of the following best describes the structure at the pointer?
I. Located in the region of cell division
II. Arises from the apical meristem
III. Gives rise to the cortex
a. II only
b. III only
c. I, III
d. II, III
e. I, II, III
 

Station 7  Questions 13 and 14
13. The pointer is at
a. axillary bud
b. apical meristem
c. leaf primodium
d. bud scales
e. pro-vascular tissue

14. A 10-inch nail is placed 3 inches into a tree, five feet from the ground. If the height of the tree increases by 0.25 ft. each year and its width increases by 1 inch, what would happen to the nail in five years?
a. It would be at 7.5 feet from the ground, 8 inch into the tree.
b. It would be at 7.5 feet from the ground, buried in the tree.
c. It would be at 5 feet from the ground, 8 inch into the tree.
d. It would be at 5 feet from the ground, buried in the tree.
e. None of the above

Station 8 Questions 15 and 16
15. This slide shows
a. a monocot root in cross-section
b. a herbaceous dicot root in cross-section
c. a herbaceous dicot stem in cross-section
d. a monocot stem in cross-section
e. none of the above

16. The cells at the pointer
a. are alive at maturity
b. have no secondary cell wall
c. have a large cytoplasm to nucleus ratio
d. have a primary cell wall
e. all of the above

  GO TO REST STATION    GO TO REST STATION    GO TO REST STATION
 

Station 9 Questions 17 and 18
17. Identify the type of tissues at the pointer.
a. vascular tissue
b. dermal tissue
c. ground tissue
d. mersitematic tissue
e. none of the above

18. Which of the following is a characteristic of the structure at the pointer?
I. living at maturity
II. has primary and secondary cell wall
III. has thickened corners in cross-section
IV. has an evenly thick cell wall
a. II, IV
b. I, II, III
c. I, II, IV
d. II, III, IV
e. I, II, III, IV

Station 10 Questions 19 and 20
19. Which of the following terms describe both A and B?
1 = Simple
2 = Dry
3 = Fleshy
4 = Dehiscent
5 = Indehiscent
a. 1 only
b. 1 and 2
c. 1, 2 and 4
d. 1, 2 and 5
e. 1, 2, 3 and 5
 

20. Which of the following belongs to the same category of fruits as B?
a. corn
b. strawberry
c. nuts
d. peas
e. pears
 

Station 11 Questions 21 and 22
21. This slide shows
a. a monocot root in cross-section
b. a herbaceous dicot root in cross-section
c. a herbaceous dicot stem in cross-section
d. a monocot stem in cross-section
e. none of the above

22. The pointer is at
a. fibers
b. collenchyma
c. sclerenchyma
d. tracheids
e. sclereids
 

Station 12 Questions 23 and 24
23. The structure at the pointer is
a. radicle
b. coleoptile
c. epicotyl
d. hypocotyl
e. shoot apical meristem

24. When the seed germinates, the structure at the pointer
a. emerges above the soil
b. becomes the part of the shoot above the cotyledon
c. becomes the part of the shoot below the cotyledon
d. a and b
e. a and c

   GO TO REST STATION     GO TO REST STATION     GO TO REST STATION
 
 

Station 13 Questions 25 and 26
25. The cell at the pointer is
a. a guard cell
b. a subsidiary cell
c. an epidermal cell
d. a stoma (pl. stomata)
e. an endodermal cell

26. Which of the following features of this slide can be used to tell whether the leaf used to prepare this slide is a monocot or a dicot?
a. the venation
b. the shape of the guard cells
c. the shape of the subsidiary cells
d. the arrangement of the stomata on the leaf
e. more than one of the above
 

Station 14 Questions 27 and 28
27. Which of the following best describes the structure A?
a. spine
b. prickle
c. thorn
d. modified axillary bud
e. more than one of the above

28.  Which of the following best describes the structure B?
a. modified leaf
b. epidermal appendage
c. modified axillary bud
d. can develop into a stem
e. more than one of the above
 

Station 15 Questions 29 and 30
29. The layer of cells at the pointer
a. is made of cells packed together with cutin (wax)
b. allows for selective absorption of minerals from the cortex to the vascular cylinder
c. can give rise to a lateral root
d. a and b
e. a, b and c

30. The arms in the center of this section are made of
a. sieve tube elements
b. companion cells
c. xylem vessels
d. tracheids
e. fibers

Station 16 Questions 31 and 32
31. This slide shows
a. a monocot root in cross-section
b. a herbaceous dicot root in cross-section
c. a herbaceous dicot stem in cross-section
d. a monocot stem in cross-section
e. none of the above

32. The pointer is at
a. xylem vessels
b. cork cambium
c. sieve tube elements
d. companion cells
e. vascular cambium

    GO TO REST STATION     GO TO REST STATION     GO TO REST STATION
 

Station 17 Questions 33 and 34
33. The pointer is at
a. sepal
b. petal
c. stamen
d. ovary
e. style

34. The flower used to prepare this slide is
a. complete
b. incomplete
c. perfect
d. imperfect
e. more than one of the above
 

Station 18 Questions 35 and 36
35. The plant used to prepare this slide is
a. xerophyte
b. mesophyte
c. epiphyte
d. hydrophyte
e. chlorophyte

36.  The structure at the pointer
a. plays an important role in support
b. has a primary but not secondary cell wall
c. is alive at maturity
d. more than one of the above
e. none of the above
 

 

Station 19 Questions 37, 38 and 39
37.  The leaf used to prepare this slide does not have
a. mesophyll cells
b. bundle sheath cells
c. xylem vessels
d. resin canals
e. more than one of the above

38. The structure at the pointer is
a. the epidermis
b. the exodermis
c. the endodermis
d. the hypodermis
e. the bundle sheath cells
 

39. BONUS: Formulate a hypothesis to explain the role of the structure at the pointer