Name: ____________________________ Lab Section:

___M @ 1:30 ___M @ 3:30

___W @ 9:30 ___W @ 11:30

___W @ 1:30 ___W @ 3:30

Multiple Choice. Write the letter corresponding to the most correct answer in the space provided.

1. _____ Root hairs are specialized epidermal cells that

a. facilitate the uptake of water and minerals

b. protect the root as it grows through the soil

c. help protect the root from insects in the soil

d. all of the above

e. none of the above. Root hairs are not specialized epidermal cells.

2. _____ The cylinder of vascular tissue within the root is known as the

a. parenchyma

b. collenchyma

c. stele

d. cortex

3. _____ Tracheids are

a. specialized leaf epidermal cells

b. cells that transport sugars

c. cells that conduct water

d. cells that regulate gas exchange in the stem

4. _____ Leaves are attached to stems at

a. nodes

b. internodes

c. pistils

d. corms

5. _____ An example of a modified stem involved in plant reproduction

a. stolon

b. tuber

c. rhizome

d. all of the above

6. _____ Cells that divide and form new vascular tissue are

a. phloem cells

b. cambium cells

c. xylem cells

d. none of the above

7. _____ Cells involved in translocating the products of photosynthesis

a. phloem cells

b. cambium cells

c. xylem cells

d. none of the above

8. _____ When fully differentiated, xylem vessel members are

a. thick-walled living cells that transport sugars

b. thick-walled dead hollow cell that transport sugars

c. thick-walled hollow cells that transport water

d. thin walled cells in the pith

9. _____ Roots do not have

a. xylem

b. phloem

c. cambium

d. nodes

10. _____ The Casparian Strip is

a. a new club in Lafayette

b. an inlet in the Casparian Sea

c. a popular dance replacing the macarena

d. a structure in the root