BIOL 106 EXAM 1 PRACTICE QUESTIONS

BIOL 106 EXAM 1 PRACTICE QUESTIONS 
1. Where does the carbon come from that enables plants to make complex organic molecules?
A. The soil
B. The air
C. The food
D. The leaves
2. Which of the following is NOT a category of plant tissue?
A. Dermal
B. Vascular
C. Ground
D. Root
3. What are the three basic plant organs?
A. Wood, leaves, flowers
B. Flowers, roots, seeds
C. Leaves, roots, stems
D. Internode, node, petiole
E. They only have two basic organs
4. What kind of tissue are guard cells (stomata), and what are their function?A.
epidermal, control of gas exchange
B. vascular, water transport
C. ground, photosynthesis
D. vascular, sugar transport
E. epidermal, protection
5. What type of plant tissue transports water and nutrients throughout the plant?
A. dermal
B. leaf
C. ground
D. vascular
E. photosynthetic
6. What is the function of root hairs?
A. Protection against herbivory
B. Water and mineral uptake
C. Photosynthesis
D. Generation of new tissue
7. The spines on this cactus are modified .
A. Stems
B. Roots
C. Leaves
D. Flowers
8. What is a node?
A. The transition between stem and root
B. Another name for a leaf
C. The place where a leaf joins the stem
D. The region in a root where root hairs develop
9. What kind of root system is this?
A. Tap
B. Node
C. Stomata
D. Tuber
E. Fibrous
10. What kind of cell is a trichome?
A. epidermal
B. ground
C. vascular
D. flower
11. Which of these is an example of an apical meristem?
A. vascular cambium in a root
B. the region of dividing cells at the tip of a growing shoot
C. root hairs on a lateral root
D. trichomes on a leaf
A
12. Which is the cork cambium?
B
C
D
E
13. Heartwood and sapwood consist of
A. Bark
B. Periderm
C. Secondary xylem
D. Secondary phloem
14. This is a cross section of what?
A. Stem
B. Root
C. Leaf
D. Young tree trunk
15. Where are the cells that sense gravity? A
B
16. Which is the zone of elongation?

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