Name______________
Date_______________
Class_______________
Plant Structure and Functions
Quiz
Joel Berry
Topic # 2014 A/B
Choose the best fit answer or respond with a short sentence in the essay portion.
True/ False
1. T / F The sepal is the innermost part of a flower.
2. T / F The stoma are the openings in the leaf that allow the exchange of pollen.
Fill in the blank
3. ____________ is the skin-like protective layer of cells.
4. ________ _________ control the opening and closing of the stoma.
Multiple Choice
5. Which of the following is not a root function?
a. Absorb water and nutrients from the soil
b. Deter bugs from attacking the plant
c. Anchor the plant to allow upright grow
d. Store food that is processed in the leaves
6. What is the scientific purpose of brightly colored petals?
a. To attract pollinators
b. To deter enemies
c. To absorb more sunlight
d. To be pretty
7. The ____________ is the female reproductive part of the flower.
a. Stamen
b. Pistil
c. Petula
d. Stigmata
8. Root hairs increase what type of absorbance by the plant?
a. Sunlight
b. Water
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c. Minerals
d. B & C
Essay
9. What are the four parts of a root and what are their functions?
10. Describe the differences between a tap root system and a fibrous root system and
give an example of each.
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Answer Key
True/ False
1. False
2. False
Fill in the blank
3. Epidermis is the skin-like protective layer of cells.
4. Guard Cells control the opening and closing of the stoma.
Multiple Choice
5. Which of the following is not a root function?
a. Absorb water and nutrients from the soil
b. Deter bugs from attacking the plant
c. Anchor the plant to allow upright grow
d. Store food that is processed in the leaves
6. What is the scientific purpose of brightly colored petals?
a. To attract pollinators
b. To deter enemies
c. To absorb more sunlight
d. To be pretty
7. The ____________ is the female reproductive part of the flower.
a. Stamen
b. Pistil
c. Petula
d. Stigmata
8. Root hairs increase what type of absorbance by the plant?
a. Sunlight
b. Water
c. Minerals
d. B & C
3
Essay
9. What are the four parts of a root and what are their functions?
•
•
•
Root Hairs: increase water and mineral absorbance by the plant
Primary Root: the initial root that anchors the seedling
Root Cap: protects the root as it pushes through the soil
•
Zone of Elongation: region of new root growth
10. Describe the differences between a tap root system and a fibrous root system and
give an example of each.
•
•
Tap Root Systems
o CHARACTERISTICS:
o 1 Main root
o Small roots develop from main root
o ex: Carrot
Fibrous Root Systems
o CHARACTERISTICS:
o Numerous slender roots
o Shallow root system
o Ex: grass
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