Biological Plant Science
Unit 7 Review – Plant Reproduction
7.1 Define Terms
Match the following terms with their BEST definition listed below:
A. Asexual reproduction
B. budding
C. cutting
D. grafting
E. layering
F. propagation
G. sexual propagation
_____ 1. Asexual plant reproduction involving the insertion or moving of a scion (piece of a plant)
onto another plant (stock) so that a new plant is created.
_____2. Reproduction without fertilization.
_____3. Reproducing plants from seeds.
_____4. A form of plant asexual reproduction that involves transferring a bud from a parent plant to
a stock (new plant).
_____5. A form of plant asexual reproduction using a section of plant that can regenerate itself.
_____6. The reproduction of plants by sexual or asexual means.
_____7. Asexual plant reproduction involving promoting the growth of roots on stems or branches
while still attached to the parent plant.
Match the following terms with the BEST definition listed below:
A. fertilization
B. germination
C. hybrid
D. pollination
E. scarification
F. stratification
G. viable
H. seed dormancy
_____8. To scratch or crack the coating of a seed to promote germination.
_____9. The transfer of pollen from the anther to the stigma of a flower in the fertilization process.
_____10. The rest period some seeds need before they germinate.
_____11. In plant reproduction, union of pollen sperm with ovule to produce seeds.
_____12. A plant resulting from selected crossing of parents that are unlike.
_____13. The ability of a seed to germinate under optimal conditions.
_____14. Sprouting of a seed to produce a new plant.
_____15. The internal factors that play a role in when a seed germinates.
Match the following terms with the BEST definition listed below:
B. ovary
B. ovule
D. seed
E. stigma
C. pollen
_____16. The portion of the pistil of a flower that contains one or more ovules; female reproductive
organ.
_____17. The structure that contains the embryo of a plant.
_____18. The male element or spore of a flower borne by the anthers and forms sperm cells
needed for fertilization of the ovules in the ovary of a flower.
_____19. Flower structure that transforms into a seed after fertilization.
_____20. The female organ of a flower that receives pollen.
7.2 Discuss the meaning and use of sexual and asexual plant reproduction
21. Clearly explain the difference between sexual and asexual plant reproduction:
22. Identify at least two benefits of sexual reproduction:
23. Identify at least two benefits of asexual reproduction:
7.3 Describe plant parts and processes involved in sexual reproduction
24. Complete the following chart concerning Plant parts:
Plant Part
Ovary
Ovule
Pollen
Stigma
Anther
25. Briefly explain double fertilization:
26. Briefly explain scarification:
Male or Female Part?
Function
7.4 Discuss the meaning and importance of seed viability
27. Briefly explain what seed viability means:
28. Identify the optimum storage conditions for most seeds:
a. Temperature:
___________________
b. Humidity:
___________________
29. Explain how seed dormancy effects seed germination:
7.5 Discuss the common methods of asexual plant propagation
Complete the following chart concerning methods of asexual plant propagation:
Method
Budding
Cutting
Grafting
Layering
Brief Description
Example