Unit 2-Final Exam Study Guide Flashcards
What is a deciduous plant?
A plant that loses its leaves during a part of the year.
What is an evergreen plant?
A plant that remains green all year and never loses its leaves.
What are the three phases of a plant’s life cycle?
Juvenile, reproductive/mature, and senescence.
What is the juvenile phase of a plant’s life cycle?
exhibits exponential increases in size and the inability to form flowers.
What is the reproductive phase of a plant’s life cycle?
refers to qualitative changes that allow the plant or organ to express its full reproductive potential.
What is the senescence phase of a plant’s life cycle?
involves internally controlled deteriorative changes, which are natural causes
of death.
What vegetables are botanically considered as fruits?
tomatoes, avocados, eggplants, cucumbers, green peppers, zucchini.
Bryophyta (mosses)
mosses, liverworts, hornworts; nonvascular, absorb water from the environment, reproduce through spores, never grow flowers.
Pteridophyta (ferns)
ferns, club mosses, horsetails, wisk ferns; vascular, reproduce through spores.
Coniferophyta (gymnosperms)
include pines, firs, spruces, cedars, junipers, and yews. Vascular, reproduce from seed, Seeds usually do not have any fruit or flowers surrounding them. Take the form of trees or shrubs that contain cones and needle-shaped leaves and never grow flowers.
Magnoliophyta (angiosperms)
lowering plants; vascular, reproduce through seeds, seeds enclosed in the ovary of flowers.
How do you distinguish the cultivar in scientific names?
The name inside of apostrophes.
What does xylem do?
Transports water and minerals from the soil.
What does pholem do?
Transports manufactured food (sugars) from the leaves to the rest of the plant.
Terminal bud
End/tip of the branch.
