Parts of a Twig
Where a leaf grew or is growing
What is a node?
Vascular tissue that conducts water and minerals upward from the roots
What is xylem?
A growth response toward or away from a stimulus
The Swedish natualist that developed the classification system
Who is Carolus Linnaeus
Plants that reproduce with cones
What are gymnosperms?
The smallest chlorophyll containing organisms responsible for much of the photosynthesis on earth
What are algae?
The portion of the twig between nodes
What is phloem?
Cuttings, layering, and grafting
What is vegetative propagation?
The original 2 kingdoms in the classification system
What are Plantae and Animalia?
The largest group of gymnosperms
The largest group of algae that occurs unicellularly, in colonies and as filaments
What is green algae?
The bud at the end of the twig responsible for growth in length
What is the terminal bud?
The outer protective layer consisting of cork, cortex and phloem
What is bark?
Bulbs, rhizomes, stolons and tendrils
What are special stems?
The 2 levels of the classification system that make up a scientific name
What are the genus and species?
2 gymnosperms that are found in the fossil record
What are cycads and ginkgo trees?
This algae contains the marine algae known as diatoms that are part of the plankton
What is yellow algae?
What are bud scales?
Older wood that no longer conducts sap; found at the center of a mature woody stem
What is heartwood?
Thin hairlike structures that grow from the epidermis of a root and help absorb water
What are root hairs?
3 vascular spore producing plants
What are ferns, horsetails and clubmosses?
The group of algae responsible for red tides
What are dinoflagellates?
Small openings in the bark of the stem for gas exchange
What are lenticels?
Wood that still conducts sap
What is sapwood?
The diffusion of water across a semipermeable membrane
2 nonvascular plants
What are mosses and liverworts?
The algae that contains kelp, rockweeds and gulfweeds
What is brown algae?
Loosely packed cells at the center of a young woody stem that store water
What is pith
The loss of water through the stomata of the leaves
What is transpiration?
The 2 stage life cycle of conifers, mosses and ferns
What is alternation of generations?
An organism that obtains its nutrition from dead organisms
What is a saprophyte?
The asexual stage of alternation of generations
What is a sporophyte?
Fungi known for their reproductive structures called basidia, includes mushrooms, shelf fungi, rusts and smuts
What are club fungi?
The stage of alternation of generations that produces gametes
What is the gametophyte?
Fungi such as yeast and mildews which are known from their sac shaped reproductive structures called an ascus
What are sac fungi?