5 Written questions
5 Matching questions
- Guard cells
- plants first line of defense
- a A close association between a fungus and an alga or between a fungus and a cyanobacterium, some of which are known to be beneficial to both partners.
- b - the collection of cells, organisms, or molecules resulting from cloning; also (colloquially), a single organism that is genetically identical to another because it arose from the cloning of a somatic cell
- c A specialized epidermal cell in plants that regulates the size of a stoma, allowing gas exchange between the surrounding air and the photosynthetic cells in the leaf
- d epidermis
- e A study of how animals medicate themselves with plants
5 Multiple choice questions
- A modified leaf of a flowering plant. Petals are the often colorful parts of a flower that advertise it to pollinators.
- - Need a long continuous (14 hrs) dark period to flower
- Will not flower if dark period is interrupted by even a brief flash of light
- Not affect if daytime period is broken by a brief exposure to darkness
- Flower in early spring, late summer, fall
- Ex. Tulips, daffodils, forsythia, chrysanthemums
- A pollen-producing male reproductive part of a flower, consisting of a filament and an anther.
- A heterotrophic eukaryote that digests its food externally and absorbs the resulting small nutrient molecules. Mostly decomposers, but some are parasitic. Most fungi consist of a netlike mass of filaments called hyphae. Mycelium is densely branched network of hyphae. Molds, mushrooms, and yeasts are examples of fungi.
- absorb sugars and mineral from their living hosts. Ex. Dodders. Cannot photosynthesize; obtain organic minerals from other plant species, using specialized roots that tap into the host's vascular tissue.
5 True/False questions
First emerging structure of a dicot seed → the root
sapwood → Light-colored, water-conducting secondary xylem in a tree
Monocot characteristics → - A flowering plant whose embryos have a single seed leaf, or cotyledon; parallel veins; vascular bundles are scattered; petals in multiples of 3; fibrous root system.
biennial → A plant that completes its life cycle in two years
anther → A sac in which pollen grains develop, located at the tip of a flower's stamen