An organism that cannot manufacture it's own food and instead obtains its food and energy by taking in organic substances, usually a plant or animal matter. All animals are hetrotrophs.
FROND
A large leaf (especially of a palm or fern) usally with many division. The palm plant is an example.
UNICELLULAR ORGANISM
An organism that consists of only one cell. Yeast is an example.
C4 PLANT
A C4 plant is better adapted than a C3 plant in an environment with high daytime temperatures, intense sunlight, drought, or nitrogen limitation. This cactus plant is an example.
LONG DAY PLANT
A plant that flowers only after being exposed to light periods longer than a certain critical length, as in summer. Lettuce is an example of such a plant.
MYCELIUM
The mass of fine branching tubes that formsthe main growing structure of a fungus. Visible structures like mushrooms are reproductive structures produce by mycelium.
AUTOTROPH
Is any plant that uses photosynthesis which means it makes it's own food. This tree is an example.
CAMBIUM
The vascular cambium is a lateral meristem in the vascular tissue of plants. It is a cylinder of specialized meristematic cells that divide to give rise to cells that further divide, differiantiate and specialize to form the secondary vascular tissues. It is the part that sticks out on this tree log.
POPULATION
A population is all the organisms of the same group or species who live in the same geographical area and one capable of interbreeding. My cheer group is an example of a population.
NICHE
Is a term describing the way of life of a species. Each species is thought to have a seperate, unique niche. These snails are in their niche.
TROPISM
The turning or bending movement of an organism or a plant toward or away from an external stimulus, such as heat, light, or gravity. This plant is beding towards the light.
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