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Plant Processes

SOL 7.5

TermDefinition
photosynthesis he process by which green plants and some other organisms use sunlight to synthesize foods
Respiration a process in living organisms involving the production of energy
Stomata any of the minute pores in the epidermis of the leaf or stem of a plant
Guard cells each of a pair of curved cells that surround a stoma
chlorophyll a green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis.
chloroplast a plastid that contains chlorophyll and in which photosynthesis takes place.
light dependent reaction use light energy to make two molecules needed for the next stage of photosynthesis
light independent reaction dark reactions, of photosynthesis are chemical reactions that convert carbon dioxide and other compounds into glucose
energy pyramid An energy pyramid is a graphical model of energy flow in a community. The different levels represent different groups of organisms that might compose a food chain.
producer Producers are organisms that make their own food
mitochondrion an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur.
autotrophs an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide.
consumers An organism that generally obtains food by feeding on other organisms or organic matter due to lack of the ability to manufacture own food from inorganic sources
herbivore an animal that feeds on plants.
omnivores an animal or person that eats food of both plant and animal origin.
heterotrophs an organism deriving its nutritional requirements from complex organic substances.
carnivores an animal that feeds on flesh.
decomposers an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.
spongy layer a layer of loosely packed and irregularly shaped chlorophyll-bearing cells that fills the part of a leaf between the palisade layer and the lower epidermis -- called also spongy parenchyma, spongy tissue.
palisade layer a layer of parallel elongated cells below the epidermis of a leaf.
raw materials the basic material from which a product is made.
oxygen A colorless, tasteless, oderless, gaseous element that abounds in the atmosphere.
glucose Glucose comes from the Greek word for "sweet." It's a type of sugar you get from foods you eat, and your body uses it for energy.
products a chemical substance formed as a result of a chemical reaction; "a product of lime and nitric acid" 3.
Created by: shawn.rogers