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What is Life Quiz #1

TermDefinition
Organism an individual animal, plant, or single-celled life form.
Unicellular single celled organism
Multicellular organisms composed of many cells
Stimulus a change in an organisms surroundings that causes the organism to react
Response an action in an organisms behavior
Spontaneous generation belief that living things can arise from non living things
Controlled experiment an experiment where an observer tests a hypothesis and observes results
Autotroph a self feeder and can make its own food
Heterotroph an organisms ability to obtain energy by feeding on other organisms
Homeostasis the organisms ability to maintain stable conditions
Chloroplast the part of a plant cell where photosynthesis takes place and food is made for the organism
Cuticle the waxy water proof layer on leaves that helps produce water loss
Vascular tissue a system of tube-like structures through which water, food and minerals move from one part of the plant to another
Vascular plants plants that contain vascular tissue
Non-vascular plant plants that don’t contain vacular tissue
Phloem the vascular tissue through which glucose travels
Xylem the vasscular tissue through which water moves
Pollen male reproductive plant cell, transfers from one plant to another to fertilize female plant cell
Seed a fertilized egg
Seed coat the waxy layer around a seed that prevents water leakage
Embryo the undeveloped plant
Cotyledon the baby seeds food source
Germination the process of the embryo starting to grow
Created by: angelicab22