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Semester 1 Retest

TermDefinition
communication the process of sharing ideas and experimental findings with others through writing and speaking.
observing using one of more of your senses to gather information.
making models creating representations of complex objects or processes.
scale model this accurately shows the proportions between its parts.
inferring explain or interpret things you observe.
classifying the process of grouping things based on their similarities.
quantitative observations an observation that deals with a number or amount.
organ system a group of organs that work together to perform a major function.
multi-cellular composed of many cells.
cell theory a widely accepted explanation of the relationship between cells and living things.
organelles small structures that carry out specific functions within the cell.
mitochondria rod-shaped structures that convert energy in food molecules to energy the cell can use.
ribosome small, grain like bodies that function as factories to produce proteins.
chloroplast captures energy from sunlight and uses it to produce food.
endoplasmic reticulum helps form proteins and other materials, and also carries materials throughout the cell.
tissue a group of similar cells that perform the same function
heterotroph an organism that cannot make its own food
autotroph an organism that makes its own food.
stomata small openings on the undersides of leaves allowing for carbon dioxide to enter the plant.
photosynthesis the process by which a cell captures energy from sunlight and uses it to make food.
chlorophyll the main photosynthetic pigment in chloroplasts.
fermentation an energy-releasing process that does not require oxygen.
hyposthesis a possible explanation for a set of observations or answers to a scientific questions.
science a way of learning about the natural world.
data facts, figures, and other evidence gathered through observations.
Created by: tgsheldon