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Semester 1 Retest

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
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.  


   






 
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Created by: tgsheldon