Science PASS
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| tightly coiled structures in the cell nucleus that contain the organism's genetic information | chromosomes
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| the organ through which solid waste is eliminated from the body | anus
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| a large movement of ground, including rock, soil, and other debris, that moves down a slope due to gravity | landslide
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| a representation of something that is used to show or explain how it functions | model
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| a condition (other than injury) that does not allow the body to function normally | disease
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| involuntary muscle tissue that controls movements that take place within the body | smooth muscle
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| an animal that a predator hunts | prey
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| an overflow of water onto land that is normally dry | flood
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| the tendency to reflect light | luster
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| a measure of the mass of a substance compared to its volume | density
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| the area beneath the soil's surface in which water can collect | zone of aeration
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| any factor that can affect the outcome of a scientific investigation | variable
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| the process by which scientists ask questions and then look for answers | scientific inquiry
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| a noninfectious disease that affects the respiratory system | asthma
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| a group of two or more organs that work together to perform a specific function | organ system
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| anything that limits the number of individuals an ecosystem can support | limiting factor
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| a disease in which skin cells are damaged and grow out of control | skin cancer
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| a long, muscular tube where most chemical digestion takes place | small intestine
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| a graph that uses bars to compare amounts of different items | bar graph
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| a change that alters the physical properties of a substance without changing the composition of the substance | physical change
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| a group of organisms that share most characteristics and are able to breed with one another | species
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| an energy resource that formed from the remains of organisms that died millions of years ago | fossil fuel
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| a solid substance that forms when two solutions are combined | precipitate
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| the number of births in a population in a certain period of time | birth rate
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| an observation reported using numbers or measurements | quantitative observation
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| a segment of DNA that determines a particular trait | gene
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| human immunodeficiency virus; the virus that causes AIDS | HIV
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| an organism's role in its environment | niche
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| the part of the brain that controls thoughts and voluntary actions and receives the sensations produced by your senses | cerebrum
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| to reprocess a resource to make a new product | recycle
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| the part of the brain that controls balance and coordination | cerebellum
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| the organ system that filters cellular wastes, toxins, and excess water from the body | excretory system
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| a substance that is broken apart or joined with another substance by a chemical reaction | reactant
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| a diagram that shows the decrease in available energy at each trophic level in an ecosystem | energy pyramid
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| the organ system that exchanges gases between the blood and the air | respiratory system
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| an infectious disease that attacks and weakens the immune system | AIDS
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| the movement of individuals out of an area | emigration
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| a noninfectious disease of the nervous system that causes tremors and difficulty with movement | Parkinson's disease
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| a particle that forms when two or more atoms are held together by a chemical bond | molecule
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| a portion of a group that is studied in order to learn about the whole group | sample
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| any nonliving part of an environment | abiotic factor
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| a visual display that organizes data into easy-to-see columns and rows | data table
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| thin-walled structures in which gases are exchanged between the lungs and the blood | alveoli
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| a solution with a pH less than 7 | acid
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| to conserve resources by using less | reduce
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| a tool used to predict the possible genes and traits of offspring, based on the genes of their parents | Punnett square
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| the organ system that receives stimuli from the environment, interprets the stimuli, and initiates a response | nervous system
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| a combination of two or more pure substances | mixture
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| tending to break or shatter easily | brittle
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| the connective tissue that the circulatory system uses to transport materials through the body | blood
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| tiny hair-like structures that paramecia use for movement | cilia
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| body tissue that connects all parts of the body and provides support | connective tissue
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| an area where water has filled all the available spaces in the soil and rock | zone of saturation
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| a tube that transports urine from a kidney to the bladder | ureter
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| a single-celled organism with a cell wall, classified in kingdom Monera | bacterium
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| a characteristic of a substance that can be observed and measured without changing the substance | physical property
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| a secondary organ of the digestive system that produces digestive juices | pancreas
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| an organism classified in the kingdom Protista; most are single-celled and live in moist environments | protist
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| a muscular organ that carries out both mechanical and chemical digestion | stomach
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| a group of specialized cells that work together to perform a specific function | tissue
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| the process of physically breaking food down into smaller pieces | mechanical digestion
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| a horizontal row of elements in the periodic table | period
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| a round or spherical bacterium | coccus
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| the number of deaths in a population during a certain period of time | death rate
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| a number, written below and to the right of an element, that shows how many atoms of each element are in a molecule | subscript
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| all the layers of soil in an area | soil profile
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| an organism that makes its own food | producer
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| the temperature at which a solid changes to a liquid | melting point
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| a cross that shows the inheritance of only one trait | monohybrid cross
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| body tissue that carries impulses back and forth between the brain and the body | nerve tissue
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| a fire in a wild area, such as a forest or prairie | wildfire
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| a tool that uses two or more lenses to magnify small objects | compound microscope
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| a tool that uses two or more lenses to magnify small objects | cardiac muscle
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| a consumer that eats both plants and animals | omnivore
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| an infection of the respiratory system that is caused by a virus; also called flu | influenza
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| the process by which cells break down sugar to releases energy | cellular respiration
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| the passing of traits from one generation to another | heredity
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| an experiment in which only one factor or variable is tested at a time | controlled scientific investigation
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| information collected through scientific research | data
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| a pure substance that cannot be changed into a simpler substance | element
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| a group of ecosystems that have similar climates and organisms | biome
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| a secondary organ of the digestive system that stores bile made by the liver | gallbladder
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| an organism classified in the kingdom Fungi | fungus
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| a community of living things and their nonliving environment | ecosystem
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| allowing water to pass through | permeable
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| a cell structure that carries out a life function | organelle
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| the smallest part of an element that has the chemical properties of that element | atom
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| a factor in an investigation that responds to changes in the independent variable | dependent variable
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| a rigid structure that surrounds the cell membrane of plant cells | cell wall
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| a working model of a tool or product that is being developed | prototype
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| a genetically determined characteristic that distinguishes one organism from another | inherited trait
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| different forms of the same gene | alleles
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| a large molecule that determines what traits are passed from one generation to the next | DNA
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| a substance that can be used to determine if a solution is acidic, basic, or neutral | indicator
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| the place where an organism lives, which supplies what it needs to survive | habitat
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| conserving resources by using a product more than once | reuse
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| a consumer that gets all or almost all of its food from plants | herbivore
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| an organ that filters the blood to remove wastes and excess water | kidney
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| the vertical axis on a graph | y-axis
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| any characteristic of an organism, such as body shape or what it eats | trait
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
belden
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