PAWS vocabulary 7th grade
  • 1. water cycle
A) a resource that is replace or restored as it is used, by natural process in a reasonable amount of time.
B) any alteration of the natural environment producing a condition harmful to living organisms.
C) path that water takes as it is being cycled through the environment.
  • 2. tissue
A) any living plant animal or fungus that maintains various vital processes necessary for life.
B) similar cells acting to perform a specific function.
C) a structure containing different tissues that are organized to carry out a specific function of the body. (Brain, Heart, etc.)
  • 3. system
A) a resource that is replace or restored as it is used, by natural process in a reasonable amount of time.
B) path that water takes as it is being cycled through the environment.
C) set of objects, organisms, or different parts acting to form a whole.
  • 4. scientific method
A) a plan of inquiry that uses science process skills as a tool to gather, organize, analyze, and communicate information.
B) the factor that is changed in an experiment in order to study changes in the dependent variable.
C) a procedure that is carried out in order to observe a response caused by a stimulus.
  • 5. resource
A) any material that can be used to satisfy a need.
B) any alteration of the natural environment producing a condition harmful to living organisms.
C) a cell structure that contains the cell's genetic material.
  • 6. renewable resource
A) a resource that is replace or restored as it is used, by natural process in a reasonable amount of time.
B) the amount of matter an object contains.
C) path that water takes as it is being cycled through the environment.
  • 7. producer
A) an organism that makes it's own food from the environment. Usually a green plant.
B) an organism that preys on and consumes animals. Usually an animal.
C) an organism caught or hunted for food by another organism.
  • 8. prey
A) an organism that preys on and consumes animals. Usually an animal.
B) an organism that makes it's own food from the environment. Usually a green plant.
C) an organism caught or hunted for food by another organism.
  • 9. predator
A) an organism that preys on and consumes animals. Usually an animal.
B) an organism that makes it's own food from the environment. Usually a green plant.
C) an organism caught or hunted for food by another organism.
  • 10. population
A) all populations of organisms belonging to different species and sharing the same geographical area.
B) set of objects, organisms, or different parts acting to form a whole.
C) a group of organisms of the same species living in a specific geographical area.
  • 11. pollution
A) the amount of matter an object contains.
B) any material that can be used to satisfy a need.
C) any alteration of the natural environment producing a condition harmful to living organisms.
  • 12. photosynthesis
A) a chemical process by which plants trap light energy to convert carbon dioxide and water into carbohydrates(sugars)
B) any material that can be used to satisfy a need.
C) a structure containing different tissues that are organized to carry out a specific function of the body. (Brain, Heart, etc.)
  • 13. organism
A) Any living thing.
B) a group of organisms of the same species living in a specific geographical area.
C) a structure containing different tissues that are organized to carry out a specific function of the body. (Brain, Heart, etc.)
  • 14. organ
A) similar cells acting to perform a specific function.
B) a structure containing different tissues that are organized to carry out a specific function of the body. (Brain, Heart, etc.)
C) any living plant animal or fungus that maintains various vital processes necessary for life.
  • 15. microscopic
A) a chemical process by which plants trap light energy to convert carbon dioxide and water into carbohydrates(sugars)
B) relating to an object too small to be visible without the use of a microscope.
C) any material that can be used to satisfy a need.
  • 16. life cycle
A) the entire sequence of events in an organism's growth and development.
B) set of objects, organisms, or different parts acting to form a whole.
C) all populations of organisms belonging to different species and sharing the same geographical area.
  • 17. herbivore
A) an organism that preys on and consumes animals. Usually an animal.
B) an animal that feeds on plants.
C) an organism that makes it's own food from the environment. Usually a green plant.
  • 18. habitat
A) a place in an ecosystem where an organism normally lives.
B) all populations of organisms belonging to different species and sharing the same geographical area.
C) set of objects, organisms, or different parts acting to form a whole.
  • 19. fossil
A) a whole or part of a plant or animal that has been preserved in sedimentary rock.
B) rock formed from layers of sediment that overlay and squeeze together.
C) an organism caught or hunted for food by another organism.
  • 20. food web
A) a pyramidal diagram that compares the amount of energy available at each position or level in the feeding order.
B) the interconnected feeding relationships in a food chain found in a particular place and time.
C) a resource that is replace or restored as it is used, by natural process in a reasonable amount of time.
  • 21. food chain
A) transfer of energy through various stages as a result of feeding patterns of a series of organisms.
B) a pyramidal diagram that compares the amount of energy available at each position or level in the feeding order.
C) any material that can be used to satisfy a need.
  • 22. experiment
A) a plan of inquiry that uses science process skills as a tool to gather, organize, analyze, and communicate information.
B) a procedure that is carried out in order to observe a response caused by a stimulus.
C) a procedure that is carried out and repeated under controlled conditions in order to discover, demonstrate, or test a hypothesis.
  • 23. environment
A) the sum of conditions effecting an organism, including all living and non-living things in the area.
B) path that water takes as it is being cycled through the environment.
C) all populations of organisms belonging to different species and sharing the same geographical area.
  • 24. energy pyramid
A) a pyramidal diagram that compares the amount of energy available at each position or level in the feeding order.
B) any alteration of the natural environment producing a condition harmful to living organisms.
C) the entire sequence of events in an organism's growth and development.
  • 25. ecosystem
A) a group of organisms of the same species living in a specific geographical area.
B) an integrated unit of biological community, it's physical environment, and interactions.
C) set of objects, organisms, or different parts acting to form a whole.
  • 26. decomposer
A) an organism caught or hunted for food by another organism.
B) an organism that makes it's own food from the environment. Usually a green plant.
C) any organism that feeds or obtains nutrients by breaking down organic matter from dead organisms.
  • 27. consumer
A) an organism that feeds on another organism for food.
B) any organism that makes it's own food from sunlight.
C) an organism that makes it's own food from the environment. Usually a green plant.
  • 28. conservation
A) controlled use and or maintenence of natural resources. Various efforts to preserve or protect natural resources.
B) any alteration of the natural environment producing a condition harmful to living organisms.
C) any material that can be used to satisfy a need.
  • 29. community
A) all populations of organisms belonging to different species and sharing the same geographical area.
B) any living plant animal or fungus that maintains various vital processes necessary for life.
C) a group of organisms of the same species living in a specific geographical area.
  • 30. carnivore
A) an animal or plant that consumes or obtains nutrients from animals.
B) an organism caught or hunted for food by another organism.
C) an organism that makes it's own food from the environment. Usually a green plant.
  • 31. adaptation
A) the existence of a wide range of different species in a given area or specific period of time.
B) a characteristic of an organism that increases it's chance of survival in its environment.
C) the entire sequence of events in an organism's growth and development.
  • 32. abiotic
A) an organism that makes it's own food from the environment. Usually a green plant.
B) an environmental factor not associated with the activities of living organisms
C) the entire sequence of events in an organism's growth and development.
  • 33. allele
A) similar cells acting to perform a specific function.
B) an animal that feeds on plants.
C) any of two or more alternate forms of a gene that an organism may have for a particular trait.
  • 34. asexual reproduction
A) the process of nuclear division in cells during which the number of chromosomes is reduced by half.
B) reproduction involving the union of gametes producing an offspring with traits from both parents.
C) a form of reproduction in which new individuals are formed without the involvement of gametes.
  • 35. biodiversity
A) the existence of a wide range of different species in a given area or specific period of time.
B) the entire sequence of events in an organism's growth and development.
C) set of objects, organisms, or different parts acting to form a whole.
  • 36. biotic
A) any material that can be used to satisfy a need.
B) the existence of a wide range of different species in a given area or specific period of time.
C) factors in an environment relating to, caused by or produced by living organisms
  • 37. calorie
A) a chemical process by which plants trap light energy to convert carbon dioxide and water into carbohydrates(sugars)
B) any alteration of the natural environment producing a condition harmful to living organisms.
C) unit of energy; the amount of heat needed to raise one gram of water one degree Celsius at standard atmospheric pressure.
  • 38. dependent variable
A) a graphical checkboard used to determine results from a particular genetic cross.
B) a factor being measured or observed in an experiment.
C) the factor that is changed in an experiment in order to study changes in the dependent variable.
  • 39. dominance
A) tendency of certain (dominant) alleles to mask the expression of their corresponding (recessive) alleles.
B) a process of nuclear division in eukaryotic cells during which the nucleus of the cell divides into two nuclei, each with the same number of chromosomes.
C) an allele for a trait that will be masked unless the organism is homozygous for this trait.
  • 40. ecosystem
A) path that water takes as it is being cycled through the environment.
B) an ecological community, together with it's environment, functioning as a unit.
C) a group of organisms of the same species living in a specific geographical area.
  • 41. Punnett square
A) an allele for a trait that will be masked unless the organism is homozygous for this trait.
B) a process of nuclear division in eukaryotic cells during which the nucleus of the cell divides into two nuclei, each with the same number of chromosomes.
C) a graphical checkboard used to determine results from a particular genetic cross.
  • 42. recessive
A) a cell structure that contains the cell's genetic material.
B) tendency of certain (dominant) alleles to mask the expression of their corresponding (recessive) alleles.
C) an allele for a trait that will be masked unless the organism is homozygous for this trait.
  • 43. sexual reproduction
A) a chemical process by which plants trap light energy to convert carbon dioxide and water into carbohydrates(sugars)
B) a process of nuclear division in eukaryotic cells during which the nucleus of the cell divides into two nuclei, each with the same number of chromosomes.
C) reproduction involving the union of gametes producing an offspring with traits from both parents.
  • 44. tropism
A) path that water takes as it is being cycled through the environment.
B) a chemical process by which plants trap light energy to convert carbon dioxide and water into carbohydrates(sugars)
C) the motion of an organism or part of an organism toward or away from an external stimulus.
  • 45. variable
A) an event, condition, or factor that can be changed or controlled in order to study or test a hypothesis in a scientific experiment.
B) a plan of inquiry that uses science process skills as a tool to gather, organize, analyze, and communicate information.
C) a procedure that is carried out in order to observe a response caused by a stimulus.
  • 46. gene
A) the amount of matter an object contains.
B) a cell structure that contains the cell's genetic material.
C) a specific part of a chromosome or sequence of DNA that determines a particular feature or characteristic in an organism.
  • 47. heterozygous
A) a process of nuclear division in eukaryotic cells during which the nucleus of the cell divides into two nuclei, each with the same number of chromosomes.
B) a cell or organism that has two different alleles for a particular trait.
C) cell or organism that has identical rather than different alleles for a particular trait.
  • 48. homozygous
A) cell or organism that has identical rather than different alleles for a particular trait.
B) the process of nuclear division in cells during which the number of chromosomes is reduced by half.
C) a cell or organism that has two different alleles for a particular trait.
  • 49. mass
A) a cell structure that contains the cell's genetic material.
B) the amount of matter an object contains.
C) any alteration of the natural environment producing a condition harmful to living organisms.
  • 50. meiosis
A) the process of nuclear division in cells during which the number of chromosomes is reduced by half.
B) a chemical process by which plants trap light energy to convert carbon dioxide and water into carbohydrates(sugars)
C) a process of nuclear division in eukaryotic cells during which the nucleus of the cell divides into two nuclei, each with the same number of chromosomes.
  • 51. mitosis
A) the entire sequence of events in an organism's growth and development.
B) a process of nuclear division in eukaryotic cells during which the nucleus of the cell divides into two nuclei, each with the same number of chromosomes.
C) the process of nuclear division in cells during which the number of chromosomes is reduced by half.
  • 52. nucleus
A) the amount of matter an object contains.
B) a cell structure that contains the cell's genetic material.
C) similar cells acting to perform a specific function.
  • 53. independent variable
A) a factor being measured or observed in an experiment.
B) a procedure that is carried out in order to observe a response caused by a stimulus.
C) the factor that is changed in an experiment in order to study changes in the dependent variable.
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Answer Key

1.C   2.B   3.C   4.A   5.A   6.A   7.A   8.C   9.A   10.C   11.C   12.A   13.A   14.B   15.B   16.A   17.B   18.A   19.A   20.B   21.A   22.C   23.A   24.A   25.B   26.C   27.A   28.A   29.A   30.A   31.B   32.B   33.C   34.C   35.A   36.C   37.C   38.B   39.A   40.B   41.C   42.C   43.C   44.C   45.A   46.C   47.B   48.A   49.B   50.A   51.B   52.B   53.C  

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