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