Name _____________________________________________Date__________ Top 30- Frequent Words on the Living Environment Regents Exam Word Box- Use the words below to match the vocabulary word with its definition Ecosystem photosynthesis Human impact gene expression Genetic Engineering Homeostasis Data analysis food web Natural selection mutation asexual reproduction biodiversity Enzyme adaptation evolution energy pyramid Graph scientific method decomposer clone genetic variation mitosis placenta Ecological succession Selective breeding carrying capacity hypothesis DNA Diffusion ATP 1. _____________________________________A biological community of interacting organisms and their physical environment. 2. _____________________________________A complex molecule containing the genetic information that makes up the chromosomes. 3. _____________________________________Plants use the sun's energy to convert water and carbon dioxide into sugars 4. _____________________________________The effect of humans on an ecosystem 5. _____________________________________process by which a gene produces its product and the product carries out its function 6. _____________________________________The direct manipulation of genes for practical purposes. Name _____________________________________________Date__________ 7. _____________________________________A tendency to maintain a balanced or constant internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level 8. _____________________________________A process of describing data using graphs and numerical summaries. 9. _____________________________________a system of interlocking and interdependent food chains. 10._____________________________________A process in which individuals that have certain inherited traits tend to survive and reproduce at higher rates than other individuals because of those traits. 11._____________________________________a random error in gene replication that leads to a change. (Can lead to evolution) 12._____________________________________Process by which a single parent reproduces by itself 13.____________________________________the variety of life in the world or in a particular habitat or ecosystem. 14.____________________________________protein that acts as a biological catalyst 15.____________________________________energy 16.____________________________________A trait that helps an organism survive and reproduce 17.____________________________________The gradual change in a species over time 18.____________________________________diagram that compares energy used by producers, primary consumers, and other trophic levels Name _____________________________________________Date__________ 19.____________________________________Must put an appropriate axis . Then circle each plot and connect the dots 20.____________________________________A series of steps followed to solve problems including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions. 21.____________________________________An organism that breaks down wastes and dead organisms 22.____________________________________An organism that is genetically identical to the organism from which it was produced 23.____________________________________Movement of molecules from an area of higher concentration to an area of lower concentration. 24.___________________________________gradual change in living communities that follows a disturbance 25.___________________________________Differences among individuals in the composition of their genes or other DNA segments 26.___________________________________A series of changes within a cell nucleus by which two genetically identical daughter nuclei are produced. 27.___________________________________A structure that allows an embryo to be nourished with the mother's blood supply 28.___________________________________The process of selecting a few organisms with desired traits to serve as parents of the next generation 29.___________________________________largest number of individuals of a population that an environment can support 30.___________________________________An educated guess Name _____________________________________________Date__________ Top 30 Words on the Living Environment Regents Exam (Frequency of keywords- All LE Regents Exams) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Keyword Ecosystem DNA Photosynthesis Human Impact Gene expression Genetic Engineering Homeostasis Data Analysis Food web Natural Selection Mutation Asexual Reproduction Biodiversity Enzyme ATP Count 58 48 43 42 39 39 34 33 30 30 27 25 24 24 21 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Keyword Adaptation Evolution Energy Pyramid Graph Scientific Method Decomposer Clone Diffusion Ecological Succession Genetic Variation Mitosis Placenta Selective Breeding Carrying Capacity Hypothesis Count 20 20 19 19 19 18 17 16 16 16 16 16 16 15 15