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CSET Science Vocab 2

Subjects : cset, science
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A single DNA molecule - a tightly coiled strand of DNA - condensed into a compact structure.






2. A ridge built in water by organisms such as coral.






3. A group of plants that produce seeds enclosed within an ovary - which mat mature into a fruit.






4. A mammal whose young crawl into it's mothers pouch to complete development.






5. The part of flowering plants that contains seeds.






6. A cell with one set of chromosomes - which is half the regular (diploid) number.






7. A malignant tumor - which forms in the skin and outside of internal organs.






8. Light refracted through raindrops to form colors of a spectrum from red to blue.






9. The fundamental unit of all life. The cell consists of an outer plasma membrane - the cytoplasm - and the genetic material (DNA).






10. An kinterstellar cloud of dust and gas.






11. An organellein a cell that contains chromosomes.






12. An organsim that eats meat - which includes animals - fungi - and plants.






13. In the mateamorphosis of insects - the larva becomes a pupa before it becomes an adult.






14. Warming of Pacific Ocean seawater along the coast of South America that leads to significant weather changes in the United States.






15. A dry - north wind in late spring - summer - and early fall in north and central California.






16. Plants that die after one growing season.






17. A relationship between organisms in which one organism benefits and the other does not die - even though the second organism may be harmed.






18. The digestive tract between the stomach and anus where most nutrients are absorbed.






19. The study of what causes motion.






20. A warm - dry wind on the eastern side of the Rocky Mountains.






21. A bundle of neurons - or nerve cells.






22. A system comprised of the brain and spinal cord in vertebrates that process and store information.






23. The reproductive parts of flowering plants.






24. The process in which a diploid cell divides to form haploid cells.






25. A level of plant and animal classification between class and kingdom.






26. A term used to describe the coiling strands of DNA molecule that resembles a spiral staircase.






27. The level of plant and animal between the species and the family.






28. In the United States - the part of the western mountains that seperates water flowing toward opposite sides of the country.






29. When the sun is directly over the equator. This date usually occurs on March 20.






30. The study of the interactions of organisms with their environment and with each other.






31. An organism's unique place in the environment.






32. Study and interpretation of fossils.






33. The movement up in the atmosphere of heated moisture. Thunderstorms are often caused by convection.






34. An instrument that measures cloud height.






35. Precipitation that evaporates before it reaches the Earth's surface.






36. Strong upper wind currents in a narrow stream that flow west to east in the United States. Weather patterns are related to the position of the jet stream - which changes often.






37. Different versions of a gene in a population.






38. A system for transporting nutrients and other essential materials throughout the body.






39. `An important class of plant hormones associated with growth patterns.






40. The reproductive mechanism of prokaryotes.






41. The part of Earth located between the crust and the core.






42. Compounds that are fats and oils.






43. Atoms of the same chemical element with a different number of neurons but the same number of protons. Isotopes of an element have the same atomic number but may not have the same mass.






44. An instrument to measure wind speed.






45. A cancer treatment that includes chemicals toxic to mailgnant cells.






46. Long term patterns of temperature - humidity and amount of sunshine.






47. The tissues aquatic animals use to breath in water.






48. Floating aquatic plants (phytoplankton) and animals (zooplankton).






49. A rod - shaped bacteria.






50. The rate of change of an objects velocity.