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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 temperature scale in which 1 degrees Kelvin equals 1 degree Celsius. 0 degree Kelvin is about -273 degree Celsius. Kelvin is called absolute zero because there is no movement of molecules.






2. Multicellular organisms whose cells contain organelles.






3. Fluid that circulates throughout the body of an animal - distributing nutrients - and usually oxygen.






4. Calender days when the day and night are the same length.






5. A preliminary proposition that can be tested through scientific study.






6. The larval stage of an aquatic insect.






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






8. The part of flowering plants that contains seeds.






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






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






11. A single DNA molecule - a tightly coiled strand of DNA - condensed into a compact structure.






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






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






14. A layer of tree bramches and other vegetation elevated above ground.






15. In plants - a seed includes the embryo.






16. An organellein a cell that contains chromosomes.






17. The stage of cellular divisions that develops from a zygote.






18. An instrument that uses air pressure to record height - such as the height of a plane.






19. A place whjere frsh water and seawater mix.






20. The study of what causes motion.






21. A substance that can lead to cancer.






22. Plants that live through more than one growing season.






23. A way to date organic substances based on the carbon -14 remaining.






24. The tissue in plants that conducts nutrients.






25. The loutermost layer of the earth.






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






27. Small proteins that stimulate viral resistance in cells.






28. When the sun is highest in the sky and directly above the Tropic of Cancer 23 1/2 degrees North Latitude. This date usually falls on June 22.






29. A bundle of neurons - or nerve cells.






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






31. A visible group of water or ice particles in the atmosphere.






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






33. A muscle that pumps to circulate the blood.






34. An instrument that measures cloud height.






35. The rate of change of an objects velocity.






36. The Earth's atmosphere is primarily nitrogen and oxygen. The troposphere extends from the surface to about 10 km.; the stratosphere from 10km to 50 km.; the mesosphere from 50 km. to 80 km.; and the thermosphere is the atmosphere beyond 80 km.






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






38. Soil beneath the earth's surface that stays frozen throughout the year.






39. One nautical mile per hour or about 1.15 miles per hour.






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






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






42. That part of the body cavity between the mouth and the anus including in most animals the mouth - the pharynx - esophagus - stomach - intestine - and the anus.






43. The study of the patterns and mechanisms of the transmission of inherited traits from one generation to another.






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






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






46. An kinterstellar cloud of dust and gas.






47. Plants that die after one growing season.






48. A protein that aids biochemical reactions.






49. The portion of the Earth from beneath the mantle to the Earth's center.






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