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






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






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






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






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






6. The process by which seeds develop into seedlings.






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






8. Movement of pollen to a plant egg cell - often b y wind - bees - or other animals.






9. Rings that show how many years a tree has been growing. The thickness of the rings may reveal other information about climatic conditions.






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






11. The rate of change of an objects velocity.






12. Reproductive haploid cells that combine to creat a zygote.






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






14. A disease related to lower levels of insulin.






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






16. Biological molecules that have important roles in energy metabolism and storage as well as the structure of cells and organisms.






17. 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.






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






19. An instrument that measures cloud height.






20. The framework for the attatchment of skeletal muscles in vertebrates that also protect vital organs.






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






22. A tissue in the uterus through which nutrients pass from the mother to the fetus.






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






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






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






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






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






28. An instrument to measure wind speed.






29. A bundle of neurons - or nerve cells.






30. A dark cloud - but not a thundercloud - the frequently produces rain.






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






32. The combined cooling effect of wind and temperature. Higher wind chills indicate that a body will cool more quickly to the air temperature.






33. The process by which gas reverts back to liquid phase.






34. The green substance that absorbs light during photosynthesis.






35. Material deposited by a glacier and often marking a glacier's furthest advance.






36. The flow of a charge.






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






38. Plants that die after one growing season.






39. A substance that can lead to cancer.






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






41. The larval stage of an aquatic insect.






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. Evidence of past life.






44. The phenomenon when refraction of light makes objects appear where they are not.






45. A relationship between disimilar organisms that is adventageous to one and doesn't affect the other.






46. All the organisms in an area and the environment in which they live.






47. The study of what causes motion.






48. The part of the gut that connects the pharynx and stomach.






49. An almond shaped cloud usually seen on windy days.






50. An identical copy of an organism.