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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 colorless - odorless gas that is important in the Earth's atmospheric greenhouse effect. Frozen CO2 is dry ice.






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






3. The movement of plates and the interaction across the Earth's surface to form land masses.






4. The reproductive parts of flowering plants.






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






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






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






8. A cell with two copies of each chromosome.






9. Different versions of a gene in a population.






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






11. 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.






12. The process by which gas changes directly to the solid phase.






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






14. The physical - chemical - and biological processes by which rock is broken down into smaller pieces.






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






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






17. A place whjere frsh water and seawater mix.






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






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






20. A loud nise caused by a shock wave when an object exceeds the speed of sound.






21. The green substance that absorbs light during photosynthesis.






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






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






24. A process through which organisms make nutrients available to cells.






25. Multicellular organisms whose cells contain organelles.






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






27. A substance that can lead to cancer.






28. The network of glands and tissues that secrete hormones.






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






30. An organellein a cell that contains chromosomes.






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






32. Compounds that are fats and oils.






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






34. 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.






35. The rate of change of an objects velocity.






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






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






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






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






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






41. 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.






42. This primary component of chromosomes carries an organisms genetic code.






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






44. A bundle of neurons - or nerve cells.






45. Study and interpretation of fossils.






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






47. Light emission from the upper atmosphere that appear in many shapes and colors.






48. A cell that reacts to stimuli and transmits impulses consisting of a body with a nucleus and dendrites to receive and axons to transmit impulses.






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






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