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






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






3. A simple sugar and a product of photosynethesis.






4. The process by which seeds develop into seedlings.






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






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






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






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






9. An instrument to measure wind speed.






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






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






12. An instrument that measures cloud height.






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






14. The movement and collision of gas molecules in the atmosphere that can form into high or low pressure areas.






15. A cell with two copies of each chromosome.






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






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






18. An organism that relies primarily on plants for food.






19. An kinterstellar cloud of dust and gas.






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






21. A substance that can lead to cancer.






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






23. The loutermost layer of the earth.






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






25. 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.






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






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






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






29. A hormone needed to transpost glucose to cells.






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






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






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






33. Cell division consisting of prophase - metaphase - anaphase - and telophase - that usually creats in two new nuclei - each with a full set of chromosomes.






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






35. A place whjere frsh water and seawater mix.






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






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






38. Molten rock flormed in the Earth that may appear on the surface.






39. 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.






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






41. A muscle that pumps to circulate the blood.






42. 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.






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






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






45. In metamorphosis - the stage between the larva and adult.






46. A bundle of neurons - or nerve cells.






47. Study and interpretation of fossils.






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






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






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