Test your basic knowledge |

CSET Science: Biology

Subjects : cset, science, biology
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 jelly - like substance found inside the bone - which produces the body's blood cells






2. The outermost layer of hair and is sort of a protective outer layer






3. One of the small bones in the ear that receives vibrations from the anvil and passes it onto the stirrup






4. The flow of blood within the heart itself






5. Protozoans that move with cillia and have two nuclei - the micro nucleus and the macro nucleus






6. The command center of the cell and is guided by the DNA contained within






7. Poison from the bloodstream






8. The brain's switchboard which passes information from the body to the correct part of the brain






9. The nuclei of a cilliate protozoa that controls reproduction






10. A type of symmetry that certain invertebrate animals have in which body parts are arranged in a circle around a central point - like the starfish






11. Filters located inside the kidney that help filter urea out of the blood






12. Temporary extensions of cytoplasm on a protozoan that they use to move






13. Neurons that transfer impulses from sensory organs like the eyes and ears






14. The front teeth that bite and chop off pieces of food to fit in your mouth






15. A substance that lubricates the cartilage and allows bones to slide over each other easily






16. Holes caused by plaque buildup that expose the sensitive portion of the tooth






17. An overpopulation of algae that can cover huge areas of water and devestate ecosystems by blocking out the sunlight from other organisms or secrete poison into the water






18. Also known as the erythrocyte - cells found in blood that carry oxygen to cells






19. The central part of a flower that contains its female sex organs






20. Tiny forms of algae that form the basis of most saltwater food chains






21. Protists that live on decaying plants and animals - like slime mold






22. Circular muscles that keep urine from leaking out of the bladder opening






23. A shield that protects pathogens from entering the body






24. Any types of germs and chemicals that can make people sick






25. The four pairs of chemical compounds that connect together in DNA






26. Little ring - shaped bones that make up the spine






27. Portion of the ear that is connected to nerve fibers that carry signals to the brain






28. A type of cell that has no nucleus and has all the genetic material surrounded by it






29. A thick hard layer of bone that is below the periosteum






30. Little spines on an insect that allow it to detect touch and vibration and air currents






31. The stems at the edge of the flower that contain the male sex cells called pollen






32. Angiosperms that have two seed leaves inside their seeds






33. Joints found in vertebrae that slide in a back and forth motion






34. Animals with backbones or spinal columns - includes fish - mammals - amphibians - reptiles - birds






35. The tiny threads that fungi attach to their food with






36. Also known as the voice box - it is where your voice comes from and made up of cartilege - muscle and ligaments and is found in the trachea






37. Tunnel the soundwaves from the outer ear travel to






38. Located in the nose - it is a substance that prevents pathogens from getting into the bloodstream






39. The mouth parts of an insect that are used to chew up food and wood for nests






40. Little bones found in the mouth that are responsible for cutting and crushing food






41. Prokaryotic cells that comes in many shapes - including spears - rods - and spirals and found in air - water - and living things






42. Human body system that helps humans make more humans






43. The sum of an organism's genes






44. Also known as the ear drum - it vibrates like a real drum when soundwaves enter the ear






45. Nerve cells that carry messages back and forth from the body






46. The series of reactions that occur in the body to convert food into energy






47. The process in which plants turn water and carbon dioxide and sunlight into photosynthesis






48. Larger and flatter teeth in the back that are used to crush food to mix with saliva to make it easier to swallow






49. Plants that grow up to live for many seasons and reproduce multiple times






50. The condition - if not treated - when the inflamed appendix breaks and releases bacteria to the body. It can cause organ failure and death