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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 protozoan that has a pseudopod to move around with and to eat with.






2. Segmented worms - like earthworms - and are made up of ringed segments






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






4. The system of tissues that transports mainly sugars inside a plant to help it grow






5. A protein that an insect's exoskeleton is made out of






6. Cell organs that manufacture proteins






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






8. Mixture of sperm and fluids






9. Bony structure that protects the lungs






10. Three layers of connective tissue that protect the spinal chord






11. The sex glands of women






12. Part of brain that is important to the endocrine system because it sends messages from your brain to the pituitary gland and controls body temperature and food intake






13. Substance found in the center of the spinal chord that provides nourishment to spinal chord cells and serves as a shock absorber






14. Biological chemicals responsible for regulating mood - organ function - growth - and metabolism






15. Hormone released from the adrenal glands during times of stress by raisng heart rate and blood pressure






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






17. The body of an arachnid that contains most of their organs






18. Organ that follows the stomach where most of the food's nutrients are absorbed






19. The male sex cells of a flower






20. A substance found in red algae that is put in pudding and toothpaste to make them smooth






21. Sacs that produce the body's hair






22. Human body system that protects insides including skin - hair - and nails






23. Special layer of tissue found in the back of the eye covered with photoreceptive nerve cells






24. Eyes that some insects may have that haveh undreds of lenses that allow an insect to see many things at once






25. A group of animals that belong to the arthropod phylum that have no backbone and have an exoskeleton






26. Bone that supports the entire back and is the reason why one is able to stand up straight






27. The lead organ of the endocrine system because it decodes messages from the brain to the other glands






28. Photoreceptive nerve cells that are sensitive to light and can be triggered by a single photon






29. The various organs of a cell that produce food - get rid of waste






30. Something that has lost almost all of its use through evolution






31. Gland that keeps the level of calcium in the blood at a certain level






32. Organ at the bottom of the body that fills up with the urine transported from the kidneys






33. Heart chamber that is filled with blood that was used by the body and needs to go back to the lungs for more oxygen






34. Angiosperms that have two seed leaves inside their seeds






35. Process in which glucose is broken down and is a catabolic reaction






36. Thin membrane that is the outer layer of the bone






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






38. Invertebrates that have a spiny skin - bone - like plates - water - filled network of veins - and bottom feet






39. Human body system that makes sure that germ fighting cells get collected by blood tissue






40. The science of life






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






42. Cells found inside leaves that are important for photosynthesis and contain chloroplasts






43. The most popular form of the invertebrate that is extremely tiny and lives in the soil and can be plant parasites - decomposers - or predators






44. The walls of a plant cell






45. A peach fuzz that is light in color and no larger than 2 cm found on the underside of the arms in the body






46. Cnidarians - like sea anemones - that do not move as much at all






47. Skin chemical that lubricates and waterproofs the skin and hair to make them smooth and supple but can develop acne






48. Located under the cerebrum - this part of the brain controls movement






49. Hormone released by the testes that causes voice changes - muscle mass - and facial hair






50. Sense of touch that allows one to feel where they are in space