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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. The spiky part of a sponge's skin that keeps it from being eaten






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






3. Special skin cells that make the pigment melanin






4. A type of amphibian thath as a long body - short legs and flattened tails for swimming






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






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






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






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






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






10. Reptiles that live mainly in the tropics - have eyes and nostrils on top of theier heads






11. The large space in the female reproductive system where babies grow in






12. Version of the nervous system that controls voluntary actions like petting or talking






13. Gland that secretes the hormone insulin - which regulates one's blood sugar






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






15. A rigid - soft tissue that a cartiligeous fish's bones are made of






16. The outermost part of the eye that collects all light that is bouncing off the objects and focuses it into a small hole






17. Uses the major arteries and veins to move oxygen rich blood throughout the body






18. A protozoa that cannot move on its own and depends on living bodies for transport






19. A special kind of skin with hair in it located in your nose






20. The largest form of invertebrates that have jointed parts - like claws - legs - and antennae - bilateral symmetry - and segmented bodies






21. Set of chemical reactions that occur within the protoplasm - the living material of the cells






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






23. Metabolic reactions that break down complicated models from food into simpler molecules






24. Also known as bicuspids - they are the teeth used for crushing and chewing






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






26. An animal that does not move around - but is not dead






27. Angiosperms that have two seed leaves inside their seeds






28. Porrtion of the spinal chord that reflects impulses to and from the brain






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






30. The end of the large intestine where solid waste leaves the body






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






32. Bony structure that protects the lungs






33. Glands in the skin that produce sweat






34. Hormone released by the ovaries that cauess breast development - body shape changes - and menustration






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






36. Any place where two or more bones meet






37. The largest part of the brain that is divided into two halves called hemipsheres and controls thoughts






38. 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






39. The veins that blood returns to the heart and lungs through






40. Poison from the bloodstream






41. Two pairs of elastic membranes that stretch across the larynx






42. The process in which the body collects oxygen






43. Tunnel the soundwaves from the outer ear travel to






44. Thick and dark hair that is usually head hair and also found on legs - armpits and pubic areaa






45. A combination of waater - urea - and salts that you don't need






46. An aquatic invertabrate that has tentacles - including anemones and jellyfish






47. Other muscles that one cannot personally control - like the heart and digestive system






48. Muscle that pumps blood through your body and handles circulation






49. The colored portion of the eye that opens and closes around the pupil depending on how much light there is






50. Specialized mechanoreceptors in the ear that sense vibration and allow you to hear sound