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






2. The portion of the vocal chords that produce sound






3. A type of reptile that has no limbs






4. Little hairs that protoists use to move through the water






5. Algae that has chlorophyll - but also has a red pigment which helps them absorb sunlight from deep underwater






6. A shield that protects pathogens from entering the body






7. Also known as messenger RNA. It carries out protein recipes from the DNA to the ribosomes






8. Vertebrate animals that are warm - blooded with two legs - wings - feathers - and a beak or a bill and lay hardshelled eggs and have hollow bones suitable for flying






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






10. The points on the tentacles of a cnidarian that is used to stun prey






11. Cells owned by plants and animals in which the cell's genetic material is surrounded by a membrane






12. Big blocks of food that stay in the teeth and release bacteria






13. Blood vessels found on the alveoli that transport oxygen to the bloodstream






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






15. A network of nerves in the human body that send signals to your brain to make decisions






16. Organ in the body that controls memory and the body's functions






17. Human body system that contains hormonal glands that control growth and reproduction






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






19. The jelly - like fluid that is inside the cell and is a mixture of chemicals and water






20. The bumps found on a tongue






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






22. Feathers on birds that grow on their wing and tail and help steer the bird as it moves through the air






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






24. Phase of mitosis in which the duplicated chromosomes line up along the center of the cell and each centromere attaches to two spindle fibers






25. The dramatic change an animal goes through on its way to becoming an adult






26. Fluffy feathers on a bird's body that keeps it warm






27. Muscles tha allow you to move different parts of the body






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






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






30. Also known as leukocytes - cells found in blood that prevent one from getting sick






31. Two organs in the lower back which the blood travels to get cleansed of urea






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






33. Animals that do not have a shape at all - like sponges






34. Area surrounding spinal chord that has motorneurons responsible for voluntary movement and flexibility






35. Chemicals that help carry an impulse from one neuron to another






36. The body's liquid messenger that takes oxygen and nutrients to the body






37. A group of vertebrates that have dry scaly skin that protects them and keeps moisture inside their bodies and use lungs to breathe air






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






39. Photoreceptive nerve cells that are less light sensitive and can detect color






40. Animals that do not have a backbone - like butterflies - sand dollars - and starfish






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






42. A type of amphibian that has a short body - strong legs and no tail - like a frog






43. Heart chamber that brings blood back into the heart






44. A meaty flavor sensed by the taste buds






45. Liquid produced by salivary glands that helps break down chemicals and determine taste by traveling back to the tastebuds






46. The material that is used to control all






47. Jointed plates on an insect that are located in the abdomen and let in air so that an insect can breathe






48. Human body system that exchanges carbon dioxide for oxygen for breathing






49. Human body system that breaks down food so that nutrients and water can be used for the body






50. Organ beneath the papillae of a tongue that enables one to taste things