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






2. Human body system that battles viruses and bacteria that try to make you sick






3. Neuron processes that carry impulses away from the neuron's body






4. Tube that the sperm travels through






5. An inner skeleton which offers support and protects the soft parts of an animal






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






7. The top layer of skin and made up of five layers






8. The way that eukaryotic cells divide to help cause growth. The nucleus of one cell divides into two identical nuclei






9. The most common type of algae that produces half of the world's oxygen






10. Heart chamber that pumps the blood out of the heart






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






12. Neuron processes that receive impulses passed on from other neurons






13. Single celled creatures that are too small to see and have a nucleus and live in moist or wet surroundings






14. Organ underneath the cerebrum that controls emotions






15. Layer of skin located beneath the epidermis and dermis which is mostly fatty tissue to protect the inner organs






16. The part of an arachnid that the mouth - eyes - and limbs are connected to






17. The tube that is connected to the outside world






18. 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






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






20. Version of the nervous system that controls things that happen on their own - like heartbeat






21. The way that the female's sex cell - the egg - travels inside the female reproductive system






22. Soft - bodied invertebrates that have a protective shell and muscular foot that allows them to move around and anchor themselves






23. Glands inside the tongue that produce saliva






24. Animals that have hair - breathe air - and nurse their young






25. Body part of a fish used for protection






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






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






28. A type of reptile with four legs ending in sharped clawed feet and bodies that taper off into tails - like the chameleon






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






30. Hormone released by pancreas to help body cells absorb sugar






31. Joint that is used by shoulders and arms. One bone ends in a ball shape that fits into the socket of the other bone






32. The shape that DNA is formed within






33. Dome shaped muscle that the lungs rest on






34. A meaty flavor sensed by the taste buds






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






36. The walls of a plant cell






37. The outer layer of a cell that serves as a wall to let food in and let waste out






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






39. Also known as ribosonal RNA and is located inside the ribosomes






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






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






42. A group of mammals with pouches for infants who are not fully developed when they are born






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






44. Tough tissues that connect bones together






45. The portion of the ear that is seen and has ridges that bounces soundwaves into the middle ear






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






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






48. A protein on red blood cells that attach oxygen to it






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






50. Located in the stomach - it burns the bacteria off the food you eat