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






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






3. Mixture of sperm and fluids






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






5. A white - fatty substance that axons contain to speed up transmission of impulses






6. The way that bacteria reproduces asexually by producing two cells that are identical as the parent cell






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






8. Vascular plants that do not produce flowers or fruit - like conifers - cycads - gingkoes - and gnetophytes






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






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






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






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






13. The first set of teeth that come out of a human baby as they are growing up






14. The nuclei of a cilliate protozoa that controls the day - to - day functions of a cell






15. The material that is used to control all






16. 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






17. Undeveloped plants with stored food in a protective covering






18. Poison from the bloodstream






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






20. The tissue inside the bones that blood is made in






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






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






23. A group of mammals whose children develop in the placenta - a sac - like organ filled with fluid that nourishes the growing embryo






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






25. Hard substance that covers the root and anchors the tooth in place






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






27. One of the small bones in the ear that creates vibrations in the inner ear from the hammer and anvil






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






29. The passing of traits from parents to offspring






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






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






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






33. Fish that have skeletons made out of bone






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






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






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






37. Body part of a fish used for protection






38. A trait in heredity that appears more frequently in the offspring






39. Means that a plant has tiny vessels that transport water and food through the roots - stems and leaves






40. Special skin cells that make the pigment melanin






41. Human body system that helps humans make more humans






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






43. Glands inside the tongue that produce saliva






44. Organs that a fish uses to move through the water






45. Protozoas that live in host organisms without providing any benefits






46. Two rounded glands that hang down and produce the sperm cells






47. Phylum class for animals that have spinal chords






48. One of the small bones of the ear and it bounces against the anvil when sound hits the eardrum






49. Membranes filled with tiny blood vessels that a fish uses to get oxygen from water as blood flows through them






50. A sac of gas inside a bony fish used to control their depth by either inflating or sinking