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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 outermost layer of hair and is sort of a protective outer layer






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






3. The way that a reptile reproduces by having the male's sperm inside the female's body






4. Cells found in the blood that help make clots when you get a cut






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






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






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






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






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






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






11. The larger organ that follows the small intestine in digestion which absorbs water from the remaining chyme






12. Poison from the bloodstream






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






14. Plant cell organelles that trap light energy and enable plants to conduct photosynthesis






15. The act of selecting genes carefully that lead to a better yield of good characteristics






16. A carnivorous plant that sucks water into it along with the bugs that are in the water






17. The long strands that DNA comes in. Two DNA molecules held together by a central structure






18. Important biological molecule that is part of energy metabolism and storage in plants






19. The millions of pairs of chemical compounds that make up DNA






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






21. Flexible feelers that an insect has that can be used to touch and smell






22. The front teeth that bite and chop off pieces of food to fit in your mouth






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






24. Pads of cartilage that cushion the vertebrae and protect the spinal cord from injury






25. Tiny sacs found in the lungs that oxygen gets stored in






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






27. A group of mammals that lays eggs






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






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






30. The smallest amount of living matter that is the unit of structure and function for all organisms






31. The four pairs of chemical compounds that connect together in DNA






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






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






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






35. Fish that have skeletons made out of bone






36. Human body system that helps humans make more humans






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






38. Organ behind the eye's pupil that foucses light back onto the eyeball






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






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






41. Also known as the ear drum - it vibrates like a real drum when soundwaves enter the ear






42. Metabolic reactions in which the simpler molecjules of food are built into more complicated molecules






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






44. The walls of a plant cell






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






46. A soft layer of bone that is below the compact bone






47. Muscles that move bones and work in teams to move the bones appropriately






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






49. The flow of blood within the heart itself






50. Phase of mitosis in which the chromosomes are visible and centrioles move to the opposite ends of the cells and threadlike spindle fibers start to spread across






Can you answer 50 questions in 15 minutes?



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