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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. Organs inside pallisade and spongy cells of leaves that contain chlorophyll - an essential pigment for photosynthesis






2. The flow of blood through the heart to the lungs trading carbon dioxide for oxygen






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






4. Also known as ribonucleic acid - a complex molecule found in cells and viruses. Used by DNA to transport the instructions on how to develop the cell






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






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






7. A protist that captures food to eat - such as an amoeba - and are also known as protozoans






8. Prokaryotic cells that are the oldest forms of life on Earth and survive in extreme conditions like hot springs - salt lakes - and underwater trenches






9. The cell organelle that breaks down food and releases energy






10. Portion of the tooth that connects the teeth to the jawbone






11. Algae that lives in the ocean too and consists mostly of seaweed and kelp






12. Vibrations in the air around you






13. A type of sugar that we get from food and is the main source of the body's energy. It is broken up in the mitochondrian as energy and water






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






15. An overpopulation of algae that can cover huge areas of water and devestate ecosystems by blocking out the sunlight from other organisms or secrete poison into the water






16. Plants that keep their needles or slippery leaves all year round






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






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






19. A hibernation that amphibians go through during the winter months






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






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






22. A neuron cell's body






23. Organs inside birds that ensure that their lungs constantly get fresh air






24. A language involving hands that is used by deaf people






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






26. Extensions on a neuron that stretch out of its body and transmit messages throughout the nervous system






27. Dome shaped muscle that the lungs rest on






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






29. The pair of pinchers that are part of an arachnid's cephalothorax for grabbing things and deducting smells and vibrations






30. Openings found on leaves that absorb carbon dioxide from the air






31. The brain's switchboard which passes information from the body to the correct part of the brain






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






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






34. Glands in women and men that produce the sex cells for reproduction






35. Electric signals that neurons carry from one part of the body to another






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






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






38. Mixture of sperm and fluids






39. Thick muscular folds that protect the true vocal chords






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






41. Meat - eating






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






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






44. Organ that is fundamental for breathing






45. A type of reptile that has no limbs






46. An organ that reptiles have inside of the roof of their mouth to taste and smell

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47. Reptiles shed their skin to grow






48. Body part of a fish used for protection






49. Bone that supports the entire back and is the reason why one is able to stand up straight






50. Soft mass at the center of the tooth containing blood vessels and sensitive nerves