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






2. The first part of the small intestine where digestive enzymes from liver and pancreas break up chyme into a soup of molecules small enough to enter the bloodstream






3. Complex molecules that cells use for all different types of jobs






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






5. Part of brain that is important to the endocrine system because it sends messages from your brain to the pituitary gland and controls body temperature and food intake






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






7. Heart chamber that is filled blood from the lungs that has oxygen and is ready to go through the body






8. Living organism that makes their own food through photosynthesis - including trees - weed - moss






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






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






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






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






13. The passing of traits from parents to offspring






14. Plants that only live for a few seasons and reproduce only once - including flower box flowers and crop plants






15. A type of vertebrate whose body temperature changes with its surroundings - like reptiles






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






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






18. Special skin cells that make the pigment melanin






19. A group of mammals that lays eggs






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






21. The pair of fangs that are part of an arachnid's cephalothorax an contain venom to kill their enemies






22. The condition - if not treated - when the inflamed appendix breaks and releases bacteria to the body. It can cause organ failure and death






23. Phylum class for animals that have spinal chords






24. Neurons that transmit signals between sensory and motor neurons






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






26. Circular muscles that keep urine from leaking out of the bladder opening






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






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






29. Thick muscular folds that protect the true vocal chords






30. Organ that is fundamental for breathing






31. A type of amphibian that is a long - worm like creature






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






33. Special layer of tissue found in the back of the eye covered with photoreceptive nerve cells






34. Phase of mitosis - in which spindle fibers start to disappear and it becomes harder to see them and each of the seperated chromosomes creates a separate nucleus to






35. The fluid filled gap that axons are connected to in the neuron






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






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






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






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






40. A green pigment found inside the chloroplasts of leaves. It traps the energy of the sunlight






41. The lead organ of the endocrine system because it decodes messages from the brain to the other glands






42. Warm - blooded and maintains a constant body temperature






43. Reptiles shed their skin to grow






44. Tube that the sperm travels through






45. The sum of an organism's genes






46. Mixture of sperm and fluids






47. A protozoa that cannot move on its own and depends on living bodies for transport






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






49. Pigment that gives skin its color






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