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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 points on the tentacles of a cnidarian that is used to stun prey






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






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






4. A fine lightly colored hair that covers your body when you are a baby






5. The tube that is connected to the outside world






6. The redness of the sea caused by the overpopulation of dinoflagellates






7. Cnidarians - like jellyfish - that use their tentacles to move through the water. Reproduce by laying their eggs in the water






8. Mixture of sperm and fluids






9. Organ that is fundamental for breathing






10. Plants in which nutrients are delivered through special channels located in the stem






11. Body part of a fish used for protection






12. A meaty flavor sensed by the taste buds






13. A rod of stiffened tissue that develops into the backbone of a vertebrate as the animal grows






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






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






16. Also known as leukocytes - cells found in blood that prevent one from getting sick






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






18. Hormone released by the testes that causes voice changes - muscle mass - and facial hair






19. Helps scientists predict heredity from cross - breeding






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






21. The science of life






22. The system of tissues that transports mainly sugars inside a plant to help it grow






23. The center of the chromosome that holds the structure together






24. The portion of the vocal chords that produce sound






25. A protist that uses sunlight to make food - like plankton and algae






26. The body's liquid messenger that takes oxygen and nutrients to the body






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






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






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






30. Human body system that allows your muscles to move






31. The idea that the earliest forms of living organsims were made out of RNA and not DNA. Life forms based on RNA evolved to the life forms that we see today






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






33. The hard outer layer of the tooth






34. Holes caused by plaque buildup that expose the sensitive portion of the tooth






35. Also known as transfer RNA - it decodes the recipes/instructions from the messenger RNA to produce certain proteins






36. When chemicals called enzymes break food up into molecules that can be absorbed






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






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






39. Two organs in the lower back which the blood travels to get cleansed of urea






40. Process in which glucose is broken down and is a catabolic reaction






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






42. A neuron cell's body






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






44. The physical breaking apart of food






45. Gymnoperm plants that produce male and female cones






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






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






48. Hormones released from the adrenal glands during times of stress by telling the body to metabolize carbohydrates to produce extra energy






49. Organ at the bottom of the body that fills up with the urine transported from the kidneys






50. The series of reactions that occur in the body to convert food into energy