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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 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






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






3. Reptiles that have protective shells and can live in land or in water






4. A type of amphibian that has a short body - strong legs and no tail - like a frog






5. Hormone released by the pituitary gland that stimulates cell division - causing growth






6. Neuron processes that carry impulses away from the neuron's body






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






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






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






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






11. The tube that is connected to the outside world






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






13. Once considered blue - green algae - these single celled bacteria organisms have no cell nucleus






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






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






16. Poison from the bloodstream






17. A transport tissue found in plants that water travels from the roots to the leaves through...also known as wood






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






19. Segmented worms - like earthworms - and are made up of ringed segments






20. Layer of skin located beneath the epidermis and dermis which is mostly fatty tissue to protect the inner organs






21. The process that plants use to reproduce. Insects travel from plant to plant dropping off pollen into the pistills






22. The pouch below the penis that testicles are located






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






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






25. Also known as bicuspids - they are the teeth used for crushing and chewing






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






27. Also known as the erythrocyte - cells found in blood that carry oxygen to cells






28. Little pouches that hair grows out of






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






30. Layer of skin that is beneath the epidermis






31. The inabiliy to hear sound






32. Fish that have skeletons made out of cartiledge - like sharks - scales and rays






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






34. Organ that is fundamental for breathing






35. A group of mammals with pouches for infants who are not fully developed when they are born






36. The tough - elastic skin of a sponge






37. Eyes that some insects may have that haveh undreds of lenses that allow an insect to see many things at once






38. Little bones found in the mouth that are responsible for cutting and crushing food






39. Prozotoans that live in host organisms and help the host






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






41. Gland that secretes the hormone melatonin - which is important for the sleep cycle - metabolism - and sexual development






42. Any place where two or more bones meet






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






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






45. The passing of traits from parents to offspring






46. One of the five senses that is experienced all over the body






47. Hormone released from the adrenal glands during times of stress by raisng heart rate and blood pressure






48. The flow of blood within the heart itself






49. The large space in the female reproductive system where babies grow in






50. Undeveloped plants with stored food in a protective covering