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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 various organs of a cell that produce food - get rid of waste






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






3. Neurons that transmit signals between sensory and motor neurons






4. One of the small bones in the ear that creates vibrations in the inner ear from the hammer and anvil






5. A clear but slightly yellow substance found in blood that includes antibodies - electrolytes and more






6. Cell organelle that packs up protein ready to be sent out to the body






7. The tiny nerve endings at the bottom of the skin






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






9. Thick and dark hair that is usually head hair and also found on legs - armpits and pubic areaa






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






11. Filters located inside the kidney that help filter urea out of the blood






12. 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






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






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






15. 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






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






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






18. Three layers of connective tissue that protect the spinal chord






19. Any types of germs and chemicals that can make people sick






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






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






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






23. The way that a polyp - a cnidarian - reproduces asexually by growing a small version of the plant called a bud that evenetually becomes its own organism






24. The way that bacteria reproduces asexually by producing two cells that are identical as the parent cell






25. An operation that removes the appendix during appendicitis






26. Inverterate animals that have two halves that match if you draw a line down the center of their bodies - like butterfly






27. Layer of skin that is beneath the epidermis






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






29. Tube that the sperm travels through






30. Human body system that protects insides including skin - hair - and nails






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






32. Heart chamber that brings blood back into the heart






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






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






35. The soft inner layer of a tooth that supports the enamel and gives the tooth its shape






36. Human body system that has the heart pumping blood throughout the body






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






38. Reptiles that live mainly in the tropics - have eyes and nostrils on top of theier heads






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






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






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






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






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






44. Photoreceptive nerve cells that are less light sensitive and can detect color






45. How organisms are organized through evolution






46. Blood vessels found on the alveoli that transport oxygen to the bloodstream






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






48. Plants that grow up to live for many seasons and reproduce multiple times






49. The sum of an organism's genes






50. The flow of blood within the heart itself