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SAT Subject Test: Biology

Subjects : sat, 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. A section of the posterior forebrain associated with the pituitary gland






2. The living together of two organisms in an intimate relationship






3. A hormone that regulates water reabsorption






4. The physical appearance or makeup of an individual - as opposed to its genetic makeup






5. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks






6. Multicellular organism






7. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones






8. Encompasses the brain and the spinal cord






9. The kind of bond formed when two amino acid units are jointed end to end






10. Waves of contraction and relaxation passing along a tubular structure - such as the digestive tube






11. A stage of embryonic development characterized by the differentiation of the cells into the ectoderm and endoderm germ layers and by the formation of the archenteron






12. A plant-eating animal






13. A network - particularly of nerve or blood vessels






14. The process of forming the sperm cells from primary spermatocytes






15. The dorsal part of the hip girdle






16. Requiring free oxygen from the atmosphere for normal activity and respiration






17. Describes an organism that lives symbiotically with a host; this host neither benefits nor suffers from the association






18. A bony or chitinous case or shield covering the back or part of the back of an animal (shell of a crab)






19. A carbohydrate that is composed of many monosaccharide units joined together






20. An underground stem






21. One of the two strands that constitute a chromosome; chromatids are held together by the centromere






22. One of a class of organic compounds that contains a molecular skeleton of four fused rings of carbon






23. A mitotic stage in which nuclei reform and nuclear membrane reappears






24. An organ that stores urine temporarily before it is excreted






25. A bundle of nerve axons






26. A lateral region of the forebrain






27. The orderly process by which one biotic community replaces another until a climax community is established






28. The largest artery; carries blood from the left ventricle






29. A jellyfish






30. A large class of arthropods - including crabs and lobsters






31. The stage in mitosis that is characterized by the migration of chromatids to opposite ends of the cell; the stage in meiosis during which homologus pairs migrate (Anaphase I) - and the stage in meiosis during which chromatids migrate to different end






32. The study of the evolutionary descent and interrelations of groups of organisms






33. A progressive change from which a permanently more mature or advanced state results






34. Semen






35. A specialized structure that leads to the digestive tract of a developing organism and provides it with food during early development






36. A hormone that ripens fruit and induces aging






37. One of a class of organic compounds that is composed of many amino acids; contains C - H - O and N






38. A plant growth hormone






39. The exchange of parts of homologous chromosomes during meiosis






40. The swelling at the end of an axon






41. The fist stage of protein synthesis - in which the information coded in the DNA base is transcribed onto a strand of mRNA






42. A plant that has two seed leaves or cotyledons






43. A network of membrane-enclosed spaces connected with the nuclear membrane; transports materials through the cell; can be soft or rough






44. A flowering plant with simple dry fruit - characterized by nodes on their roots that contain nitrogen-fixing bacteria






45. The portion of alimentary canal in which some protein digestion occurs






46. An air-conducting tube






47. A mitotic or meiotic stage in which the chromosomes become visible and during which the spindle fibers form; synapsis takes place during the first meiotic prophase






48. The small granular body within the centrosome to which the spindle fibers attach






49. Adrenaline






50. An enzyme that acts upon maltose and converts it into glucose