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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. Passively floating or drifting flora and fauna of a body of water; consists mainly of microscopic organisms






2. A body fluid that flows in its own circulatory fluid in lymphatic vessels separate from blood circulation






3. A hormone that ripens fruit and induces aging






4. A change from a diploid nucleus to a haploid nucleus - as in meiosis






5. A structure in animal cells containing centrioles from which the spindle fibers develop






6. A stomach enzyme that partially digests proteins






7. A foreign protein that stimulates the production of antibodies when introduced into the body of an organism






8. The mammalian oviduct that leads from the ovaries to the uterus






9. The area of medulla that regulates the rate of breathing






10. A thyroid deficiency that results in stunted growth and feeblemindedness






11. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells






12. The transfer of a piece of chromosome to another chromosome






13. Globular proteins produced by tissues that destroy or inactivate antigens






14. A type of anaerobic respiration found in fungi - bacteria and human muscle cells






15. A mutation involving the addition or loss of nucleotides






16. A substance that prevents appreciable changes in pH in solutions to which small quantities of acids or bases are added






17. A behavioral or biological change that enables an organism to adjust to its environment






18. The portion of the embryonic seed plant below the point of attachment of the coytledon; form the root






19. A major lymphatic that empties lymph into a vein in the neck






20. A fat-digesting hormone






21. Cells which in the female are located between the ovarian follicles and in the male are located between the seminiferous tubules of the testes






22. An organic compound to which hydrogen and oxygen are attached; the hydrogen and oxygen are in a 2:1 ratio; examples include sugars - starches and cellulose






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






24. A tract of nerve fibers connecting the two cerebral hemispheres






25. An organism that does not require free oxygen in order to respire






26. A five carbon sugar that has one oxygen atom less than ribose; a component of DNA






27. Substance secreted by organisms that influences the behavior of other members of the same species






28. An organism that utilizes the energy of inorganic materials such as water and carbon dioxide or the sun to manufacture organic materials






29. The sac in the ovary in which the egg develops






30. A protein compound containing iron that is found in red blood cells






31. An anterior pituitary hormone that stimulates the follicles in females and the function of the seminiferous tubules in males






32. The system of naming an organism by its genus and species name






33. A plant-eating animal






34. Daily cycles of behavior






35. The final stages of protein synthesis in which the genetic code of nucleotide sequences is translated into a sequences of amino acids






36. A hormone that regulates water reabsorption






37. The production of daughter cells by means other than the sexual union of gametes (as in budding and binary fission)






38. The genetic makeup of an organism without regard to physical appearance






39. A simple sugar






40. Relating to the lung






41. Occurs when different traits are inherited together more often than they would have been by chance along; it is assumed that these traits are linked on the same chromosome






42. The process by which environmental patterns or objects presented to a developing organism during a "critical period" of its growth is accepted as a permanent element of its behavior






43. A complex carrier mechanism located on the inside of the inner mitochondrial membrane of the cell; releases energy and is used to form ATP






44. Any movement or growth of a living organism in response to the force of gravity






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






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






47. The thin - bent part of the renal tubule that is the site of the counter-current flow and the sodium gradient






48. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system






49. The external opening of the trachea in insects






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







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Can you answer 50 questions in 15 minutes?


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