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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. The sac in the ovary in which the egg develops






2. A chemical action that releases energy from glucose to form ATP






3. Plant growth stimulated by light (stem: + - towards light; root: - - away from light)






4. Pertaining to a restricted locality; ecologically - occurring only in one particular region






5. The space between the mesodermal layers that forms the body cavity of some animal phyla






6. A purine (nitrogenous base) component of nucleotides and nucleic acids; links with cytosine in DNA






7. One of a group of compounds that is identical in a atomic composition - but different in structure and arrangement






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






9. A process of cell division whereby each daughter cell receives only one set of chromosomes; the formation of gametes






10. The external opening of the trachea in insects






11. In taxonomy - a classification between species and family






12. An excretory product of protein metabolism






13. The intake of fluid droplets into a cell






14. A hormone that regulates water reabsorption






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






16. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male






17. A four-letter code made up of the DNA nitrogen bases A - T - G and C; each chromosome is made up of thousands of these bases






18. Multicellular organism






19. The hind portion of the forebrain of vertebrates






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






21. A mutation in which a single nucleotide base is substituted for another nucleotide base - or an extra nucleotide base is added






22. The outermost surface of an organism






23. A bundle of nerve axons






24. The loss of all or part of a chromosome






25. The ability of certain animals to regrow missing body parts






26. In plants - an area of undifferentiated tissue covered by embryonic leaves






27. An offspring that is heterozygous for one or more gene pairs






28. The process by which water and dissolved substances pass through a membrane






29. The transformation of an immature animal into an adult; a change in the form of an organ or structure






30. The division in animal cell cytoplasm caused by the pinching in of the cell membrane






31. A cell that divides to form two secondary spermatocytes






32. The enzyme that acts upon lactose






33. A colloidal system involving the dispersion of a liquid within a liquid






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






35. Fluid-filled structures in the inner ear that are associated with the sense of balance






36. The conversion of digested foods and other materials into forms usable by the body (i.e. - the conversion of amino acids into proteins)






37. The study of organisms in relation to their environment






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






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






40. One of the primary tissues of the embryo






41. An organism that is heterozygous for two different traits






42. The diffusion of water through a semipermeable membrane - from an area of greater concentration to an area of lesser concentration






43. The ways in which organisms regulate their internal heat






44. Fluid excreted by the kidney containing urea - water - salts - etc






45. A hoofed animal






46. A 12-carbon sugar that is formed by the union of two glucose units (a disaccharide)






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






48. An antipathogenic substance (e.g. - penicillin)






49. A blood clot that is formed within a blood vessel






50. The reproductive organ that produces sex cells