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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. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell






2. An organ that is not functional in an organism - but was functional at some period in its evolution






3. A duct through which the urine passes from the bladder to the outside






4. The inner part of the adrenal gland that secretes adrenalin






5. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome






6. The removal of an amino group from an organism - particularly from an amino acid






7. A process by which the vesicle in the cell fuses with the cell membrane and releases its contents to the outside






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






9. A structure formed by the wall of the uterus and the chorion of the embryo; serves as the area in which the embryo obtains nutrition from the parent






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






11. A nitrogen base such as cytosine - thymine and uracil; when joined with sugar or phosphate - a component of nucleotides and nucleic acids






12. The living matter of a cell - located between the cell membrane and the nucleus






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






14. Different relationships that are formed in proteins between the original sequence of amino acids and more complex three-dimensional compounds






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






16. A starch form in animals; glucose is converted to this in the liver






17. Occurs when certain traits are determined by genes on sex chromosomes






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






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






20. Any chromosome that is not a sex chromosome






21. Blood vessels located between ascending and descending aortas that deliver blood to most of the upper body






22. An organism that must get its inorganic and organic raw materials from the environment; a consumer






23. A metabolic stage between mitoses in which genetic material is reproduced






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






25. Outgrowths of a root's epidermal cells that allow for greater surface area for absorption of nutrients and water






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






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






28. One or two or more types of genes - each representing a particular trait; many alleles exist for a specific gene locus






29. The class of free-living flatworms






30. One of the primary tissues of the embryo






31. The womb in which the fetus develops






32. A stalklike or elongated body part - usually pointed at one end






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






34. The creation of certain strains of specific traits through control of breeding






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






36. A resistance to disease developed through the immune system






37. Fluid skeleton of annelids






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






39. Related to the sense of smell






40. Comprises somatic and autonomic nervous systems; consists of cranial nerves and spinal nerves






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






42. A process of asexual reproduction in which the offspring develop from an outgrowth of the plant or animal






43. A cell in the retina that is sensitive to weak light






44. A terrestrial habitat zone that is characterized by large tracts of coniferous forests - long and cold winters - and short summers






45. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin






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






47. An accumulation of axons within the CNS that is white because it is fatty - myelin sheath






48. Technology that allows for manipulation of genetic material






49. A short - stubby rod consisting of chromatin that is found in the nucleus of the cells; contains the genetic or hereditary component of cells (in the form of genes)






50. The recycling of carbon from decaying organisms for use in future generations