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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 cavity in the mammalian ovary in which the egg ripens






2. Tubules that excrete metabolic wastes into the hindgut in arthropods






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






4. Pertaining to a subdivision of the autonomic nervous system






5. In mitosis of higher plants - the structure that forms between the divided nuclei of the two daughter cells and eventually becomes the cell wall






6. An organism that possesses both the male and the female reproductive organs






7. An abbreviation of nicotinamide-adenine-dinucleotide-phosphate - also called TPN; an organic compound that serves as an oxidation-reduction molecule






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






9. Cytoplasmic organelles that serve as sites of respiration; a rod-shaped body in the cytoplasm known to be the center of cellular respiration






10. The phylum of sponges






11. A fat-digesting hormone






12. The more muscular chamber(s) of the heart that pump blood to the lungs and to the rest of the body






13. The female gonad in animals; the base of the pistil in plants






14. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions






15. An organelle that contains enzymes that aid in intracellular digestion






16. A process by which the cell membrane is invaginated to form a vesicle which contains extracellular medium






17. A process by which the cytoplasm and the organelles of the cell divide; the final stage of mitosis






18. A marine biome typical of the open seas






19. The inner layer of an organ surrounded by the cortex






20. Living - as in living organisms in the environment






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






22. A plant that belongs to the class of seed plants in which the seeds are not enclosed in an ovary; includes the conifers






23. An association of homologous chromosomes during the first meiotic division






24. An organic catalyst and protein






25. The basal branch of each spinal nerve; carries motor neurons






26. A jellyfish






27. A lateral region of the forebrain






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






29. One-thousandth of a millimeter; a unit of microscopic length






30. Describes an individual that has the same gene for the same trait on each homologous chromosome






31. A mass of cells that have similar structures and perform similar functions






32. A portion of the CNS consisting of cytons (cell bodies) - their dendrites and synaptic connections






33. A nuclear protein of chromosomes that stains readily






34. The part of the neuron that transmits impulses to the cell body






35. The ability of an organism to contribute its alleles and therefore is phenotypic traits to future generations






36. A response by an organism to the duration and timing of light and dark conditions






37. The pollination of the pistil of one flower with pollen from the stamen of a different flower of the same species






38. Deoxyribonucleic acid; found in cell nucleus - its basic unit is the nucleotide; contains coded genetic information; can replicate on the basis of heredity






39. The thigh bone of vertebrates






40. A blood vessel that carries blood back to the heart from the capillaries






41. 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






42. A dark-staining small body within the nucleus; composed of RNA






43. Occurs when a segment of genetic material on a chromosome becomes reversed






44. A flexible - supportive rod running longitudinally through the dorsum ventral to the nerve cord; found in lower chordates and in the embryos of vertebrates






45. Semen






46. A "seed leaf"; responsible for food digestion and storage in plant embryo






47. Compounds in bile that aid in emulsification






48. Any physical feature that prevents the ecological niches of different organisms from overlapping






49. The anaerobic respiration of carbohydrates






50. The swelling at the end of an axon