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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. One of the paired lateral divisions of the forebrain






2. A condition in which an organism may have a multiple of the normal number of chromosomes (4n - 6n - etc)






3. The hormone secreted by the corpus luteum of vertebrates and the placenta of mammals; its function is to maintain the endometrium






4. A disease-causing organism






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






6. A nerve cell






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






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






9. A multidirectional sensory system of lower animals such as the hydra - consisting of nerve fibers spread throughout the ectoderm






10. Living or active in the absence of free oxygen; pertaining to respiration that is independent of oxygen






11. The central tissue of a stem - used for food storage






12. A habitat zone - such as desert - grassland or tundra






13. A digestive enzyme of the saliva that turns starch into maltose (salivary amylase)






14. Organism that produces its own food; first stage in the food chain






15. An anucleate red blood cell that contains hemoglobin






16. xylem that is no longer being used






17. The pressure exerted by the contents of a cell against the cell membrane or cell wall






18. The part of the hindbrain located in the brain stem






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






20. Nonliving - as in the physical environment






21. Protein threads that form in the blood during clotting






22. The study of form and structure






23. A cell that divides to form two secondary spermatocytes






24. A thin - transparent - eyelid-like membrane that opens and closes laterally across the cornea of many vertebrates (the third eyelid)






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






26. Organelles that serve as specialized containers for metabolic reactions






27. The external opening of the trachea in insects






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






29. The vascular tissue of a plant that transports organic materials (photosynthetic products) from the leaves to other parts of the plant






30. Tissue formed by the differentiation of cambium that causes a growth in width of a plant system






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






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






33. A substance that is acted upon by an enzyme






34. The sensory organ of the inner ear of mammals; it is coiled and contains the organ of corti






35. Chemical groups attached to carbon skeletons that give compounds their functionality






36. Living - as in living organisms in the environment






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






38. A motile - multinucleate mass of protoplasm resulting from fusion of uninuclear amoeboid cells






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






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






41. A small projection in the walls of the small intestine that increases the surface area available for absorption






42. The coiled part of the sperm duct - adjacent to the testes in mammals






43. The most anterior portion of the small intestine of vertebrates - adjacent to the stomach; the continuation of the stomach into which the bile duct and pancreatic duct empty






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






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






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






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






48. An enlargement of the thyroid gland due to lack of iodine






49. An organism that requires oxygen for respiration and can live only in the presence of oxygen






50. A network of capillaries in the Bowman's capsules of the kidney