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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. A duct that carries urine from the kidneys to the bladder






2. A substance that is acted upon by an enzyme






3. An invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells






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






5. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to






6. Encompasses the brain and the spinal cord






7. Technology that allows for manipulation of genetic material






8. The process by which carbohydrates are formed through chemical energy; found in bacteria






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






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






11. Organism that consumes food from outside itself instead of producing it






12. A stage of mitosis; chromosomes line up at the equator of the cell






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






14. A symbol that denotes the relative concentration of hydrogen ions in a solution






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






16. Three membranes that envelop the brain and spinal cord (pia mater - dura mater and arachnoid)






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






18. An emulsifying agent secreted by the liver






19. The fusion of sperm and the egg to produce a zygote






20. A plant growth hormone






21. The biome located between the polar region and the tiaga






22. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation






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






24. Pertaining to a subdivision of the autonomic nervous system of vertebrates






25. A sex or reproductive cell that must fuse with another of the opposite type to form a zygote






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






27. The place of attachment of the mitotic fiber to the chromosome






28. A sensory organ capable of detecting light






29. A marine biome typical of the open seas






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






31. A lymph tubule located in the villus that absorbs fatty acids






32. An organic cofactor required for enzyme activity






33. The process of forming the sperm cells from primary spermatocytes






34. A hoofed animal






35. An organism that obtains its nutrients from dead organisms






36. The study of form and structure






37. One of the primary tissues of the embryo






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






39. Genetic blending; each allele exerts some influence on the phenotype






40. A hormone that regulates water reabsorption






41. A structure that extends from the trunk of an organism and is capable of active movements






42. A cell that divides to form two secondary spermatocytes






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






44. The cavity in the mammalian ovary in which the egg ripens






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






46. The part of the nervous system that regulates the involuntary muscles - such as the walls of the alimentary canal; includes the parasympathetic and sympathetic nervous systems






47. An "emergency" hormone stimulated by anger or fear; increase blood pressure and heart rate in order to supply the emergency needs of the muscles






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






49. A blood vessel that carries blood away from the heart






50. A plant-eating animal