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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. Random evolutionary changes in the genetic makeup of a population






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






3. The outermost - extra-embryonic membrane of reptiles and birds






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






5. An anterior pituitary hormone that stimulates the follicles in females and the function of the seminiferous tubules in males






6. Describes arthropods and other animals whose skeletal or supporting structures are outside the skin






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






8. The contraction of the atria or ventricles of the heart






9. The cell body of a neuron






10. The first filial generation (first offspring)






11. The outer - transparent layer of the eye






12. The removal of hydrogen or electrons from a compound or addition of oxygen; half of a redox (oxidation or reduction) process






13. A simple sugar






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






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






16. 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






17. A pouched mammal - such as the kangaroo or opossum






18. A nerve cell






19. The ability to respond to a stimulus






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






21. The part of the alimentary canal between the mouth and the esophagus






22. An abbreviation of ribonucleic acid - a nucleic acid in which the sugar is ribose; a product of DNA transcription that serves to control certain cell activities






23. An animal phylum in which all members have a notochord - dorsal nerve cord and pharyngeal gill slits at some embryonic stage; includes the Cephalochordata and the Vertebrates






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






25. A class of arthropods that includes scorpions - spiders - mites and ticks






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






27. A five carbon sugar that has one oxygen atom less than ribose; a component of DNA






28. The class of free-living flatworms






29. Technology that allows for manipulation of genetic material






30. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response






31. A bundle of nerve axons






32. An enzyme that acts upon sucrose






33. Bacteria that are rod shaped






34. A decimal fraction that represents the presence of an allele for all members of a population that have a particular gene locus






35. A remnant of follicle after ovulation that secretes the hormone progesterone






36. An organelle that regulates cell functions and contains the genetic material of the cell






37. The swelling at the end of an axon






38. The site of most digestion of nutrients and absorption of digested nutrients






39. The system of naming an organism by its genus and species name






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






41. Movement of amoeba






42. A reproductive cell that is capable of developing directly into an adult






43. A cell that divides to form two secondary spermatocytes






44. A hormone that stimulates plant stem elongation






45. A body fluid that flows in its own circulatory fluid in lymphatic vessels separate from blood circulation






46. The ways in which organisms regulate their supply of water






47. A cell resulting from the fusion of gametes






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






49. A fat or oil






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