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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 part of the neuron that transmits impulses to the cell body






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






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






4. The production of a number of different species from a single ancestral species






5. A pair of chromosome pairs present during the first metaphase of meiosis






6. A hydrogen carrier containing iron that functions in many cellular processes - including respiration






7. The microspore of a seed plant






8. A network - particularly of nerve or blood vessels






9. The second filial generation; offspring resulting from the crossing of individuals of the F1 generation






10. A nuclear protein of chromosomes that stains readily






11. The stable - biotic part of the ecosystem in which populations exist in balance with each other and with the environment






12. A female sex hormone secreted by the follicle






13. A bundle of nerve axons






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






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






16. In taxonomy - a classification between species and family






17. Protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen






18. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter






19. A flesh-eating animal; a holotrophic animal that subsists on other animals or parts of animals






20. Requiring free oxygen from the atmosphere for normal activity and respiration






21. The triploid tissue in some seeds that contains stored food and is formed by the union of one sperm nucleus with two nuclei of the female's gametophyte






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






23. The process by which environmental patterns or objects presented to a developing organism during a "critical period" of its growth is accepted as a permanent element of its behavior






24. The hind portion of the forebrain of vertebrates






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






26. Describes cells (gametes) that have half the chromosome number typical of the species






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






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






29. Asexual reproduction; in this process - the parent organism splits into two equal daughter cells






30. A resistance to disease produced through the injection of antibodies






31. Living - as in living organisms in the environment






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






33. A fluid-filled sensory apparatus that aids balance and hearing






34. An excretory product of protein metabolism






35. Any chromosome that is not a sex chromosome






36. The breeding of an organism with a homozygous recessive in order to determine whether an organism is homozygous dominant or heterozygous dominant for a given trait






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






38. A fat-digesting hormone






39. Organelles that serve as specialized containers for metabolic reactions






40. 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






41. The veins that carry blood from the digestive organs to the liver






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






43. The exchange of parts of homologous chromosomes during meiosis






44. A mutation involving the addition or loss of nucleotides






45. An organic cofactor required for enzyme activity






46. A large class of arthropods - including crabs and lobsters






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






48. A mutation in which a single nucleotide base is substituted for another nucleotide base - or an extra nucleotide base is added






49. Pertaining to a subdivision of the autonomic nervous system






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