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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. Undifferentiated tissue in the stem of a plant that aids growth in width






2. A kind of white blood cell in vertebrates that is characterized by a rounded nucleus; involved in the immune response






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






4. Related to the sense of smell






5. A hormone that ripens fruit and induces aging






6. Occurs when certain traits are determined by genes on sex chromosomes






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






8. A nerve cell






9. A typical coelenterate individual with a hollow tubular body whose outer ectoderm is separated from its inner ectoderm by mesoglea






10. Fluid in the eye - found between the cornea and the lens






11. A mucus-secreting membrane






12. The transfer of pollen from the stamen to the pistil of the same flower






13. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions






14. The sensory branch of each spinal nerve






15. Movement of amoeba






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






17. Describes an organism that lives symbiotically with a host; this host neither benefits nor suffers from the association






18. An organism that must get its inorganic and organic raw materials from the environment; a consumer






19. The enzyme that acts upon lactose






20. The intake of food from the environment into the alimentary canal






21. An organic molecule consisting of joined phosphate - 5-carbon sugar (deoxyribose or ribose) - and a purine or a pyrimidine (adenine - guanine - uracil - thymine or cytosine)






22. A dense fluid within the chloroplast in which CO2 is converted into sugars in photosynthesis






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






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






25. A flowering plant; a plant of the class Angiospermae that produces seeds enclosed in an ovary and is characterized by the possession of fruits and flowers






26. A nerve fiber






27. The external opening of the trachea in insects






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






29. A plant-eating animal






30. An ion with a positive charge - or an ion that migrates towards the cathode (negative electrode) in an electric field






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






32. The pairing of homologous chromosomes during meiosis






33. The cell body of a neuron






34. An animal with a constant body temperature






35. The ourter part of the adrenal gland that secretes many hormones - including cortisone and aldosterone






36. The tenth cranial nerve that innervates digestive organs - heart and other areas






37. A structure in animal cells containing centrioles from which the spindle fibers develop






38. Functional urinary tubules responsible for excretion in the kidney of vertebrates






39. Process of aerobic respiration that fully harvests the energy of glucose; also known as the citric acid cycle






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






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






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






43. The outer - transparent layer of the eye






44. Vascular tissue of the plant that aids in support and carries water






45. Adrenaline






46. The stage in mitosis that is characterized by the migration of chromatids to opposite ends of the cell; the stage in meiosis during which homologus pairs migrate (Anaphase I) - and the stage in meiosis during which chromatids migrate to different end






47. The individual differences of form among the members of a species






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






49. An antigen in blood; can cause erythroblastosis fetalis when the mother is Rh- and the fetus is Rh+






50. The reproductive organ that produces sex cells