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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 exchange of parts of homologous chromosomes during meiosis






2. Movement of amoeba






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






4. The portion of the embryonic seed plant below the point of attachment of the coytledon; form the root






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






6. Organelles that serve as specialized containers for metabolic reactions






7. The ability to respond to a stimulus






8. An opening in the eye whose size is regulated by the iris






9. A sugar composed of two combined monosaccharides






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






11. A reproductive cell






12. A disease-causing organism






13. A nitrogenous base such as adenine or guanine; when joined with sugar or phosphate - a component of nucleotides and nucleic acids






14. Any chromosome that is not a sex chromosome






15. Small - disc-shaped bodies in the blood that play a chief role in coagulation






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






17. A stalklike or elongated body part - usually pointed at one end






18. The large intestine






19. The transfer of pollen to the micropyle or to a receptive surface that is associated with an ovule (such as stigma)






20. An emulsifying agent secreted by the liver






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






22. An enzyme that acts upon sucrose






23. A sensory hair structure in the utriculus and the sacculus of the inner ear; orients the head with respect to gravity






24. The creation of certain strains of specific traits through control of breeding






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






26. A simple sugar






27. The sac in the ovary in which the egg develops






28. A lateral region of the forebrain






29. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells






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






31. A blood vessel that carries blood back to the heart from the capillaries






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






33. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system






34. 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






35. The hindbrain region that controls equilibrium and muscular coordination






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






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






38. The thin-walled anterior chamber of the heart (also called the auricle)






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






40. A white or colorless - amorphous - horny substance that forms part of the outer integument of insects - crustaceans and some other invertebrates; it also occurs in certain fungi






41. The portion of a DNA molecule that serves as a unit of heredity; found on the chromosome






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






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






44. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin






45. One of a class of organic compounds that contains a molecular skeleton of four fused rings of carbon






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






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






48. A family tree depicting the inheritance of a particular genetic trait over several generations






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






50. The ways in which organisms regulate their internal heat