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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. Any organism that is the victim of a parasite






2. A plant that has a single cotyledon or seed-leaf






3. Cytoplasmic bodies within a plant cell that are often pigmented






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






5. The haploid - sexual stage in the life cycle of plants






6. A nerve cell






7. Agent that induces mutations; typically carcinogenic






8. Fluid skeleton of annelids






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






10. The pigment in rod cells that causes light sensitivity






11. A structure formed by the wall of the uterus and the chorion of the embryo; serves as the area in which the embryo obtains nutrition from the parent






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






13. The study of all living processes - activities and functions






14. One of the two strands that constitute a chromosome; chromatids are held together by the centromere






15. A hormone of the thyroid that regulates basal metabolism






16. Multicellular organism






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






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






19. Adenosine diphosphate (ADP) and adenosine triphosphate (ATP) - which are energy storage molecules






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






21. The junction or gap between the axon terminal of one neuron and the dendrites of another neuron






22. In plants - an area of undifferentiated tissue covered by embryonic leaves






23. Daily cycles of behavior






24. One of a group of compounds that is identical in a atomic composition - but different in structure and arrangement






25. An excretory product of protein metabolism






26. Anaerobic respiration the yields 2 molecules of ATP - lactic acid - ethyl alcohol and carbon dioxide or some similar compound via the glycolytic pathway






27. A major lymphatic that empties lymph into a vein in the neck






28. An organic compound to which hydrogen and oxygen are attached; the hydrogen and oxygen are in a 2:1 ratio; examples include sugars - starches and cellulose






29. Relating to the lung






30. The cell body of a neuron






31. 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






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






33. A space in the body






34. The microspore of a seed plant






35. The coagulation of blood caused by the rupture of platelets and the interaction of fibrin - fibrinogen - thrombin - prothrombin and calcium ions






36. The failure of some homologous pairs of chromosomes to separate following meiotic synapsis






37. Occurs when different traits are inherited together more often than they would have been by chance along; it is assumed that these traits are linked on the same chromosome






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






39. Deoxyribonucleic acid; found in cell nucleus - its basic unit is the nucleotide; contains coded genetic information; can replicate on the basis of heredity






40. The large intestine






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






42. An endocrine gland located in the neck that produces thyroxin






43. A 12-carbon sugar that is formed by the union of two glucose units (a disaccharide)






44. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male






45. A nuclear protein of chromosomes that stains readily






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






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






48. Encompasses the brain and the spinal cord






49. Passively floating or drifting flora and fauna of a body of water; consists mainly of microscopic organisms






50. A process by which the vesicle in the cell fuses with the cell membrane and releases its contents to the outside