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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 first filial generation (first offspring)






2. A substance that prevents appreciable changes in pH in solutions to which small quantities of acids or bases are added






3. The navel






4. The mammalian oviduct that leads from the ovaries to the uterus






5. A marine arthropod - now extinct - that lived during the Paleozoic era






6. The movement of particles from one place to another as a result of their random motion






7. A hormone that stimulates plant stem elongation






8. A marine biome; a region on the continental shelf that contains an ocean area with depths of up to 600 ft






9. Describes an individual that possesses two contrasting alleles for a given trait






10. An anucleate red blood cell that contains hemoglobin






11. Cycle in photosynthesis that reduces fixed carbon to carbohydrates through the addition of electrons ("dark cycle")






12. A section of the posterior forebrain associated with the pituitary gland






13. The part of the body of an animal that is between the neck or head and the abdomen






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






15. Fluid excreted by the kidney containing urea - water - salts - etc






16. The part of the nervous system that regulates the involuntary muscles - such as the walls of the alimentary canal; includes the parasympathetic and sympathetic nervous systems






17. A plant that belongs to the class of seed plants in which the seeds are not enclosed in an ovary; includes the conifers






18. Refers to protective covering






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






20. A waxy protective layer secreted by the outer surface of plants - insects - etcetera






21. A category of taxonomic classification that is ranked above class and under kingdoms






22. Describes an individual that has the same gene for the same trait on each homologous chromosome






23. A pyrimidine component of nucleic acids and nucleotides; pairs with adenine in DNA






24. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks






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






26. A motile - multinucleate mass of protoplasm resulting from fusion of uninuclear amoeboid cells






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






28. The cell body of a neuron






29. A form of anaerobic respiration found in yeast and bacteria






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






31. A group of populations that can interbreed






32. A ductless gland in upper chest region concerned with immunity and the maturation of lymphocytes






33. Cells which in the female are located between the ovarian follicles and in the male are located between the seminiferous tubules of the testes






34. Different relationships that are formed in proteins between the original sequence of amino acids and more complex three-dimensional compounds






35. A lymph tubule located in the villus that absorbs fatty acids






36. A neuron that picks up impulses from receptors and transmits them to the spinal cord






37. A ring-shaped muscle that is capable of closing a tubular opening by constriction






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






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






40. Describes organisms that are cooperative in action - such as hormones or other growth factors that reinforce each other's activity






41. The study of the evolutionary descent and interrelations of groups of organisms






42. The outermost surface of an organism






43. The part of the flower that produces pollen






44. The kind of bond formed when two amino acid units are jointed end to end






45. The transformation of an immature animal into an adult; a change in the form of an organ or structure






46. The elimination of metabolic waster matter






47. 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






48. A duct that carries urine from the kidneys to the bladder






49. The large intestine






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