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






2. Relating to the lung






3. A terrestrial habitat zone that is characterized by large tracts of coniferous forests - long and cold winters - and short summers






4. A stage of mitosis; chromosomes line up at the equator of the cell






5. Pertaining to a type of gland that releases its secretion through a duct






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






7. The exchange of parts of homologous chromosomes during meiosis






8. A symbiotic relationship from which both organisms involved derive some benefit






9. The part of the male reproductive organ (the stamen) that produces and stores pollen






10. A mass of cells that have similar structures and perform similar functions






11. A process by which the cell membrane is invaginated to form a vesicle which contains extracellular medium






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






13. The ability of an organism to contribute its alleles and therefore is phenotypic traits to future generations






14. A complex carrier mechanism located on the inside of the inner mitochondrial membrane of the cell; releases energy and is used to form ATP






15. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell






16. Any cell that is not a reproductive cell






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






18. An undifferentiated - growing region of a plant that is constantly undergoing cell division and differentiation






19. A hormone produced by the Islets of Langerhans in the pancreas






20. An organ that stores bile






21. A transmitter substance released from the axons of nerve cells at the synapse






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






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






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






25. Blood vessels located between ascending and descending aortas that deliver blood to most of the upper body






26. The orientation of cells or organisms in relation to chemical stimuli; the growth or movement response of organisms to chemical stimuli






27. The removal of an amino group from an organism - particularly from an amino acid






28. The portion of alimentary canal in which some protein digestion occurs






29. The posterior part of the brain that controls the rate of breathing and other autonomic functions






30. Substance secreted by organisms that influences the behavior of other members of the same species






31. The outermost embryonic germ layer that gives rise to the epidermis and the nervous system






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






33. A microscopic opening located in the epidermis of a leaf and formed by a pair of guard cells






34. A nerve cell






35. The physical appearance or makeup of an individual - as opposed to its genetic makeup






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






37. Genetic blending; each allele exerts some influence on the phenotype






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






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






40. A tube one cell thick that carries blood from artery to vein; the site of material exchange between the blood and tissues of the body






41. Pertaining to a subdivision of the autonomic nervous system






42. A starch form in animals; glucose is converted to this in the liver






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






44. Part of the nephron in the kidney; involved in excretion

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






46. 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)






47. A reproductive cell that is capable of developing directly into an adult






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






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






50. The anaerobic respiration of carbohydrates