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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 resistance to disease produced through the injection of antibodies






2. Any cell that is not a reproductive cell






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






4. Fluid-filled structures in the inner ear that are associated with the sense of balance






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






6. The colored part of the eye that is capable of contracting and regulating the size of the pupils






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






8. The production of daughter cells by means other than the sexual union of gametes (as in budding and binary fission)






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






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






11. A nitrogen base that is present in nucleotides and nucleic acids; it is paired with guanine






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






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






14. A mucus-secreting membrane






15. A tube connecting the ovaries and the uterus






16. The area of medulla that regulates the rate of breathing






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






18. An enzyme from the pancreas that digests proteins in the small intestine






19. The passive - rhythmical expansion or dilation of the cavities of the heart (atria or ventricles) that allows these organs to fill with blood; preceded and followed by systole (contraction)






20. A ductless gland that secretes hormones directly into the bloodstream






21. A stomach enzyme that partially digests proteins






22. The part of the hindbrain located in the brain stem






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






24. An organic nutrient required by organisms in small amounts to aid in proper metabolic processes






25. In mammals - a flap of tissue above the glottis; it folds back over the glottis in swallowing to close the air passages of the lungs; contains elastic cartilage






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






27. The portion of seed plant embryo above the cotyledon






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






29. The ability to respond to a stimulus






30. In mammals - the slitlike opening formed by the vocal folds in the larynx






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






32. The description of a plant life cycle that consists of a diploid - asexual - sporophyte generation and a haploid - sexual - gametrophyte generation






33. Degree of penetrability - as in membranes that allow given substances to pass through; the ability to penetrate






34. A hormone that stimulates plant stem elongation






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






36. A colloidal system involving the dispersion of a liquid within a liquid






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






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






39. Any organism that is the victim of a parasite






40. The state in which two genetic traits are fully expressed and neither dominates






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






42. A protein compound containing iron that is found in red blood cells






43. A hormonal secretion of the adrenal cortex






44. Technology that allows for manipulation of genetic material






45. Hormone active in osmoregulation; a mineral corticoid produced by the adrenal cortex; stimulates reabsorption of Na+ and secretion of K+






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






47. Movement of amoeba






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






49. A microscopic - whiplike filament that serves as a locomotor structure in flagellate cells






50. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to