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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 form of asexual reproduction in which the egg develops in the absence of sperm






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






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






4. The sensory branch of each spinal nerve






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






6. A hormone that stimulates plant stem elongation






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






8. A large class of arthropods - including crabs and lobsters






9. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter






10. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin






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






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






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






14. A specialized structure that controls osmotic pressure by removing water from the cell






15. A network of capillaries in the Bowman's capsules of the kidney






16. An abbreviation of ribonucleic acid - a nucleic acid in which the sugar is ribose; a product of DNA transcription that serves to control certain cell activities






17. The external opening of the trachea in insects






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






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






20. An organelle in the cytoplasm that contains RNA; serves as the site of protein synthesis






21. Related to the sense of smell






22. An organism that does not require free oxygen in order to respire






23. An endocrine gland of vertebrates - usually paired - and located near or within the thyroid that secretes parathormone - which controls the metabolism of calcium






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






25. The intake of fluid droplets into a cell






26. A mutation involving the addition or loss of nucleotides






27. The ourter part of the adrenal gland that secretes many hormones - including cortisone and aldosterone






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






29. The diffusion of water through a semipermeable membrane - from an area of greater concentration to an area of lesser concentration






30. Pertains to a gene or characteristic that is masked when a dominant allele is present






31. The production of a number of different species from a single ancestral species






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






33. An organism that utilizes the energy of inorganic materials such as water and carbon dioxide or the sun to manufacture organic materials






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






35. The ways in which organisms regulate their supply of water






36. The liquid part of blood






37. Fluid in the eye - found between the cornea and the lens






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






39. The stage in mitosis that is characterized by the migration of chromatids to opposite ends of the cell; the stage in meiosis during which homologus pairs migrate (Anaphase I) - and the stage in meiosis during which chromatids migrate to different end






40. Describes two or more structures that have similar forms - positions and origins despite the differences between their current functions






41. Plant tissue consisting of large thin-walled cells for storage






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






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






44. A mall sex hormone (e.g. - testosterone)






45. A hormone that regulates water reabsorption






46. The female gonad in animals; the base of the pistil in plants






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






48. A mature ovary






49. The innermost embryonic germ layer that gives rise to the lining of the alimentary canal and to the digestive and respiratory organs






50. A nuclear protein of chromosomes that stains readily