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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 recycling of carbon from decaying organisms for use in future generations






2. The living matter of a cell - located between the cell membrane and the nucleus






3. A fluid-filled sensory apparatus that aids balance and hearing






4. xylem that is no longer being used






5. The process by which a certain function is regulated by the amount of the substance it produces






6. Membranous organelles involved in the storage and modification of secretory products






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






8. Movement of amoeba






9. Pertaining to a subdivision of the autonomic nervous system of vertebrates






10. The organelle that provides mechanical support and carries out motility functions for the cell






11. A relationship in which one organism benefits at the expense of another






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






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






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






15. 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






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






17. The phylum to which segmented worms belong






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






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






20. Organelles that serve as specialized containers for metabolic reactions






21. One of many tubules that absorb tissue fluid and return it to the bloodstream via the lymphatic system






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






23. Daily cycles of behavior






24. The phylum to which jointed-legged invertebrates belong - including insects - arachnids and crustaceans






25. An embryonic structure that gives rise to the central nervous system






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






27. A hoofed animal






28. 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)






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






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






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






32. A fat or oil






33. A stomach enzyme that partially digests proteins






34. The system of naming an organism by its genus and species name






35. Structures in the testes that produce sperm and semen






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






37. An invertebrate animal phylum in which animals possess a single alimentary opening and tentacles with stinging cells






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






39. A mutation in which a single nucleotide base is substituted for another nucleotide base - or an extra nucleotide base is added






40. The hind portion of the forebrain of vertebrates






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






42. The microspore of a seed plant






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






44. The female gamete; it is nonmotile - large in comparison to male gametes - and stores nutrients






45. The thigh bone of vertebrates






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






47. A foreign protein that stimulates the production of antibodies when introduced into the body of an organism






48. A process of asexual reproduction in which the offspring develop from an outgrowth of the plant or animal






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






50. A large molecule that is composed of many similar molecule units