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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. An organ centrally involved in the human digestive system






2. Any chromosome that is not a sex chromosome






3. The creation of certain strains of specific traits through control of breeding






4. A period in the development of animals between the embryo and adult stages; starts at hatching and ends in metamorphasis






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






6. A portion of the CNS consisting of cytons (cell bodies) - their dendrites and synaptic connections






7. Self-digestion occurring in plant and animal tissues - particularly after they have ceased to function properly






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






9. A symbol that denotes the relative concentration of hydrogen ions in a solution






10. The microspore of a seed plant






11. The phylum of sponges






12. A stomach enzyme that partially digests proteins






13. A flowering plant; a plant of the class Angiospermae that produces seeds enclosed in an ovary and is characterized by the possession of fruits and flowers






14. A cell resulting from the fusion of gametes






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






16. Describes an organism that lives symbiotically with a host; this host neither benefits nor suffers from the association






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






18. A hormonal secretion of the adrenal cortex






19. Pertaining to a restricted locality; ecologically - occurring only in one particular region






20. Any movement or growth of a living organism in response to the force of gravity






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






22. A pyrimidine found in RNA (but not DNA); pairs with DNA adenine






23. Daily cycles of behavior






24. An individual that is heterozygous for only one trait






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






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






27. In taxonomy - a classification between species and family






28. An animal with a constant body temperature






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






30. Pertaining to the head






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






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






33. Any organism that is the victim of a parasite






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






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






36. A body fluid that flows in its own circulatory fluid in lymphatic vessels separate from blood circulation






37. Process of aerobic respiration that fully harvests the energy of glucose; also known as the citric acid cycle






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






39. An anucleate red blood cell that contains hemoglobin






40. A network of membrane-enclosed spaces connected with the nuclear membrane; transports materials through the cell; can be soft or rough






41. An enzyme that acts upon sucrose






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






43. The outer - transparent layer of the eye






44. One of the primary tissues of the embryo






45. Describes a fluid that has a lower osmotic pressure than a fluid it is compared to






46. Semen






47. Encompasses the brain and the spinal cord






48. The tenth cranial nerve that innervates digestive organs - heart and other areas






49. In mitosis of higher plants - the structure that forms between the divided nuclei of the two daughter cells and eventually becomes the cell wall






50. The cavity between the lungs and the wall of the chest