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






2. Multicellular organism






3. The recycling of nitrogen from decaying organism for use in future generations






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






5. A multidirectional sensory system of lower animals such as the hydra - consisting of nerve fibers spread throughout the ectoderm






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






7. The enzyme released from the blood platelets in vertebrates during clotting






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






9. The central tissue of a stem - used for food storage






10. Any chromosome that is not a sex chromosome






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






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






13. A thyroid deficiency that results in stunted growth and feeblemindedness






14. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes






15. The innermost tissue layer of the eyeball that contains light-sensitive receptor cells






16. The thin - bent part of the renal tubule that is the site of the counter-current flow and the sodium gradient






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






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






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






20. The hormone secreted by the corpus luteum of vertebrates and the placenta of mammals; its function is to maintain the endometrium






21. Pertaining to the head






22. Agent that induces mutations; typically carcinogenic






23. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones






24. The outermost - extra-embryonic membrane of reptiles and birds






25. One of the primary tissues of the embryo






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






27. Organism that consumes food from outside itself instead of producing it






28. Describes arthropods and other animals whose skeletal or supporting structures are outside the skin






29. The study of form and structure






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






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






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






33. The mammalian oviduct that leads from the ovaries to the uterus






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






35. A process by which the cytoplasm and the organelles of the cell divide; the final stage of mitosis






36. Structures in the testes that produce sperm and semen






37. A tract of nerve fibers connecting the two cerebral hemispheres






38. The failure of some homologous pairs of chromosomes to separate following meiotic synapsis






39. A grouping of neuron cell bodies that acts as a coordinating center






40. Blood protein that is transformed to fibrin upon clotting






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






42. Protective immunity to a disease in which the individual produces antibodies as a result of previous exposure to the antigen






43. A type of anaerobic respiration found in fungi - bacteria and human muscle cells






44. A nitrogenous base such as adenine or guanine; when joined with sugar or phosphate - a component of nucleotides and nucleic acids






45. An animal with a constant body temperature






46. A ring-shaped muscle that is capable of closing a tubular opening by constriction






47. A group of life-maintaining processes that includes nutrition - respiration (the production of usable energy) and the synthesis and degradation of biochemical substances






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






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






50. A structure in animal cells containing centrioles from which the spindle fibers develop







Sorry!:) No result found.

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