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






2. A simple sugar






3. The basal branch of each spinal nerve; carries motor neurons






4. A category of taxonomic classification that is ranked above class and under kingdoms






5. A nerve fiber






6. The uppermost portion of pistil upon which pollen grains alight






7. The navel






8. Movement of amoeba






9. Describes cells (gametes) that have half the chromosome number typical of the species






10. Technology that allows for manipulation of genetic material






11. A structure that extends from the trunk of an organism and is capable of active movements






12. A mucus-secreting membrane






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






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






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






16. A habitat zone - such as desert - grassland or tundra






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






18. A kind of microorganism that is between a virus and a bacterium; parasitic within the cells of insects and ticks






19. The extraembryonic membrane in birds - reptiles and mammals that surrounds the embryo - forming an amniotic sac






20. An underground stem






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






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






23. The second filial generation; offspring resulting from the crossing of individuals of the F1 generation






24. A reproductive cell that is capable of developing directly into an adult






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






26. The cell membrane






27. An air sac in the lung; the site of respiratory exchange - involving diffusion of oxygen and carbon dioxide between the air in the alveolus and the blood in the capillaries






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






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






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






31. The primary germ layer - developed from the lip of the blastopore - that gives rise to the skeleton - the circulatory system and many organs and tissues between the epidermis and the epithelium






32. An abbreviation of nicotinamide-adenine-dinucleotide - also called DPN; a respiratory oxidation-reduction molecule






33. A metabolic stage between mitoses in which genetic material is reproduced






34. Different relationships that are formed in proteins between the original sequence of amino acids and more complex three-dimensional compounds






35. A plant that has two seed leaves or cotyledons






36. The process by which carbohydrates are formed through chemical energy; found in bacteria






37. The part of the body of an animal that is between the neck or head and the abdomen






38. A vacuole in the cytoplasm in which digestion takes place (in protozoans)






39. A mitotic stage in which nuclei reform and nuclear membrane reappears






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






41. There are two kinds of sex chromosomes - X and Y; XX signifies a female and XY signifies a male






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






43. The womb in which the fetus develops






44. A cell that divides to form the polar body and the secondary oocyte






45. The microspore of a seed plant






46. A network or mesh of fibrils - fibers or filaments






47. A space in the body






48. A disease-causing organism






49. Passively floating or drifting flora and fauna of a body of water; consists mainly of microscopic organisms






50. The pairing of homologous chromosomes during meiosis