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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. Living or active in the absence of free oxygen; pertaining to respiration that is independent of oxygen






2. A cell that divides to form two secondary spermatocytes






3. A compact linear organization of nerve tissues with ganglia in the CNS






4. The hindbrain region that controls equilibrium and muscular coordination






5. A nuclear protein of chromosomes that stains readily






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






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






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






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






10. A digestive enzyme of the saliva that turns starch into maltose (salivary amylase)






11. The separation of homologous pairs of chromosomes following meiotic synapsis






12. The separation of some members of a population from the rest of their species; prevents interbreeding and may lead to the development of a new species






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






14. A class of arthropods that includes scorpions - spiders - mites and ticks






15. The hind portion of the forebrain of vertebrates






16. The portion of alimentary canal in which some protein digestion occurs






17. The phylum of sponges






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






19. In taxonomy - a classification between species and family






20. The first filial generation (first offspring)






21. Bacteria that are rod shaped






22. A blood vessel that carries blood back to the heart from the capillaries






23. A five carbon sugar that has one oxygen atom less than ribose; a component of DNA






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






25. A fat-digesting hormone






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






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






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






29. An air-conducting tube






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






31. The portion of seed plant embryo above the cotyledon






32. The site of most digestion of nutrients and absorption of digested nutrients






33. The cell membrane






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






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






36. The physical appearance or makeup of an individual - as opposed to its genetic makeup






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






38. Structures in the testes that produce sperm and semen






39. The elimination of metabolic waster matter






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






41. In plants - the tissue between the epidermis and the vascular cylinder in the roots and stems of plants; in animals - the outer tissue of some organs






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






43. The study of organisms in relation to their environment






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






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






46. A sex or reproductive cell that must fuse with another of the opposite type to form a zygote






47. The process by which environmental patterns or objects presented to a developing organism during a "critical period" of its growth is accepted as a permanent element of its behavior






48. A hormone that regulates water reabsorption






49. An accumulation of axons within the CNS that is white because it is fatty - myelin sheath






50. An anterior pituitary hormone that stimulates the follicles in females and the function of the seminiferous tubules in males