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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 part of the flower that produces pollen






2. Bacteria that are rod shaped






3. 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






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






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






6. A flowering plant with simple dry fruit - characterized by nodes on their roots that contain nitrogen-fixing bacteria






7. A cell resulting from the fusion of gametes






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






9. A plant that has two seed leaves or cotyledons






10. 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






11. A substance that prevents appreciable changes in pH in solutions to which small quantities of acids or bases are added






12. A fat-digesting hormone






13. A nuclear protein of chromosomes that stains readily






14. A motile - multinucleate mass of protoplasm resulting from fusion of uninuclear amoeboid cells






15. A plant-eating animal






16. The class of free-living flatworms






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






18. The portion of seed plant embryo above the cotyledon






19. A colloidal system involving the dispersion of a liquid within a liquid






20. Nonfunctional haploid cells created during meiosis in females; they have very little cytoplasm-most has gone into the functional egg cell






21. The study of organisms in relation to their environment






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






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






24. A mitotic or meiotic stage in which the chromosomes become visible and during which the spindle fibers form; synapsis takes place during the first meiotic prophase






25. The thigh bone of vertebrates






26. Describes a fluid that has the same osmotic pressure as a fluid it is compared to






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






28. The portion of alimentary canal connecting the pharynx and the stomach






29. Protein threads that form in the blood during clotting






30. The sensory branch of each spinal nerve






31. A bony or chitinous case or shield covering the back or part of the back of an animal (shell of a crab)






32. A process of photosynthesis in which water is split into H+ and OH-; the hydrogen ion is then joined to NADP






33. The female gonad in animals; the base of the pistil in plants






34. One of a class of organic compounds that is composed of many amino acids; contains C - H - O and N






35. The largest portion of the human brain; it is believed to be the center of intelligence - conscious thought and sensation






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






37. An air-conducting tube






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






39. The removal of hydrogen or electrons from a compound or addition of oxygen; half of a redox (oxidation or reduction) process






40. Requiring free oxygen from the atmosphere for normal activity and respiration






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






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






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






44. The division in animal cell cytoplasm caused by the pinching in of the cell membrane






45. A mature ovary






46. Compounds in bile that aid in emulsification






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






48. A hormone of the thyroid that regulates basal metabolism






49. A remnant of follicle after ovulation that secretes the hormone progesterone






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






Can you answer 50 questions in 15 minutes?



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