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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. A starch form in animals; glucose is converted to this in the liver






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






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






4. Structures in the testes that produce sperm and semen






5. The ability of certain animals to regrow missing body parts






6. Any chromosome that is not a sex chromosome






7. Pertaining to the head






8. An organ centrally involved in the human digestive system






9. A structure found between the cerebral hemispheres of vertebrates; secretes melatonin






10. The evaporation of water from leaves or other exposed surfaces of plants






11. A dominant allele suppresses the expression of the other member of an allele pair when both members are present






12. One-thousandth of a millimeter; a unit of microscopic length






13. Describes structures that have similar function but different evolutionary origins; e.g. - a bird's wing and a moth's wing






14. The small granular body within the centrosome to which the spindle fibers attach






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






16. Pertains to a gene or characteristic that is masked when a dominant allele is present






17. A fatty sheath surrounding the axon of a neuron that aids in stimulus transmission; it is secreted by the Schwann cells






18. An organelle in the cytoplasm that contains RNA; serves as the site of protein synthesis






19. An organism that requires oxygen for respiration and can live only in the presence of oxygen






20. A stalklike or elongated body part - usually pointed at one end






21. The association of physical - visceral response with an environmental stimulus with which it is not naturally associated; a learned response






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






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






24. The process by which water and dissolved substances pass through a membrane






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






26. Part of the nephron in the kidney; involved in excretion

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






28. Encompasses the brain and the spinal cord






29. The pressure exerted by the contents of a cell against the cell membrane or cell wall






30. An organism that possesses both the male and the female reproductive organs






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






32. A foreign protein that stimulates the production of antibodies when introduced into the body of an organism






33. A pair of chromosome pairs present during the first metaphase of meiosis






34. The outer - transparent layer of the eye






35. The loss of all or part of a chromosome






36. 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






37. Relating to the lung






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






39. The organelle that provides mechanical support and carries out motility functions for the cell






40. An organism that possesses one or more whiplike appendages called flagella






41. Waves of contraction and relaxation passing along a tubular structure - such as the digestive tube






42. A form of asexual reproduction in which the egg develops in the absence of sperm






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






44. A type of virus that can destroy bacteria by infecting - parasitizing and eventually killing them






45. Semen






46. The sensory branch of each spinal nerve






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






48. Adrenaline






49. The ways in which organisms regulate their internal heat






50. An organ that stores bile