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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. Cytoplasmic organelles that serve as sites of respiration; a rod-shaped body in the cytoplasm known to be the center of cellular respiration






2. Pertaining to a restricted locality; ecologically - occurring only in one particular region






3. A cell in the retina that is sensitive to colors and is responsible for color vision






4. A specialized structure that controls osmotic pressure by removing water from the cell






5. A fat-digesting hormone






6. An over secretion of thyroid that leads to high metabolism and exopthalmia goiter






7. The cellular layer that covers external and internal surfaces






8. A period in the development of animals between the embryo and adult stages; starts at hatching and ends in metamorphasis






9. Changes in genes that are inherited






10. The pigment in rod cells that causes light sensitivity






11. 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






12. A hoofed animal






13. Daily cycles of behavior






14. The portion of the embryonic seed plant below the point of attachment of the coytledon; form the root






15. The outermost bone of the middle ear (hammer)






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






17. The enzyme that acts upon lactose






18. A process of asexual reproduction in which the offspring develop from an outgrowth of the plant or animal






19. The science of classification of living things






20. The cell membrane






21. A plant that has a single cotyledon or seed-leaf






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






23. Anaerobic respiration the yields 2 molecules of ATP - lactic acid - ethyl alcohol and carbon dioxide or some similar compound via the glycolytic pathway






24. The sensory organ of the inner ear of mammals; it is coiled and contains the organ of corti






25. The process by which a certain function is regulated by the amount of the substance it produces






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






27. A marine biome; a region on the continental shelf that contains an ocean area with depths of up to 600 ft






28. An endocrine gland located in the neck that produces thyroxin






29. The vascular tissue of a plant that transports organic materials (photosynthetic products) from the leaves to other parts of the plant






30. A kind of white blood cell in vertebrates that is characterized by a rounded nucleus; involved in the immune response






31. A green pigment that performs essential functions as an electron donor and light "entrapper" in photosynthesis






32. Cytoplasmic bodies within a plant cell that are often pigmented






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






34. An excretory product of protein metabolism






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






36. The part of the flower that bears the female gametophyte






37. The space between the mesodermal layers that forms the body cavity of some animal phyla






38. Substance secreted by organisms that influences the behavior of other members of the same species






39. The female gamete; it is nonmotile - large in comparison to male gametes - and stores nutrients






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






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






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






43. A reproductive cell






44. The reproductive organ that produces sex cells






45. The stable - biotic part of the ecosystem in which populations exist in balance with each other and with the environment






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






47. A neuron that picks up impulses from receptors and transmits them to the spinal cord






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






49. A resistance to disease developed through the immune system






50. A small projection in the walls of the small intestine that increases the surface area available for absorption






Can you answer 50 questions in 15 minutes?



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