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






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






3. An organ that stores urine temporarily before it is excreted






4. A microscopic - whiplike filament that serves as a locomotor structure in flagellate cells






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






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






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






8. A "seed leaf"; responsible for food digestion and storage in plant embryo






9. The description of a plant life cycle that consists of a diploid - asexual - sporophyte generation and a haploid - sexual - gametrophyte generation






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

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11. Occurs when certain traits are determined by genes on sex chromosomes






12. Structures in the testes that produce sperm and semen






13. A sensory organ capable of detecting light






14. Nonliving - as in the physical environment






15. A hormone produced by the Islets of Langerhans in the pancreas






16. A protein compound containing iron that is found in red blood cells






17. 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






18. Blood protein that is transformed to fibrin upon clotting






19. Vascular tissue of the plant that aids in support and carries water






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






21. Describes a fluid that has a higher osmotic pressure than another fluid it is compared to






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






23. A stage of embryonic development in which the embryo consists of a hollow ball of cells






24. The outer layer of cerebral hemispheres in the forebrain - consisting of gray matter






25. A type of anaerobic respiration found in fungi - bacteria and human muscle cells






26. A large class of arthropods - including crabs and lobsters






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






28. Plant growth stimulated by light (stem: + - towards light; root: - - away from light)






29. The intake of fluid droplets into a cell






30. Plant tissue consisting of large thin-walled cells for storage






31. A plant that has two seed leaves or cotyledons






32. A simple sugar






33. Any physical feature that prevents the ecological niches of different organisms from overlapping






34. Any chromosome that is not a sex chromosome






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






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






37. An organism that does not require free oxygen in order to respire






38. The orderly process by which one biotic community replaces another until a climax community is established






39. Any organism that is the victim of a parasite






40. Involuntary muscle






41. An organ that stores bile






42. A section of the posterior forebrain associated with the pituitary gland






43. The cavity in the mammalian ovary in which the egg ripens






44. An organic cofactor required for enzyme activity






45. Any cell capable of ingesting another cell






46. Compounds in bile that aid in emulsification






47. A stomach enzyme that partially digests proteins






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






49. A nerve cell






50. A ductless gland that secretes hormones directly into the bloodstream






Can you answer 50 questions in 15 minutes?



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