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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. In plants - an area of undifferentiated tissue covered by embryonic leaves






2. The stage in mitosis that is characterized by the migration of chromatids to opposite ends of the cell; the stage in meiosis during which homologus pairs migrate (Anaphase I) - and the stage in meiosis during which chromatids migrate to different end






3. An enzyme that acts upon sucrose






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






5. The phylum to which segmented worms belong






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 group of populations that can interbreed






8. The inner layer of an organ surrounded by the cortex






9. A substance that is acted upon by an enzyme






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






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






12. Usually referred to as ACTH and secreted by the anterior lobe of the pituitary gland; stimulates the adrenal cortex to produce its characteristic hormones






13. Related to the sense of smell






14. Adrenaline






15. The primary germ layer - developed from the lip of the blastopore - that gives rise to the skeleton - the circulatory system and many organs and tissues between the epidermis and the epithelium






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






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






18. A kingdom of unicellular living organisms that are neither animals nor plants; includes some groups of algae - slime molds and protozoa






19. A simple sugar






20. The sac in the ovary in which the egg develops






21. The outermost - extra-embryonic membrane of reptiles and birds






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






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






24. The science of classification of living things






25. Asexual reproduction; in this process - the parent organism splits into two equal daughter cells






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






27. A symbiotic relationship from which both organisms involved derive some benefit






28. A plant that lives on another plant mensalistically






29. A thyroid deficiency that results in stunted growth and feeblemindedness






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






31. A fat-digesting hormone






32. The mammalian oviduct that leads from the ovaries to the uterus






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






34. An organelle that contains enzymes that aid in intracellular digestion






35. A wall composed of cellulose that is external to the cell membrane in plants; it is primarily involved in support and in the maintenance of proper internal pressure






36. The external opening of the trachea in insects






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






38. A carbohydrate that is composed of many monosaccharide units joined together






39. Encompasses the brain and the spinal cord






40. A plant growth hormone






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






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






43. A process of cell division whereby each daughter cell receives only one set of chromosomes; the formation of gametes






44. A bundle of nerve axons






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






46. Pertaining to a type of gland that releases its secretion through a duct






47. Describes a fluid that has a lower osmotic pressure than a fluid it is compared to






48. Cycle in photosynthesis that reduces fixed carbon to carbohydrates through the addition of electrons ("dark cycle")






49. A hormone of the thyroid that regulates basal metabolism






50. The part of the neuron that transmits impulses to the cell body