Test your basic knowledge |

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 symbol that denotes the relative concentration of hydrogen ions in a solution






2. A group of life-maintaining processes that includes nutrition - respiration (the production of usable energy) and the synthesis and degradation of biochemical substances






3. One of a group of compounds that is identical in a atomic composition - but different in structure and arrangement






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






5. The enzyme that acts upon lactose






6. Adenosine diphosphate (ADP) and adenosine triphosphate (ATP) - which are energy storage molecules






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






8. Technology that allows for manipulation of genetic material






9. A thin - transparent - eyelid-like membrane that opens and closes laterally across the cornea of many vertebrates (the third eyelid)






10. A complex carrier mechanism located on the inside of the inner mitochondrial membrane of the cell; releases energy and is used to form ATP






11. A structure that arises during mitosis and helps separate the chromosomes; composed of tubulin






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






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






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






15. An organism that is heterozygous for two different traits






16. The part of the body of an animal that is between the neck or head and the abdomen






17. Describes cells (gametes) that have half the chromosome number typical of the species






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






19. A pyrimidine found in RNA (but not DNA); pairs with DNA adenine






20. A structure that extends from the trunk of an organism and is capable of active movements






21. An individual that is heterozygous for only one trait






22. A disease-causing organism






23. 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






24. A hormone that regulates water reabsorption






25. A mutation involving the addition or loss of nucleotides






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






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






28. The recycling of carbon from decaying organisms for use in future generations






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






30. The place of attachment of the mitotic fiber to the chromosome






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






32. The male gonads that produce sperm and male hormones






33. An animal phylum in which all members have a notochord - dorsal nerve cord and pharyngeal gill slits at some embryonic stage; includes the Cephalochordata and the Vertebrates






34. The liquid part of blood






35. A structure in animal cells containing centrioles from which the spindle fibers develop






36. A membrane that envelopes the nucleus and separates it from the cytoplasm; present in eukaryotes






37. A plant growth hormone






38. Multicellular organism






39. The portion of seed plant embryo above the cotyledon






40. Organism that consumes food from outside itself instead of producing it






41. The instance of polymorphism in which there is a difference of form between two members of a species - as between males and females






42. A white or colorless - amorphous - horny substance that forms part of the outer integument of insects - crustaceans and some other invertebrates; it also occurs in certain fungi






43. The ability to respond to a stimulus






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






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






46. Protein threads that form in the blood during clotting






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






48. Any cell that is not a reproductive cell






49. An air-conducting tube






50. An organic nutrient required by organisms in small amounts to aid in proper metabolic processes






Can you answer 50 questions in 15 minutes?



Let me suggest you:

Browse all subjects

Browse all tests

Most popular tests



Major Subjects

Tests & Exams


AP
CLEP
DSST
GRE
SAT
GMAT

Browse all subjects

Browse all tests

Most popular tests